| TA10070-0 |
A.G.I. Geotechnical, Inc. |
7247 Hayvenhurst Ave., Unit A-2 |
CA |
91406 |
9/1/2026 12:00:00 AM |
(818) 785-5244 |
Soils |
| TA10191-0 |
AESCO, Inc. |
17782 Georgetown Lane |
CA |
92647 |
12/1/2026 12:00:00 AM |
(714) 375-3830 |
Concrete, Rebar, Stranded Cable, Soils |
| TA10034-0 |
AGE Engineering |
237 South Lamer Street |
CA |
91506 |
2/1/2027 12:00:00 AM |
(818) 842-7343 |
Soil Only |
| TA10130-0 |
AP Engineering & Testing, Inc. |
2607 Pomona Blvd. |
CA |
91768 |
5/1/2027 12:00:00 AM |
(909) 869-6316 |
Soils |
| TA10005-0 |
Accu-Test Structural Laboratories, Inc. dba Blue Stallion Corporation DBA Blue Stallion Corporation |
23915 Ventura Bl |
CA |
91302 |
1/1/2027 12:00:00 AM |
(818) 591-3555 |
Physical Testing |
| TA24136-0 |
Accurate Weld Testing Lab, Inc. |
5451 Business Drive |
CA |
92649 |
10/1/2026 12:00:00 AM |
(714) 373-3852 |
Weld & Welder Performance Testing: Structural Steel, Light Gauge, Aluminum, Rebar, Stainless Steel, Nondestructive Testing: Radiographic Testing |
| TA24874-0 |
Advanced Engineering Acoustics |
663 Bristol Avenue |
CA |
93065 |
11/1/2026 12:00:00 AM |
(805) 583-8207 |
Field Testing Only: Acoustics, Noise, Vibration |
| TA10218-0 |
Advanced Environmental Group, Inc. dba Environmental Support Technologies |
8 Goodyear, Suite 125 |
CA |
92618 |
12/1/2026 12:00:00 AM |
(949) 361-7797 |
Mobile Field Testing Agency for Gas, Methane and Soils |
| TA10064-0 |
Advanced Geotechnical Services, Inc |
5251 Verdugo Way, Suite L |
CA |
93012 |
2/1/2027 12:00:00 AM |
(805) 388-6162 |
Soils Test |
| TA24789-0 |
Advanced Geotechniques |
3467 Ocean View Blvd., Suite C |
CA |
91208 |
11/1/2026 12:00:00 AM |
(818) 549-0330 |
Field Testing: Soils & Methane |
| TA24831-0 |
Advanced Materials Testing, LLC. |
14428 Hamlin Street, Suite 300 |
CA |
91401 |
10/1/2026 12:00:00 AM |
(818) 923-5800 |
Soils |
| TA10222-0 |
Albus & Associates, Inc. |
1011 N. Armando Street |
CA |
92806 |
11/1/2026 12:00:00 AM |
(714) 630-1626 |
Soils & Aggregate Base Testing |
| TA25059-0 |
All American Material Testing, LLC |
790 W. Basin Street #6 |
CA |
90731 |
4/1/2027 12:00:00 AM |
(310) 415-2898 |
Concrete, Mortar, Grout, Rebar |
| TA10192-0 |
Allan E. Seward Engineering Geology, Inc. |
27825 Smyth Drive |
CA |
91355 |
6/1/2027 12:00:00 AM |
(661) 294-0065 |
Soils Testing |
| TA24884-0 |
Alta California Geotechnical, Inc. |
170 N. Maple Street, Ste 108 |
CA |
92878 |
8/1/2026 12:00:00 AM |
(951) 509-7090 |
Soils |
| TA10215-0 |
American Analytics, Inc. |
9765 Eton Avenue |
CA |
91311 |
4/1/2026 12:00:00 AM |
(818) 998-5547 |
Methane |
| TA24833-0 |
American Engineering Laboratories, Inc. |
205 W. La Habra Blvd. |
CA |
90631 |
11/1/2026 12:00:00 AM |
(562) 322-5698 |
Concrete, Grout, Masonry, Mortar, Rebar, Soils, Welding:NDT (MT, PT, RT, UT, VT) |
| TA24617-0 |
American Geotechnical |
22725 Old Canal Road |
CA |
92887 |
5/1/2027 12:00:00 AM |
(714) 685-3900 |
Concrete, Soils |
| TA24896-0 |
Anbessaw Consulting Inc. dba The Quality Firm |
177 University Parkway |
CA |
91768 |
2/1/2027 12:00:00 AM |
(562) 386-7131 |
Anchors, Concrete, Fireproofing, Mortar, Masonry, NDT(MT,PT,UT), Shotcrete, Soils: Field Testing Only |
| TA25012-0 |
Andersen Integrated Services Inc. |
10020 National Blvd. |
CA |
90034 |
6/1/2026 12:00:00 AM |
(310) 854-5453 |
Methane Field Testing |
| TA00282-0 |
Antelope Valley College |
3041 W. Avenue K |
CA |
93536 |
10/1/2026 12:00:00 AM |
(661) 722-6300 |
Welder Performance Testing: Structural Steel & Light Gauge |
| TA10003-0 |
Apprentice & Journeyman Training Trust Fund dba: Southern CA Plumbing & Piping Industry |
18349 S Figueroa St |
CA |
90248 |
1/1/2027 12:00:00 AM |
(310) 604-0892 |
Welder Performance Testing for Manual and Semi-Automatic Processes |
| TA24715-0 |
Arroyo Geoscience, Inc. DBA: Applied Earth Science |
312 Western Avenue, Unit A |
CA |
91201 |
4/1/2027 12:00:00 AM |
(818) 552-6000 |
SOILS AND METHANE TESTING |
| TA23130-0 |
Associated Soils Engineering, Inc. |
2860 Walnut Avenue |
CA |
90755 |
11/1/2026 12:00:00 AM |
(562) 426-7990 |
Soils, Asphalt, Concrete |
| TA24814-0 |
Atlas Technical Consultants, LLC |
534 23rd Avenue |
CA |
94606 |
5/1/2027 12:00:00 AM |
(510) 436-7626 |
Nondestructive Testing, Structural Connections, Welder Performance Testing |
| TA00273-0 |
BAGG Engineers |
138 Charcot Ave. |
CA |
95131 |
1/1/2027 12:00:00 AM |
(650) 852-9133 |
SOILS/COMPACTION, MASONRY, CONCRETE, REBAR, STRUCTURAL STEEL NDT TESTING. |
| TA00309-0 |
BWI |
4187 East State Street |
CA |
91763 |
8/1/2026 12:00:00 AM |
(909) 561-8672 |
Welder Performance Testing for D1.1, D1.2, D1.3, D1.4, D1.6 and D1.8 |
| TA24796-0 |
Bay City Geology, Inc. |
24736 Calvert St. |
CA |
91367 |
7/1/2027 12:00:00 AM |
(310) 429-6681 |
Field Testing of Soils |
| TA24695-0 |
Blackrock Consulting Corp. |
45 W Easy St., #21, Simi Valley, CA 93065 |
CA |
93065 |
4/1/2027 12:00:00 AM |
(818) 723-8271 |
Soils |
| TA10066-0 |
Byer Geotechnical, Inc. |
1461 E. Chevy Chase Drive #200 |
CA |
91206 |
2/1/2027 12:00:00 AM |
(818) 549-9959 |
Soils |
| TA10115-0 |
C. L. Geosolutions, Inc. |
9428 Eton Ave., Unit M |
CA |
91311 |
4/1/2027 12:00:00 AM |
(818) 341-1899 |
Soils |
| TA10111-0 |
C.E.M. Lab Corp. |
45 Post |
CA |
92618 |
7/1/2027 12:00:00 AM |
(949) 502-4130 |
Resin Epoxies, Fireproofing Density, Rebar, Soil, Compression Strength: Concrete, Grout, & Mortar |
