TETRA TECH EM INC
UEI HW1GWDNW1F21 · Federal customer, award and market-category activity · All available history.Registered entity address in historical award records
Vendor entity location
This is the vendor entity address recorded on its latest historical award action. It is separate from contract place-of-performance geography.
Street address
1230 COLUMBIA ST STE 1000City
SAN DIEGOState or territory
CALIFORNIAZIP code
921018588Country
UNITED STATESCongressional district
50All available history
Net obligations by year
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Corporate family from historical award records
146 total
Related entities
Connected through ultimate parent TETRA TECH INC. (UEI LMRMKLLL3LG5). Only entities present in historical award records are included.
| Rank | Entity | UEI | Primary CAGE | CAGE codes | Obligations | Actions | Activity |
|---|---|---|---|---|---|---|---|
| 1 | ARD, INC. | VHLHREH8Y7R4 | 1DZF8 | 1 | $2.74B | 1,775 | 1981–2026 |
| 2 | TETRA TECH, INC. | LMRMKLLL3LG5 | 078E8 | 1 | $2.40B | 7,049 | 1978–2026 |
| 3 | ADVANCED MANAGEMENT TECHNOLOGY, INC. | DTPTGJLL2SX5 | 095R4 | 1 | $1.49B | 3,201 | 1994–2026 |
| 4 | TETRA TECH EC, INC. | TQGYUPZ2KPL5 | 3ECT6 | 1 | $1.24B | 3,094 | 1999–2024 |
| 5 | TETRA TECH, INC. | FL1UPMZCC5S8 | 6X204 | 1 | $729.98M | 5,474 | 1980–2026 |
| 6 | TETRA TECH ES, INC. | UJN1EN56WZ66 | 1V6K8 | 1 | $652.59M | 584 | 1999–2026 |
| 7 | ENGINEERING MANAGEMENT CONCEPTS INCORPORATED | K6LKK4M4BS45 | 1DB04 | 1 | $591.40M | 1,645 | 1986–2022 |
| 8 | TESORO CORPORATION | NA9GSPVPK8U3 | 1CUV1 | 1 | $573.08M | 2,737 | 1998–2025 |
| 9 | TETRA TECH, INC. | J8CNBANBZ6U8 | 1HWF1 | 1 | $563.11M | 3,320 | 1989–2026 |
| 10 | TETRA TECH EC, INC. | Z2JDF94BLHP6 | 3EG29 | 1 | $558.57M | 1,244 | 2003–2025 |
| 11 | TETRA TECH, INC. | HVDMNK1MYQN3 | 4DHV4 | 1 | $501.98M | 2,029 | 2008–2026 |
| 12 | MANAGEMENT SYSTEMS INTERNATIONAL, INC. | M5NWCBJCKST7 | 1BWZ7 | 1 | $492.00M | 547 | 2018–2026 |
| 13 | TETRA TECH EC, INC. | R4FTW77GLKM6 | 3EPZ4 | 1 | $460.06M | 323 | 2004–2026 |
| 14 | TETRA TECH, INC. | X38LAAB5HB64 | 1P0H7 | 1 | $426.94M | 4,432 | 1997–2026 |
| 15 | TETRA TECH EM, INC. | L7WWYE3U9MG3 | 0YEM5 | 1 | $364.65M | 2,111 | 1987–2018 |
Customer concentration
13 totalBuying agencies
| Rank | Agency | Code | Obligations | Actions | Share |
|---|---|---|---|---|---|
| 1 | DEPT OF THE ARMY | 2100 | $159.33M | 197 | 68.7% |
| 2 | FEDERAL ACQUISITION SERVICE | 4735 | $28.66M | 138 | 12.4% |
| 3 | DEPT OF THE NAVY | 1700 | $23.83M | 75 | 10.3% |
| 4 | U.S. COAST GUARD | 7008 | $11.79M | 34 | 5.1% |
| 5 | VETERANS AFFAIRS, DEPARTMENT OF | 3600 | $3.20M | 40 | 1.4% |
| 6 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION (ASA) | 7570 | $2.90M | 9 | 1.3% |
| 7 | DEPT OF THE AIR FORCE | 5700 | $1.10M | 11 | 0.5% |
| 8 | FEDERAL ACQUISITION SERVICE | 4732 | $516.4K | 19 | 0.2% |
| 9 | FEDERAL ACQUISITION SERVICE | 4730 | $334.4K | 4 | 0.1% |
| 10 | NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION | 1330 | $161.6K | 12 | 0.1% |
| 11 | DEFENSE LOGISTICS AGENCY | 97AS | $50.0K | 1 | 0.0% |
| 12 | PUBLIC BUILDINGS SERVICE | 4740 | $32.5K | 2 | 0.0% |
| 13 | FOREST SERVICE | 12C2 | $13.6K | 1 | 0.0% |
Entity locations
1 foundCAGE codes associated with this UEI
| CAGE | Recorded name | First seen | Last seen | Obligations | Actions |
