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Southwestern Testing Laboratories, L.L.C.

DBA STL ENGINEERS
Dallas, TX

General information for Southwestern Testing Laboratories, L.L.C...

Physical address
535 Regal Row, Dallas, Tx, 75247
Mailing address
535 Regal Row, Dallas, TX, 75247
Website
stlengineers.com

Points of contact for Southwestern Testing Laboratories, L.L.C...

SAM.gov Points of Contact

Shane Tandy
Government Business POC
535 Regl Row, Dallas, TX, 75247
Tony Carrillo
Alternate Government Business POC Electronic Business POC
1341 W Mockingbird Ln Ste W1200, DALLAS, TX, 75247
Arcilia Acosta
Alternate Electronic Business POC
1341 W Mockingbirg Ln Ste W1200, DALLAS, TX, 75247

Additional contact details may be available

NAICS codes for Southwestern Testing Laboratories, L.L.C...

Code Description Small Business
541330 PRIMARY Engineering Services No
541350 Building Inspection Services Yes
541380 Testing Laboratories and Services Yes
541620
Environmental Consulting Services
Yes

PSC codes for Southwestern Testing Laboratories, L.L.C...

Code Description
AS34 Transportation R&D Services; Water Transportation; R&D Administrative Expenses
H156 QUALITY CONTROL- CONSTRUCTION AND BUILDING MATERIALS
H356 INSPECTION- CONSTRUCTION AND BUILDING MATERIALS
R425
SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL

Update history

1 change(s) tracked
May 26, 2026
PSC AS34: description R&D- MODAL TRANSPORTATION: RAIL (ENGINEERING DEVELOPMENT) → Transportation R&D Services; Water Transportation; R&D Administrative Expenses
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