| TA24807-0 |
CCI Partners, Inc. dba: Pyramid Testing |
8145 Secura Way |
CA |
90670 |
10/1/2026 12:00:00 AM |
(424) 263-5955 |
Concrete, Fireproofing, FRP, Grout, Mortar, PT Cables, Rebar, Unreinforced Masonry, In-Place Shear |
| TA24848-0 |
CTM Welding |
1345 N. Dynamics St., #A |
CA |
92806 |
7/1/2027 12:00:00 AM |
(714) 577-9353 |
Welder Performance Testing D1.1, D1.3 and 1.6 |
| TA10176-0 |
Cal Land Engineering & Associates, Inc. |
574 E. Lambert Road |
CA |
92821 |
12/1/2026 12:00:00 AM |
(714) 671-1050 |
Soils |
| TA24568-0 |
CalMat / Vulcan Materials Company |
16009 E Foothill Blvd |
CA |
91706 |
4/1/2027 12:00:00 AM |
(626) 856-6190 |
Concrete Design Mix, Aggregate Testing |
| TA23200-2 |
CalPortland |
590 E. Live Oak Ave. |
CA |
91706 |
2/1/2027 12:00:00 AM |
(626) 852-6239 |
Concrete Mix Designs |
| TA23200-0 |
CalPortland Company |
9350 Oak Creek Road |
CA |
93501 |
2/1/2027 12:00:00 AM |
(661) 823-3777 |
Cement Testing |
| TA23200-4 |
CalPortland Company |
19409 National Trails Hwy |
CA |
92368 |
2/1/2027 12:00:00 AM |
(626) 852-6239 |
Cement Testing |
| TA10076-0 |
CalWest Geotechnical dba LC Eng. Group, Inc. |
889 Pierce Court, #101 |
CA |
91360 |
8/1/2027 12:00:00 AM |
(818) 991-7148 |
Soils Testing |
| TA24779-0 |
California Testing & Inspections Inc. |
15957 Vermont Ave. |
CA |
90723 |
3/1/2027 12:00:00 AM |
(213) 748-4900 |
TESTING AGENCY (SOIL / CONCRETE / MASONRY / GROUT / MORTAR / REBAR) |
| TA24821-0 |
California Welding Institute |
32081 Corydon Street |
CA |
92530 |
8/1/2026 12:00:00 AM |
(951) 536-3809 |
Welder Performance Testing: D1.1, D1.2, D1.3, D1.6 |
| TA10030-0 |
Callahan & Norrell, Inc. dba: NORCAL Engineering |
10641 Humbolt Street |
CA |
90720 |
10/1/2026 12:00:00 AM |
(562) 799-9469 |
Soils Testing |
| TA24889-0 |
Caltech-Labs, Inc. |
420 W Lambert Road, Suite D |
CA |
92821 |
7/1/2027 12:00:00 AM |
(714) 255-2900 |
Concrete, Grout, Mortar and Rebar |
| TA24379-0 |
Carpenters J.A.T.C. dba Southwest Carpenters Training Fund |
10015 Rose Hills Rd., Suite #200 |
CA |
90601 |
3/1/2027 12:00:00 AM |
(562) 699-0419 |
Welder Certification, SSW, LGS, (Manual & Semi Automatic) |
| TA23197-0 |
Cemex Construction Materials Pacific LLC |
16888 North 'E' Street |
CA |
92394 |
3/1/2027 12:00:00 AM |
(760) 646-5026 |
Cement Testing |
| TA24168-0 |
Cerritos Community College |
11110 E Alondra Bl |
CA |
90650 |
3/1/2026 12:00:00 AM |
(562) 860-2451 |
Welder Performance Testing |
| TA24861-0 |
Citadel EHS |
1725 Victory Blvd. |
CA |
91201 |
8/1/2026 12:00:00 AM |
(818) 246-2707 |
Field testing only of methane |
| TA02222-0 |
City of Los Angeles - Dept of General Services |
2319 Dorris Place |
CA |
90031 |
7/1/2027 12:00:00 AM |
(213) 485-2242 |
Concrete, Masonry, Soils, Steel |
| TA24573-0 |
City of Los Angeles - Dept. of Water and Power |
510 E. 2nd St. |
CA |
90012 |
4/1/2027 12:00:00 AM |
(213) 367-8814 |
Concrete, Soils |
| TA24455-0 |
College Of The Canyons/Santa Clarita Community College |
26455 Rockwell Canyon Rd |
CA |
91355 |
3/1/2027 12:00:00 AM |
(661) 259-7800 |
Welding Testing |
| TA25042-0 |
Compton College |
1111 E. Artesia Blvd. |
CA |
90221 |
11/1/2024 12:00:00 AM |
(3109001) 600-2111 |
Welder Performance Testing for D1.1, D1.2, D1.3, D1.4 and D1.6 |
| TA12117-0 |
Converse Professional Group |
717 S. Myrtle Ave |
CA |
91016 |
7/1/2026 12:00:00 AM |
(626) 930-1200 |
Aggregate, Concrete, Fireproofing, High Strength Bolts, Masonry, Rebar, Soils, Methane Field Testing |
| TA25169-0 |
Crawford & Associates, Inc. |
4701 Freeport Blvd |
CA |
95822 |
|
(916) 455-4225 |
|
| TA10211-0 |
DL Science, Inc. |
532 W. Maple Avenue |
CA |
90245 |
1/1/2027 12:00:00 AM |
(818) 731-9644 |
Field Testing: Methane |
| TA10174-0 |
David H. Lee & Associates, Inc. |
23011 Moulton Pkwy. Suite D-12 |
CA |
92653 |
10/1/2026 12:00:00 AM |
(949) 461-5690 |
Soils Testing |
| TA10199-0 |
David T. Hamilton & Associates, Inc. dba: Hamilton & Associates, Inc. |
1641 Border Ave |
CA |
90501 |
7/1/2027 12:00:00 AM |
(310) 618-2190 |
Soils Testing & Concrete Cylinders |
| TA24733-0 |
Decisive Testing, Inc |
4735 Myrtle Avenue |
CA |
92105 |
11/1/2026 12:00:00 AM |
(619) 285-9006 |
Chemical Analysis, Non-Destr. & Metallurgical Testing, Welder & Weld Certs For Struct., Light GA., Rebar Welding |
| TA10225-1 |
Dick Nigra Inspections, Inc. |
48940 Three Points Road |
CA |
92411 |
7/1/2027 12:00:00 AM |
(818) 957-2759 |
Anchors, Concrete, Fireproofing, Grout, Mortar |
| TA10225-0 |
Dick Nigra Inspections, Inc. |
4735 Oakado Place |
CA |
91011 |
7/1/2027 12:00:00 AM |
(818) 957-2759 |
Anchors, Concrete, Grout, Mortar, Fireproofing, Steel Nondestructive Testing (UT, MT, PT) |
| TA10169-0 |
Don Soils Engineering Co. |
2225 S. La Brea Avenue |
CA |
90016 |
6/1/2027 12:00:00 AM |
(213) 798-5938 |
Soils Testing |
| TA25010-0 |
Driving Hope Foundation dba South Bay Career Academy |
1491 E. 28th St. |
CA |
90755 |
4/1/2027 12:00:00 AM |
(310) 971-7656 |
Structural Steel Welder Performance Testing |
| TA24952-0 |
Dynamic Education |
750 W. Battery St. |
CA |
90731 |
8/1/2026 12:00:00 AM |
(424) 264-5622 |
Welder Performance Testing: D1.1, D1.2, D1.6 |
| TA10207-0 |
EFI Global |
317 South Isis Avenue #207 |
CA |
90301 |
10/1/2026 12:00:00 AM |
(310) 854-6300 |
Methane (Field Only) |
| TA10109-0 |
EGLAB, Inc. |