|---|---|---|---|---|---|
| 3CVA2 | TETRA TECH, INC. | Oct 7, 2003 | Mar 30, 2026 | $159.02M | 132 |
Market categories
8 totalNAICS industries
| Rank | NAICS | Description | Obligations | Actions | Share |
|---|---|---|---|---|---|
| 1 | 541330 | ENGINEERING SERVICES | $221.26M | 412 | 95.4% |
| 2 | 561210 | FACILITIES SUPPORT SERVICES | $8.70M | 95 | 3.7% |
| 3 | 334512 | AUTOMATIC ENVIRONMENTAL CONTROL MANUFACTURING FOR RESIDENTIAL, COMMERCIAL, AND APPLIANCE USE | $1.33M | 12 | 0.6% |
| 4 | 541620 | ENVIRONMENTAL CONSULTING SERVICES | $266.0K | 2 | 0.1% |
| 5 | 423690 | OTHER ELECTRONIC PARTS AND EQUIPMENT MERCHANT WHOLESALERS | $16.5K | 1 | 0.0% |
| 6 | 561730 | LANDSCAPING SERVICES | $14.8K | 1 | 0.0% |
| 7 | 811412 | APPLIANCE REPAIR AND MAINTENANCE | $6.3K | 2 | 0.0% |
| 8 | 237130 | POWER AND COMMUNICATION LINE AND RELATED STRUCTURES CONSTRUCTION | $1.4K | 2 | 0.0% |
Market categories
24 totalProduct & service codes
| Rank | PSC | Description | Obligations | Actions | Share |
|---|---|---|---|---|---|
| 1 | Z1NA | MAINTENANCE OF FUEL SUPPLY FACILITIES | $147.31M | 66 | 63.5% |
| 2 | C219 | ARCHITECT AND ENGINEERING- GENERAL: OTHER | $17.18M | 28 | 7.4% |
| 3 | D399 | OTHER ADP & TELECOMMUNICATIONS SVCS | $15.22M | 64 | 6.6% |
| 4 | R425 | SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL | $14.85M | 153 | 6.4% |
| 5 | R799 | OTHER MANAGEMENT SUPPORT SERVICES | $13.36M | 93 | 5.8% |
| 6 | F099 | NATURAL RESOURCES/CONSERVATION- OTHER | $11.79M | 34 | 5.1% |
| 7 | R499 | SUPPORT- PROFESSIONAL: OTHER | $3.98M | 27 | 1.7% |
| 8 | AD61 | CONSTRUCTION (BASIC) | $2.87M | 8 | 1.2% |
| 9 | R409 | PROGRAM REVIEW/DEVELOPMENT SERVICES | $1.07M | 4 | 0.5% |
| 10 | 6350 | MISC ALARM, SIGNAL, SEC SYSTEMS | $992.0K | 8 | 0.4% |
| 11 | S211 | SURVEILLANCE SERVICES | $981.9K | 9 | 0.4% |
| 12 | R421 | TECHNICAL ASSISTANCE | $926.3K | 9 | 0.4% |
| 13 | C214 | A&E MANAGEMENT ENGINEERING SERVICES | $336.6K | 2 | 0.1% |
| 14 | R498 | PATENT AND TRADEMARK SERVICES | $311.6K | 3 | 0.1% |
| 15 | C211 | A/E SVCS. (INCL LANDSCAPING INTERIO | $223.8K | 3 | 0.1% |
Latest activity
125 totalAwards
| Signed | PIID | Customer agency | Obligations | NAICS | PSC |
|---|---|---|---|---|---|
| Mar 30, 2026 | 70Z05023F43000007 | U.S. COAST GUARD | $4.78M | 541330 | F099 |
| Feb 25, 2026 | W912DY22F0322 | DEPT OF THE ARMY | $42.36M | 541330 | Z1NA |
| Feb 19, 2026 | W912DY24F0049 | DEPT OF THE ARMY | $18.63M | 541330 | Z1NA |
| Feb 3, 2026 | W912DY22F0059 | DEPT OF THE ARMY | $53.07M | 541330 | Z1NA |
| Jan 28, 2026 | W912DY20F0109 | DEPT OF THE ARMY | $22.00M | 541330 | Z1NA |
| Oct 30, 2025 | W912DY24F0371 | DEPT OF THE ARMY | $11.25M | 541330 | Z1NA |
| Apr 28, 2025 | M6740021F0177 | DEPT OF THE NAVY | $1.34M | 541330 | R499 |
| Feb 10, 2025 | HSCG5017FPX3004 | U.S. COAST GUARD | $3.31M | 541330 | F099 |
| May 12, 2023 | HSCG5013FPVXM26 | U.S. COAST GUARD | $2.80M | 541330 | F099 |
| Nov 24, 2020 | 0021 | DEPT OF THE ARMY | $548.0K | 561210 | R425 |
| Nov 10, 2020 | VA101F14J0318 | VETERANS AFFAIRS, DEPARTMENT OF | $2.24M | 541330 | R425 |
| May 21, 2020 | FA466419FA003 | DEPT OF THE AIR FORCE | $122.9K | 541330 | R425 |
| Sep 26, 2019 | 0006 | DEPT OF THE ARMY | $1.22M | 561210 | R425 |
| Sep 26, 2019 | 0007 | DEPT OF THE ARMY | $975.8K | 561210 | R425 |
| Sep 19, 2019 | 0001 | DEPT OF THE ARMY | $1.31M | 561210 | R425 |