11819 Goldring Road, Unit D |
CA |
91006 |
6/1/2027 12:00:00 AM |
(626263) 358-8114 |
Soils Only |
| TA24909-0 |
ENGEO Inc. |
27742 Hancock Parkway |
CA |
91355 |
8/1/2026 12:00:00 AM |
(916) 833-3083 |
Concrete & Soils |
| TA25112-0 |
ERJ Inspections Inc. |
7366 Piute Creek Drive |
CA |
92881 |
5/1/2027 12:00:00 AM |
(951) 427-0646 |
Concrete, Grout |
| TA24810-0 |
Earth Mechanics, Inc. |
17800 Newhope Street, Ste. B |
CA |
92708 |
10/1/2026 12:00:00 AM |
(714) 751-3826 |
Soils |
| TA10062-0 |
Earth Systems Pacific |
2122 E. Walnut Street, Suite 200 |
CA |
91107 |
12/1/2026 12:00:00 AM |
(626) 356-0955 |
CONCRETE/MASONRY/SOILS/STEEL/REBAR |
| TA24885-0 |
El Camino Community College |
16007 Crenshaw Blvd |
CA |
90506 |
12/1/2026 12:00:00 AM |
(310) 660-3593 |
Welder Performance Testing for D1.1 and D1.3 |
| TA24824-0 |
FDC & Associates Corporation |
322 W. Orange Show Lane |
CA |
92408 |
3/1/2027 12:00:00 AM |
(909) 388-7200 |
Soils |
| TA24871-0 |
FTL, Inc., dba: Fenestration Testing Laboratory, Inc. |
10235 8th Street |
CA |
91730 |
10/1/2026 12:00:00 AM |
(909) 477-4343 |
Fenestration Testing |
| TA10219-0 |
Feffer Geological Consulting |
1990 S. Bundy Drive, Suite 400 |
CA |
90025 |
10/1/2026 12:00:00 AM |
(310) 207-5048 |
Field Soil Compaction Testing |
| TA24862-0 |
Fenagh Engineering and Testing, LLC |
9070 Center Ave |
CA |
91730 |
10/1/2026 12:00:00 AM |
(909) 587-6374 |
Asphalt, Aggregate, Compaction, Concrete, Fireproofing, Masonry, Mix Designs, Rebar, Steel NDT (MT, PT, UT, VT) and Soils |
| TA10018-1 |
Field Ironworkers Apprenticeship and Training |
15488 Arrow Route |
CA |
92335 |
5/1/2027 12:00:00 AM |
(714) 228-9744 |
Welder Performance Testing - Manual and Semi Automatic LWS, RB, SHST, AL and SST |
| TA10018-0 |
Field Ironworkers Apprenticeship and Training Program |
5555 Fresca Drive |
CA |
90623 |
5/1/2027 12:00:00 AM |
(714) 228-9744 |
Welder Performance Testing - Manual and Semi Automatic LWS, RB, SHST, AL and SST |
| TA24892-0 |
Francis Krahe & Associates, Inc. |
304 South Broadway Suite 203 |
CA |
90013 |
4/1/2027 12:00:00 AM |
(213617) 047-7102 |
Field Testing of Lighting: BUG/Intensity/Luminance/Trespass |
| TA10228-0 |
Fransen Inspection Technology |
2815 Junipero Ave., Suite 110 |
CA |
90755 |
9/1/2026 12:00:00 AM |
(714) 642-5842 |
Field Testing ONLY: Nondesctructive Testing (NDT): Ultrasonic Testing (UT), Magnetic Particle Inspection (MPI) |
| TA00250-0 |
Frey Environmental, Inc. |
2817-A Lafayette Avenue |
CA |
92663 |
5/1/2027 12:00:00 AM |
(949) 723-1645 |
METHANE INVESTIGATIONS - CATEGORY 'D' AGENCY - FIELD TESTING |
| TA10036-0 |
Fullerton College |
321 E Chapman Ave., Bldg 700 |
CA |
92832 |
5/1/2027 12:00:00 AM |
(714) 992-7000 |
Weld Testing: Solid State Welding (SSW), Light Gauge (LG) |
| TA25170-0 |
G3 Quality Inc. |
13850 Cerritos Corporate Drive, Suite E |
CA |
90703 |
|
(562) 321-9840 |
|
| TA24811-0 |
GMU Geotechnical, Inc. |
30336 Esperanza |
CA |
92688 |
2/1/2027 12:00:00 AM |
(949) 888-6513 |
Soils, Asphalt, Aggregates |
| TA24254-0 |
GSS Engineering, Inc. |
11823 Slauson Avenue #46 |
CA |
90670 |
11/1/2026 12:00:00 AM |
(562) 696-6062 |
Soils |
| TA10195-0 |
Geo Environ Engineering Consultants |
4071 E. La Palma Ave., Suite B |
CA |
92807 |
6/1/2027 12:00:00 AM |
(714) 632-3190 |
Soils Testing |
| TA10203-0 |
Geo Environmental Resources Inc. |
2511 W. La Palma Ave., Ste. E |
CA |
92801 |
7/1/2026 12:00:00 AM |
(714) 995-9001 |
Soils |
| TA24845-0 |
Geo Forward, Inc. |
445 S. Figueroa Street, #3100 |
CA |
90071 |
11/1/2026 12:00:00 AM |
(888) 930-6604 |
Methane Field Testing |
| TA24863-0 |
Geo Tek, Inc. |
1552 N. Maple St. |
CA |
92878 |
3/1/2027 12:00:00 AM |
(951) 710-1160 |
Aggregate, Concrete, Masonry and Soils |
| TA24835-0 |
Geo-Advantec, Inc. |
457 West Allen Ave., Suite 113 |
CA |
91773 |
2/1/2027 12:00:00 AM |
(909) 305-0400 |
Concrete/Masonry/Soils |
| TA10108-0 |
GeoConcepts, Inc. |
14428 Hamlin Street, Suite 200 |
CA |
91401 |
6/1/2027 12:00:00 AM |
(818) 994-8895 |
Soils |
| TA10234-0 |
GeoKinetics LLP |
77 Bunsen |
CA |
92618 |
6/1/2024 12:00:00 AM |
(949) 502-5353 |
Methane, Soils and Waterproofing Membranes |
| TA23920-0 |
GeoSoils Inc. |
6634 Valjean Ave. |
CA |
91406 |
7/1/2027 12:00:00 AM |
(818) 785-2158 |
Soils Testing |
| TA24800-0 |
GeoTech Consultants, Inc |
1545 N. Verdugo Rd., Unit #7 |
CA |
91208 |
3/1/2027 12:00:00 AM |
(747) 215-6337 |
Soils |
| TA24893-0 |
Geoboden, Inc. |
28 Edelman |
CA |
92618 |
9/1/2026 12:00:00 AM |
(949) 872-9565 |
Soil & Methane Field |
| TA10188-0 |
Geocon West, Inc. |
500 N. Victory Blvd. |
CA |
91502 |
4/1/2027 12:00:00 AM |
(818) 841-8388 |
Soils; Concrete; Grout; Masonry; Asphalt |
| TA10198-0 |
Geologic Associates |
3921-A E. La Palma Avenue |
CA |
92807 |
12/1/2026 12:00:00 AM |
(909) 772-4345 |
Soils Testing |
| TA10217-0 |
Geomat Testing Laboratories, Inc. |
9980 Indiana Ave., Suite 14 |
CA |
92503 |
9/1/2026 12:00:00 AM |
(951) 688-5400 |
Soils, Concrete & Masonry Testing Lab |
| TA25048-0 |
Geomax Engineering, Inc. |
7340 Florence Avenue, Suite 229 |
CA |
90240 |
11/1/2026 12:00:00 AM |
(562) 806-2173 |
Soils |
| TA24886-0 |
Geoscience Analytical LLC |
4212 E Los Angeles #4256 |
CA |
93063 |
5/1/2027 12:00:00 AM |
(805) 402-4037 |
FIELD METHANE TESTING ONLY |
| TA24300-0 |
Geosystems, Inc. |
1545 Victory Blvd. 2nd Floor |
CA |
91201 |
11/1/2026 12:00:00 AM |
(818) 500-9533 |
Soils Testing |
| TA10056-0 |
Geotechnical Professionals, Inc. |
5736 Corporate Avenue |
CA |
90630 |
11/1/2026 12:00:00 AM |
(714) 220-2211 |
Soils |
| TA10086-0 |
Geotechnical Soilutions, Inc. |
11080 Tuxford St. |
CA |
91352 |
10/1/2026 12:00:00 AM |
(323) 937-1097 |
Field Test ONLY: Soils Compaction |
| TA10084-0 |
Geotechnical Solutions, Inc |
27 Mauchly Suite 210 |
CA |
92618 |
10/1/2026 12:00:00 AM |
(949) 453-0406 |
Soils Testing |
| TA23666-0 |
Geotechnologies, Inc. (Prev. Jerry Kovacs & Associates ) |
439 Western Avenue |
CA |
91201 |
3/1/2027 12:00:00 AM |
(818) 240-9600 |
Soil Testing |
| TA24614-0 |
Giles Engineering Associates, Inc |
733 W. Taft Avenue |
CA |
92865 |
2/1/2027 12:00:00 AM |
(714) 279-0817 |
Soils |
| TA00254-0 |
Gillibrand Industrial Sands |
5810 Bennett Road |
CA |
93063 |
5/1/2025 12:00:00 AM |
(805) 526-2195 |
Aggregate Testing |
| TA10126-0 |
Gold Coast Geo Services, Inc. |
5251 Verdugo Way, Ste. J |
CA |
93012 |
12/1/2026 12:00:00 AM |
(805) 484-5070 |
Soils |
| TA23870-0 |
Gorian and Associates, Inc. |
3595 Old Conejo Road |
CA |
91320 |
12/1/2026 12:00:00 AM |
(805) 375-9262 |
Soils, Concrete, Masonry, Grout, Compression Testing |
| TA10096-2 |
Group Delta Consultants, Inc. |
9245 Activity Road, Suite 103 |
CA |
92126 |
9/1/2024 12:00:00 AM |
(858) 536-1000 |
Aggregates, Asphalt, Concrete, Fireproofing, Masonry, Soils |
| TA10096-0 |
Group Delta Consultants, Inc. |
1320 S. Simpson Circle |
CA |
92806 |
9/1/2024 12:00:00 AM |
(714) 660-7500 |
Soils, Concrete, Masonry, Aggregate, Grout, Mortar, Welding Performance Testing, Asphalt, Reinforcing Steel |
| TA10024-0 |
Grover-Hollingsworth and Associates, Inc |
31129 Via Colinas, Suite #707 |
CA |
91362 |
7/1/2027 12:00:00 AM |
(818) 889-0844 |
Soil Testing |
| TA10231-0 |
H & P Mobile Geochemistry, Inc. |
2470 Impala Drive |
CA |
92010 |
11/1/2026 12:00:00 AM |
(760) 804-9678 |
Methane Field Testing, Category B |
| TA24887-0 |
HD Geosolutions, Inc. |
9300 Oso Ave, Unit A |
CA |
91311 |
4/1/2027 12:00:00 AM |
(818) 357-5845 |
Soils, Concrete |
| TA24660-0 |
Harbor Occupational Center |
740 N. Pacific Avenue |
CA |
90731 |
4/1/2027 12:00:00 AM |
(310) 241-4800 |
Welder Performance Testing |
| TA10072-0 |
Harrington Geotech Engineering, Inc |
1590 N. Brian Street |
CA |
92867 |
6/1/2027 12:00:00 AM |
(714) 637-3093 |
Soils & Concrete Testing |
| TA24929-0 |
Heathcote Geotechnical |
1884 Eastman Ave. #105 |
CA |
93003 |
3/1/2027 12:00:00 AM |
(805) 644-9978 |
Soils |
| TA10185-0 |
Hushmand Associates, Inc. |
250 Goddard |
CA |
92618 |
11/1/2026 12:00:00 AM |
(949) 777-1268 |
Soils and Concrete Testing |
| TA00301-0 |
Independent Solutions |
511 Central Ave. |
CA |
92530 |
4/1/2027 12:00:00 AM |
(951) 674-3222 |
Concrete/Masonry/Rebar/Soils/NDT[MT,PT,UT] |
| TA10249-0 |
Inland Engineering Technologies, Inc. |
41655 Reagan Way, Suite E |
CA |
92562 |
9/1/2026 12:00:00 AM |
(951) 894-6464 |
Concrete, Grout, Mortar, Soils (Field Only) |
| TA10166-0 |
Inspection Resources, Co. |
1161 N. Cosby Way, Ste. N |
CA |
92806 |
8/1/2026 12:00:00 AM |
(714) 427-0501 |
Nondestructive Testing: Ultrasonic and Magnetic Particle |
| TA24794-1 |
Intertek - ATI |
2524 E. Jensen Avenue |
CA |
93706 |
4/1/2026 12:00:00 AM |
(559) 233-8705 |
Air Leakage, Water Resistance, Structural Loads, Heat Flow on Fenestration Products & Walls |
| TA24794-2 |
Intertek Building & Construction |
25800 Commercentre Drive |
CA |
92630 |
3/1/2026 12:00:00 AM |
(949) 469-5190 |
Building & Construction Products |
| TA24464-0 |
Intertek Group, PLC. dba Professional Service Industries, Inc. |
11980 Telegraph Road, Unit #104 |
CA |
90670 |
10/1/2026 12:00:00 AM |
(714) 484-8600 |
Concrete, Masonry, Soils, URM, In-Place Shear |
| TA10252-0 |
Irvine Geotechnical, Inc. |
145 N. Sierra Madre Blvd., #1 |
CA |
91107 |
10/1/2026 12:00:00 AM |
(626) 844-6641 |
Soils: Field Testing Only |
| TA24851-0 |
JE & B Engineering, Inc. |
832 W 9th St |
CA |
91786 |
2/1/2025 12:00:00 AM |
(626) 255-2148 |
SOILS/COMPACTION,CONCRETE,GROUT,MORTAR,MIX DESIGN, STEEL NDT [VT, UT, MT, PT] |
| TA24865-0 |
JT Engineering |
33336 N. Agua Dulce Cyn Road #103 |
CA |
91390 |
1/1/2025 12:00:00 AM |
(661) 268-8899 |
Nuclear Gauge Testing of Soil (Field Only) |
| TA24901-0 |
JTM Geotechnical Engineering |
556 Riverdale Drive |
CA |
91204 |
|
(818) 662-8093 |
LICENSE APPLICATION UNDER REVEIW |
| TA24901-0 |
JTM Geotechnical Engineering |
556 Riverdale Drive |
CA |
91204 |
|
(818) 662-8083 |
SOIL TESTING |
| TA10224-0 |
KM3N -B, INC. DBA Terra-Petra |
700 S. Flower St., Suite #2580 |
CA |
90017 |
5/1/2027 12:00:00 AM |
(213) 458-0494 |
Methane Soil Gas Investigations (Field Work Only) |
| TA24446-0 |
Kinemetrics, Inc |
222 Vista Ave. |
CA |
91107 |
10/1/2026 12:00:00 AM |
(626) 744-5090 |
Accelerograph Testing |
| TA23149-0 |
Kleinfelder West, Inc. |
620 South Magnolia Ave., Building "G" |
CA |
91762 |
5/1/2027 12:00:00 AM |
(909) 657-1716 |
CONCRETE / MASONRY / STEEL / AGGREGATES / SOILS / 'NDT' / FIREPROOFING / METHANE TESTING / REBAR |
| TA24933-0 |
Kling Consulting Group, Inc. |
18008 Sky Park Circle, #150 |
CA |
92614 |
1/1/2027 12:00:00 AM |
(949) 797-6241 |
Soils Testing |
| TA10129-0 |
Koury Engineering and Testing, Inc. |
5711 Schaefer Avenue |
CA |
91710 |
4/1/2027 12:00:00 AM |
(909) 606-6111 |
Aggregates; Asphalt; Concrete; Fireproofing; Fiber Reinforced Polymers; Grout; Masonry; Nondestructive; Rebar; Soils; Stranded Steel Cables |
| TA10129-1 |
Koury Engineering and Testing, Inc. |
11473 Pacific Ave. |
CA |
92337 |
4/1/2027 12:00:00 AM |
(909) 988-4054 |
Nondestructive Testing (ET,LT,MT,PT,RT,UT,VT) |
| TA24785-2 |
Krazan & Associates, Inc. |
2205 Coy Avenue |
CA |
93307 |
9/1/2026 12:00:00 AM |
(661) 837-9200 |
SOILS/MASONRY/CONCRETE/REBAR/WELDING/NON-DESTRUCTIVE TESTING |
| TA24785-0 |
Krazan & Associates, Inc. |
215 W. Dakota Avenue |
CA |
93612 |
9/1/2026 12:00:00 AM |
(559) 348-2200 |
Soils, Masonry, Concrete |
| TA24785-1 |
Krazan & Associates, Inc. |
1100 Olympic Drive, Ste. 103 |
CA |
92881 |
9/1/2026 12:00:00 AM |
(951) 273-1011 |
Soils, Masonry, Concrete |
| TA24806-0 |
LK Geotechnical Engineering, Inc. |
10120 National Blvd |
CA |
90034 |
4/1/2027 12:00:00 AM |
(310) 866-8977 |
SOILS COMPACTION ( FIELD TESTS ONLY ) |
| TA25120-0 |
Langan CA, Inc. |
14712 Franklin Avenue, Unit H |
CA |
92780 |
8/1/2026 12:00:00 AM |
(562) 536-5466 |
Soils, Geotechnical and Methane Testing Agency |
| TA10106-0 |
Leedco Engineers, Inc. |
3380 Flair Drive, Suite 225 |
CA |
91731 |
6/1/2026 12:00:00 AM |
(626) 234-2247 |
Soils Testing |
| TA10069-1 |
Leighton & Associates, Inc. |
16691 Millikan Avenue |
CA |
92606 |
6/1/2024 12:00:00 AM |
(949) 250-1421 |
Concrete, Grout, Methane (field only), Masonry, Mortar, Post Tension Cables, Rebar, Soils and Steel |
| TA24853-0 |
Londo Welding Inc., dba: Welding Certification Center |
2701 N. Towne Ave. Unit C |
CA |
91767 |
1/1/2027 12:00:00 AM |
(909) 334-2378 |
Welder Certification AWS D1.1, D1.2, D1.3, D1.4, D1.6 |
| TA23288-0 |
Long Beach City College |
1305 E Pacific Coast Hwy. Bldg II |
CA |
90806 |
6/1/2027 12:00:00 AM |
(562) 938-4624 |
Welding Certification: Structural Steel Welding Only |
| TA01001-0 |
Los Angeles Pierce College |
6201 Winnetka Avenue, PMB #278 |
CA |
91371 |
2/1/2027 12:00:00 AM |
(818) 723-7123 |
Welder Certification SSW, Manual and Simi Automatic |
| TA10220-0 |
Los Angeles Trade Technical College |
400 West Washington Blvd., Bldg. B1 |
CA |
90015 |
12/1/2026 12:00:00 AM |
(213) 763-3700 |
Welder Performance Testing for Structural Steel and Sheet Steel |
| TA25107-0 |
MHP Engineering Group, Inc. |
1110 N. Virgil Ave., Suite 224 |
CA |
90029 |
1/1/2027 12:00:00 AM |
(323) 527-4198 |
Soils - Field Testing Only |
| TA10057-0 |
MTC Engineering, Inc. |
5924 Temple City Blvd. |
CA |
91780 |
2/1/2027 12:00:00 AM |
(626) 287-6416 |
Soils Testing |
| TA24780-0 |
MTGL, Inc. |
2992 E. La Palma Ave. Suite #A |
CA |
92806 |
5/1/2027 12:00:00 AM |
(714) 632-2999 |
SOILS / CONCRETE-MORTAR-GROUT COMPRESSION / REBAR / BOLTS / SFRM / CABLE / ROOFING |
| TA25097-0 |
Marshall Geosciences, Inc. dba: Marshall Geoscience |
1732 Camulos Avenue |
CA |
91208 |
11/1/2026 12:00:00 AM |
(818) 310-6161 |
Soils & Field Methane Testing |
| TA00300-0 |
Maxine Waters Career Prep Ctr. |
10925 S. Central Avenue |
CA |
90059 |
10/1/2024 12:00:00 AM |
(323) 357-7700 |
Welder Certification: SSW, TKY Connections |
| TA23205-0 |
Mitsubishi Cement Corporation |
5808 State Highway 18 |
CA |
92356 |
4/1/2027 12:00:00 AM |
(760) 248-5172 |
Cement |
| TA24836-0 |
Monroe Inspection & Testing Service |
19301 Braes River Dr. |
CA |
91789 |
2/1/2027 12:00:00 AM |
(213) 422-7488 |
Concrete, Masonry |
| TA10197-1 |
Monroe Laboratories |
950 University Ave. |
CA |
95032 |
|
(213) 422-7488 |
CANCELLED |
| TA10245-0 |
Moore Twining Associates, Inc. |
2527 Fresno Street |
CA |
93721 |
9/1/2026 12:00:00 AM |
(559) 268-7021 |
Cable, Concrete Compression, Masonry, Rebar, Soils, Welder Performance Testing |
| TA10245-1 |
Moore Twining Associates, Inc. |
11800 Sterling Avenue, Suite C |
CA |
92503 |
9/1/2026 12:00:00 AM |
(951) 898-8932 |
Concrete, Masonry, Soils |
| TA24169-0 |
Mt. San Antonio College |
1100 North Grand Avenue, Bldg 69, Rm 10A |
CA |
91789 |
3/1/2027 12:00:00 AM |
(909) 274-4638 |
Welder Performance Testing for Structural Steel, Reinforcing Steel, Stainless Steel and Sheet Steel |
| TA24793-0 |
NMG Geotechnical, Inc. |
17991 Fitch |
CA |
92614 |
8/1/2026 12:00:00 AM |
(949) 442-2442 |
Soils, Concrete, Mortar |
| TA24894-0 |
NOVA Geotechnical and Inspection Services dba Universal Engineering Sciences |
16 Technology Dr., Ste 139 |
CA |
92618 |
9/1/2024 12:00:00 AM |
(949) 537-3222 |
CONCRETE, SOILS |
| TA25000-0 |
NOVA Services, Inc. |
944 Calle Amanecer, Suite F |
CA |
92673 |
3/1/2024 12:00:00 AM |
(949) 388-7710 |
Concrete and Soils |
| TA25030-0 |
NTS Geotechnical, Inc. |
5319 University Dr. |
CA |
92612 |
|
(657) 888-4608 |
TO BE DETERMINED |
| TA25033-0 |
NV5, Inc. |
1868 Palma Drive, Suite A |
CA |
93003 |
9/1/2026 12:00:00 AM |
(805) 656-6074 |
Soils, Concrete, Masonry, Asphalt, Rebar, Fireproofing |
| TA10077-0 |
National Cement Company of California, Inc. |
Lebec Cement Plant, 5 Miles East of I-5 off Hwy 138 |
CA |
93243 |
4/1/2027 12:00:00 AM |
(661) 221-1647 |
Concrete Testing |
| TA10235-0 |
National Inspection and Testing |
6110 Ferguson Drive |
CA |
90022 |
12/1/2026 12:00:00 AM |
(310) 930-5515 |
Testing Agency/Concrete/Masonry/Mortar/Grout Compression/Shear & Tension of Anchor Bolts/NDT/UT/Magnetic Particle/Dye Penetration/In-Place Shear |
| TA10077-1 |
National Ready Mixed Concrete Co. |
1830 S. Milliken Avenue |
CA |
91761 |
4/1/2027 12:00:00 AM |
(909) 657-4000 |
Concrete Testing |
| TA10087-0 |
Ninyo & Moore |
475 Goddard, Suite 200 |
CA |
92618 |
10/1/2026 12:00:00 AM |
(949) 753-7070 |
Concrete, Flex Beams, Grout, Methane, Mortar, Soils |
| TA10087-1 |
Ninyo and Moore |
5710 Ruffin Road |
CA |
92123 |
5/1/2024 12:00:00 AM |
(858) 576-1000 |
Concrete/Grout/Mortar/Steel Flex Beams/Soils |
| TA10065-0 |
Operating Engineers Training Trust |
2200 S. Pellissier Place |
CA |
90601 |
4/1/2027 12:00:00 AM |
(562) 695-0611 |
Welder Performance Testing for Structural Steel and Tubular |
| TA10239-0 |
Optimal Technology |
1667 Cross Bridge Place |
CA |
91362 |
5/1/2027 12:00:00 AM |
(818) 734-6230 |
Methane Field Testing Only |
| TA10007-0 |
Orange Coast College-Welding Technology |
2701 Fairview Rd |
CA |
92626 |
12/1/2025 12:00:00 AM |
(714) 432-5820 |
Welder Performance Testing for 'SSW', 'LG', or 'RB' certifications |
| TA10094-0 |
P.A. & Associates, Inc. |
23011 Moulton Parkway, Suite D-7 |
CA |
92653 |
9/1/2026 12:00:00 AM |
(949) 679-7474 |
Soils |
| TA10186-0 |
Pacific Geotech, Inc. |
1424 Rolling Hills Drive |
CA |
92835 |
3/1/2027 12:00:00 AM |
(626) 675-1254 |
Soils Testing |
| TA00302-0 |
Parikh Consultants, Inc. |
1497 N. Milpitas Blvd. |
CA |
95035 |
12/1/2026 12:00:00 AM |
(408) 452-9000 |
Soils Testing Lab |
| TA24897-0 |
Partner Engineering and Science, Inc. |
2172 Torrance Blvd |
CA |
90501 |
10/1/2026 12:00:00 AM |
(310) 615-4500 |
Field Methane and Soils |
| TA24837-0 |
Pasadena City College |
1570 E. Colorado Blvd. |
CA |
91106 |
5/1/2027 12:00:00 AM |
(626) 585-7123 |
Welder Performance Testing |
| TA24860-0 |
Petra Geosciences, Inc. |
1251 W. Pomona Road #103 |
CA |
92882 |
6/1/2024 12:00:00 AM |
(714) 549-8921 |
Soil Testing |
| TA10210-0 |
PlaceWorks, Inc. |
700 S. Flower St., Suite 600 |
CA |
90017 |
2/1/2024 12:00:00 AM |
(714) 966-9220 |
Methane Testing ( Field Testing Only) |
| TA22916-0 |
Port of Los Angeles Test Laboratory |
514 Pier 'A' Street Berth 161 |
CA |
90744 |
7/1/2027 12:00:00 AM |
(310) 732-3522 |
Concrete, Masonry, Steel and Soil Testing |
| TA25121-0 |
Prime Test Engineering |
8807 Pioneer Blvd, Unit D |
CA |
90670 |
8/1/2026 12:00:00 AM |
(213) 403-0112 |
CONCRETE TESTING, FIELD SOILS and FIELD PULL TEST |
| TA23113-0 |
R & R Services Corp. dba Geolabs-Westlake Village |
3595 Old Conejo Road |
CA |
91320 |
7/1/2026 12:00:00 AM |
(818) 889-2562 |
Soils, Aggregates, Mortar, Grout, Concrete, Rebar, Pull out of Rebar, Anchor Bolts |
| TA22788-0 |
R. T. Frankian & Associates |
26027 Huntington Lane, Suite A |
CA |
91355 |
4/1/2027 12:00:00 AM |
(661) 257-5800 |
Soils Testing |
| TA00288-0 |
RMA GeoScience |
9854 Glenoaks Blvd. |
CA |
91352 |
7/1/2027 12:00:00 AM |
(800) 762-4396 |
Soils Testing & Concrete Compression Testing |
| TA23752-2 |
RMA Group |
1210 E. 223rd Street, #319 |
CA |
90745 |
9/1/2026 12:00:00 AM |
(310) 684-4854 |
Asphalt, Concrete, Grout, Masonry, Mortar, Soils |
| TA23752-4 |
RMA Group - Burbank Airport |
3910 Cohasset Street |
CA |
91505 |
4/1/2027 12:00:00 AM |
(909) 998-1751 |
Aggregate, Concrete and Soils |
| TA23752-3 |
RMA Group - Olancha |
2000 Cactus Flats Road |
CA |
93549 |
7/1/2027 12:00:00 AM |
(909) 989-1751 |
Soils & Concrete Compression Testing |
| TA23752-0 |
RMA Group dba Certerra RMA Group DBA Certerra RMA Group |
12130 Santa Margarita Court |
CA |
91730 |
9/1/2026 12:00:00 AM |
(909) 989-1751 |
Asphalt, Concrete, Masonry, Rebar, Soils |
| TA23501-0 |
Ralph Stone and Company, Inc. |
10954 Santa Monica Blvd. |
CA |
90025 |
6/1/2026 12:00:00 AM |
(310) 478-1501 |
Soils |
| TA24869-0 |
ReIgnite Hope |
14333 S. Figueroa Street |
CA |
90248 |
11/1/2026 12:00:00 AM |
(310) 847-0156 |
Welder Performance Testing: D1.1, D1.2, D1.3, D1.6 |
| TA24900-0 |
Reliant Testing Engineers, Inc. |
3033 & 3035 S. Harbor Blvd. |
CA |
92704 |
9/1/2026 12:00:00 AM |
(714) 556-5867 |
Concrete, Masonry, Mortar, Grout, Fireproofing, Shotcrete, Rebar, Post-Tension, Bolts, Rockwell Hardness |
| TA24844-0 |
Rio Hondo College |
3600 Workman Mill Road |
CA |
90601 |
4/1/2027 12:00:00 AM |
(562) 463-7368 |
Welder Qualification Testing: D1.1 |
| TA24457-0 |
Riverside Community College DBA Riverside City College |
4800 Magnolia Avenue |
CA |
92506 |
3/1/2025 12:00:00 AM |
(951) 222-8279 |
WELDER QUALIFICATION TESTING - 'SSW' & 'LG' |
| TA24802-0 |
Robles Engineering, Inc. |
449 W. Allen Avenue #101 |
CA |
91773 |
4/1/2027 12:00:00 AM |
(818) 314-8166 |
Soils Only |
| TA24797-0 |
Rodney A. Merrill dba AGB |
5400 Dream Ranch Circle |
CA |
95667 |
5/1/2025 12:00:00 AM |
(951) 308-0043 |
Accelerograph Testing |
| TA24846-0 |
S.M.H.E, Inc. |
1032 E. Edna Pl. |
CA |
91724 |
7/1/2027 12:00:00 AM |
(909) 378-4956 |
Racking Systems per ASTM 370 and RMI/ANSI MH 16.1, 16.3, 26.2, 28.1, 28.2, 28.3 |
| TA24880-0 |
SL Inspection Services, Inc. |
1370 E. Valley Vista Drive, #200 |
CA |
91765 |
3/1/2027 12:00:00 AM |
(310) 804-8928 |
Ultrasonic Field Testing |
| TA10116-0 |
SPC Geotechnical, Inc |
685 N. Shepard Street |
CA |
92806 |
3/1/2027 12:00:00 AM |
(714) 630-0321 |
Soils Testing |
| TA10221-0 |
Salem Engineering Group, Inc. |
4729 W. Jacquelyn Avenue |
CA |
93722 |
4/1/2027 12:00:00 AM |
(559) 271-9700 |
SOILS TESTING, CONCRETE, MASONRY |
| TA23395-0 |
San Bernardino Valley College |
701 S Mount Vernon Ave |
CA |
92410 |
4/1/2027 12:00:00 AM |
(909) 384-8503 |
Welder Performance Testing: SSW, LG, RB, AL (Manual & Semi-Automatic) |
| TA24776-0 |
Santa Ana College, Welding Technology |
1530 West 17th St., K-101 |
CA |
92706 |
5/1/2027 12:00:00 AM |
(714) 564-6673 |
Welding Certification Testing |
| TA10001-0 |
Sassan Geosciences, Inc. |
1290 N. Lake Avenue #204 |
CA |
91104 |
6/1/2027 12:00:00 AM |
(626) 345-1819 |
Soils, Methane Field Testing |
| TA24691-0 |
Seismic Systems Service |
45 W. Easy St. Suite #5 |
CA |
93065 |
4/1/2027 12:00:00 AM |
(805) 531-9994 |
Accelerograph Instrumental Testing |
| TA24834-1 |
Sequoia Consultants, Inc |
3403 W. El Segundo Blvd. |
CA |
90250 |
4/1/2027 12:00:00 AM |
(310) 910-0713 |
Asphalt, Concrete, Masonry, and Field Testing of Soils |
| TA03027-1 |
Sequoia Consultants, Inc |
808 Hindry Avenue Unit F |
CA |
90301 |
10/1/2021 12:00:00 AM |
(714) 974-6316 |
Asphalt, Concrete, Masonry, Soils (field only) |
| TA03027-0 |
Sequoia Consultants, Inc. |
361 W. Grove Ave. |
CA |
92865 |
2/1/2022 12:00:00 AM |
|
Concrete, Masonry, Asphalt, Rebar and Field Testing only of Soils |
| TA24834-0 |
Sequoia Consultants, Inc. |
361 W. Grove Ave. |
CA |
92865 |
2/1/2027 12:00:00 AM |
(714) 974-6316 |
Concrete, Masonry, Asphalt, Rebar, Field Testing of Soils |
| TA10085-0 |
Simi Institute for Careers and Education |
1880 Blackstock Avenue |
CA |
93065 |
3/1/2027 12:00:00 AM |
(805) 579-6200 |
Welder Certs - SSW/Light Gauge/Aluminum |
| TA22038-0 |
Sladden Engineering dba Inland Valley Sladden Inc. |
450 Egan Avenue |
CA |
92223 |
5/1/2027 12:00:00 AM |
(951) 845-7743 |
Soils/Concrete Compression Testing |
| TA24881-0 |
Slawson Southeast Occupational Center |
2945 Belgrave Avenue |
CA |
90255 |
10/1/2026 12:00:00 AM |
(323) 826-2400 |
Welder Performance Testing: D1.1, D.2, D1.3, D1.4, D 1.6 |
| TA02122-2 |
Smith-Emery Laboratories |
1197 North Tustin Avenue |
CA |
92807 |
10/1/2026 12:00:00 AM |
(714) 238-6133 |
Aggregate, Asphalt, Concrete |
| TA02122-0 |
Smith-Emery Laboratories |
781 E. Washington Blvd. |
CA |
90021 |
6/1/2027 12:00:00 AM |
(213) 749-3411 |
Soils, NDT, Fireproofing, Glazing, Compression, Rebar, Steels, Slip Resistance, Stone, Tile, Ceramics, Curtain Walls, Racks, Moment Frames, Load Testing, Manholes, Concrete: Masonry/Grout |
| TA25182-0 |
SoCal Geotechnical Inc |
1709 Rimpau Ave., Ste 105 |
CA |
92881 |
|
(818) 898-1595 |
TO BE DETERMINED |
| TA10127-0 |
Soil Labworks, LLC |
2500 Townsgate Road, Suite E |
CA |
91361 |
2/1/2027 12:00:00 AM |
(805) 370-1338 |
Soils |
| TA10046-0 |
Soil Pacific, Inc |
675 North Eckhoff St., Suite A |
CA |
92868 |
1/1/2027 12:00:00 AM |
(714) 879-1203 |
Soils Testing Lab |
| TA23231-0 |
Soils and Geology Group |
17231 E Railroad St., #100 |
CA |
91748 |
8/1/2024 12:00:00 AM |
(626) 964-2314 |
Soils |
| TA10095-0 |
Sotter Engineering Corporation |
26705 Loma Verde |
CA |
92691 |
2/1/2027 12:00:00 AM |
(949) 933-6971 |
Slip Resistance Testing |
| TA10152-0 |
Southern California Geotechnical, Inc. |
22885 E Savi Ranch Pkwy, #E |
CA |
92887 |
3/1/2027 12:00:00 AM |
(714) 685-1115 |
Soils Test |
| TA10027-0 |
Southern California Sheet Metal JATC |
633 N. Baldwin Park Blvd |
CA |
91746 |
7/1/2027 12:00:00 AM |
(626) 968-3340 |
Welder Performance Testing: Aluminum, Light Gauge, Stainless Steel, Steel |
| TA24832-0 |
Southern California Welding Training and Testing Center |
1500 Mariner Dr. Unit F |
CA |
93033 |
4/1/2027 12:00:00 AM |
(805) 486-8700 |
WELDER PERFORMANCE CERTIFICATION PER AWS D1.1, D1.2. D1.3, D1.6 |
| TA24379-1 |
Southwest Carpenters Training Fund |
3250 E. Shelby Rd. Suite 137 |
CA |
91764 |
8/1/2027 12:00:00 AM |
(855) 553-5282 |
Welders Performance Testing for Manual and Semi-Automatic Processes in accordance with AWS D1.1, D1.2, D1.3, D1.4, D1.6, and D1.8. |
| TA24379-3 |
Southwest Carpenters Training Fund |
7111 Firestone Blvd., Suite #137 |
CA |
90621 |
8/1/2027 12:00:00 AM |
(855) 533-5282 |
Welders Performance Testing for Manual and Semi-Automatic Processes in accordance with AWS D1.1, D1.2, D1.3, D1.4, D1.6, and D1.8. |
| TA24379-2 |
Southwest Carpenters Training Fund |
1010 Sandhill Ave. |
CA |
90746 |
8/1/2027 12:00:00 AM |
(855) 533-5282 |
Welders Performance Testing for Manual and Semi-Automatic Processes in accordance with AWS D1.1, D1.2, D1.3, D1.4, D1.6, and D1.8. |
| TA11069-0 |
Southwest Geotechnical, Inc. |
21704 W. Golden Triangle Rd., #425 |
CA |
91350 |
2/1/2027 12:00:00 AM |
(661) 222-9544 |
Soils Test |
| TA00247-0 |
Southwest Inspection and Testing |
441 Commercial Way |
CA |
90631 |
6/1/2027 12:00:00 AM |
(562) 941-2990 |
Soils, Rebar: Tensile & Bend, Concrete: Mortar/Grout, Concrete Design Mixes, SFRM |
| TA10155-0 |
Specialized Testing, Inc. |
10600 Pioneer Blvd. #G |
CA |
90670 |
5/1/2027 12:00:00 AM |
(562) 351-3900 |
Anchor Bolts, Concrete, SEAOSC Cyclic, Fiber Reinforced Polymer ASTM D3039, Fireproofing, Grout, Masonry, Mortar, Post Tension Cables, Rebar, Steel Mesh Guardrail Testing |
| TA24234-0 |
Subsurface Designs, Inc. |
12848 Foothill Blvd |
CA |
91342 |
2/1/2025 12:00:00 AM |
(818) 439-1229 |
Concrete and Soils |
| TA24828-0 |
Summit College |
965 S Mount Vernon Ave. |
CA |
92324 |
7/1/2025 12:00:00 AM |
(909) 954-3270 |
Welder Performance Testing in accordance with D1.1, D1.2, D1.3, D1.6 |
| TA24828-2 |
Summit College |
1639 E. Edinger Avenue |
CA |
92705 |
10/1/2024 12:00:00 AM |
(909) 954-3270 |
Welder Performance Certification |
| TA24828-1 |
Summit College |
411 N. Marshall Ave. |
CA |
92020 |
7/1/2025 12:00:00 AM |
(909) 954-3270 |
Welder Performance Testing in accordance with D1.1, D1.2, D1.3, D1.6 |
| TA10081-0 |
T.I.N. Engineering Company |
17834 Bailey Drive |
CA |
90504 |
4/1/2027 12:00:00 AM |
(310) 371-7045 |
Soils |
| TA10180-0 |
TGR Geotechnical Inc. |
3037 S. Harbor Blvd. |
CA |
92704 |
8/1/2027 12:00:00 AM |
(714) 641-7189 |
Soils Testing |
| TA24850-0 |
TI RADCO LLP DBA RADCO, A TWINING COMPANY |
18071 Mount Washington Street |
CA |
92708 |
7/1/2022 12:00:00 AM |
(562) 272-7231 |
Physical and structural properties of construction materials, insulation, thermal and moisture resistance, weathering, sheathing, siding, veneer, fasteners, wood composites, geofoam, plastics, flashings. |
| TA24784-0 |
TRI Environmental |
1970 S. Santa Cruz St. |
CA |
92805 |
9/1/2026 12:00:00 AM |
(714) 520-9631 |
Geosynthetic Materials, Methane Barriers, Thermal Resistance, Seam Weld, Interface Shear, Weatherproofing, Accelerated Aging, Concrete Pavers, & Tiles |
| TA23199-0 |
Tehachapi Cement, LLC. |
13573 E. Tehachapi Blvd |
CA |
93561 |
3/1/2026 12:00:00 AM |
(6618252) 600-2603 |
Cement |
| TA10213-0 |
Terracon Consultants, Inc. |
145 W. Walnut Street |
CA |
90248 |
7/1/2026 12:00:00 AM |
(310) 627-3430 |
Concrete, Soils, & Methane Field Testing |
| TA24101-0 |
Testing Engineers, Inc dba TEI DBA TEI |
2811 Teagarden Street |
CA |
94577 |
2/1/2026 12:00:00 AM |
(510) 835-3142 |
Concrete, Masonry, NDT, Steel, WPS, Welder Performance, Carbon Wrap (D-3039) |
| TA10209-0 |
Tetra Tech BAS, Inc., dba: Bryan A. Stirrat & Associates |
21700 Copley Drive #200 |
CA |
91765 |
11/1/2026 12:00:00 AM |
(909) 860-7777 |
Methane Testing (Field Only) |
| TA24876-0 |
The Pacific Group West Inc., dba: Methane Specialists |
5210 Lewis Road, Ste. 1 |
CA |
91301 |
5/1/2027 12:00:00 AM |
(805) 987-5356 |
Methane - Field Testing Only |
| TA02629-0 |
Tri-Community Adult Education-Covina Valley USD DBA Covina Valley Unified School District |
231 East Stephanie Dr., Bldg M |
CA |
91722 |
5/1/2027 12:00:00 AM |
(626) 974-6434 |
Welder Performance Testing for AL, LG, RB, SST, SHST |
| TA24108-0 |
Twining Consulting Inc. dba Radco |
18071 Mount Washington St. |
CA |
92708 |
7/1/2026 12:00:00 AM |
(562) 272-7231 |
Fenestration, Physical, Roofing, Structural and Thermal Testing |
| TA02485-0 |
Twining Inc. |
3310 E. Airport Way |
CA |
90806 |
6/1/2027 12:00:00 AM |
(562) 426-3355 |
Asphalt, Concrete, Slag Cement, Concrete Admixtures, Portland & Hydraulic Cement, Fly Ash, Pozzolan, Masonry, Concrete & Steel NDT, Structural Steel, Unreinforced Masonry, In-Place Shear, Slip Resistance, Fiber Reinforced Polymer, Soils, Rebar. |
| TA10041-0 |
Universal Engineering Sciences dba CTE |
1441 Montiel Road, Suite 115 |
CA |
92026 |
2/1/2027 12:00:00 AM |
(760) 746-4955 |
Soil / Concrete / Masonry / Reinforcing Steel Testing / 'NDT' |
| TA10197-0 |
Urban Testing & Inspection, Inc. |
22138 S. Vermont Ave., Unit G |
CA |
90502 |
11/1/2026 12:00:00 AM |
(310) 320-0482 |
Concrete, Grout, Masonry, Compression Testing, Nondestructive Testing, Rebar Bend, Tensile, Fireproofing, Drilled in Anchors, Welder Certification |
| TA25106-0 |
Urban Workshop |
365-A Clinton St. |
CA |
92626 |
1/1/2027 12:00:00 AM |
(949) 296-2153 |
Welding Performance Testing AWS D1.1, D1.2, D1.3, D1.4, D1.6, D1.8 |
| TA23936-0 |
Veneklasen Associates, Inc., dba: Western Electro-Acoustic Laboratory, Inc |
25132 Rye Canyon Loop |
CA |
91355 |
4/1/2026 12:00:00 AM |
(661) 775-3741 |
Acoustics and Sound |
| TA10069-0 |
Verdantas Inc. |
16691 Millikan Avenue |
CA |
92606 |
5/1/2027 12:00:00 AM |
(949) 250-1421 |
Concrete, Grout, Masonry, Mortar, Post Tension Cables, Rebar, Soils, Steel, Methane: Field Only |
| TA24671-0 |
Victor Valley Community College |
18422 Bear Valley Rd |
CA |
92395 |
9/1/2026 12:00:00 AM |
(760) 885-7145 |
Welder Certification |
| TA02328-0 |
WSP USA Environment & Infrastructure Inc. |
6001 Rickenbacker Road |
CA |
90040 |
10/1/2022 12:00:00 AM |
(323) 889-5300 |
Concrete, Fire Proofing Adhesion, Masonry, Methane (Field Only), Rebar, Soils |
| TA10168-0 |
WSP USA Environment & Infrastructure Inc. |
3560 Hyland Avenue, Suite 100 |
CA |
92626 |
5/1/2025 12:00:00 AM |
(949) 642-0245 |
Soil Testing |
| TA10168-1 |
WSP USA Environment & Infrastructure Inc. |
6001 Rickenbacker Road |
CA |
90040 |
10/1/2025 12:00:00 AM |
(323) 889-5300 |
Concrete, Fire Proofing Adhesion, Masonry, Methane(field only), Rebar and Soils |
| TA25155-0 |
WSP USA Inc. |
9177 Sky Park Court |
CA |
92123 |
|
(858) 514-6494 |
TO BE DETERMINED |
| TA24838-0 |
Welding Skills Test and Training Center, Inc. |
9216 Center Avenue |
CA |
91730 |
9/1/2025 12:00:00 AM |
(909) 476-4149 |
Welding Performance Testing AWS D1.1, D1.2, D1.3, D1.6, D1.8 |
| TA24857-0 |
West Coast Inspection Services |
8653 Avenida Costa Norte |
CA |
92154 |
2/1/2027 12:00:00 AM |
(619) 326-4405 |
Concrete; MT, PT, UT & VT Nondestructive Testing; Welder Performance: AWS D1.1, D1.2, D1.3, D 1.6, D1.8 |
| TA10165-0 |
Willdan Geotechnical |
1515 S. Sunkist Street, Suite E |
CA |
92806 |
12/1/2026 12:00:00 AM |
(714) 309-9326 |
Aggregates, Concrete, Grout, Mortar, Soils |