Federal Contractor Profile
Tetra Tech Ec, INC.
$141.9M obligated·56 awards·2 agencies·3 NAICS
Federal Contracts
Showing contracts 1–50 of 99 total. Sorted by action date, most recent first. Excludes $0 modifications.
| Date | Agency | PIID | NAICS | Description | Amount |
|---|---|---|---|---|---|
| Sep 29, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25F0467 | 562910 | TASK 4.1, JOINT FORCE HEADQUARTERS MAINE | $2.0M |
| Sep 29, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25F0469 | 562910 | AFFF US ARMY SAD NTO | $3.1M |
| Sep 29, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25F0464 | 562910 | AQUEOUS FILM FORMING FOAM REPLACEMENT SUPPORT SOUTH PACIFIC DIVISION INSTALLATIONS UNITED STATES ARMY | $1.9M |
| Sep 29, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25F0470 | 562910 | AFFF US ARMY SWD NTO | $4.1M |
| Sep 28, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25F0471 | 562910 | KWAJAELIN AFFF | $796K |
| Sep 28, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25F0468 | 562910 | NEW TASK ORDER: AFFF-ARNG-SAD | $3.8M |
| Sep 27, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25FA154 | 562910 | AQUEOUS FILM FORMING FOAM REPLACEMENT SUPPORT UNITED STATES COAST GUARD | $4.1M |
| Sep 26, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25FA153 | 562910 | REMOVAL ACTION AND CONSTRUCTION SUPPORT (RACS) FOR KUBASAKI HIGH SCHOOL, OKINAWA JAPAN | $29K |
| Sep 26, 2025 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR25FA086 | 562910 | ENVIRONMENTAL SERVICES TO COMPLETE REMEDIAL DESIGNS (RD) THROUGH REMEDY IN PLACE/RESPONSE COMPLETE (RIP/RC) AT THE KINGMAN RANGE (MOHAVE COUNTY, AZ) AND THE KANAIO LOCAL TRAINING AREA (MAUI, HI) MUNITION RESPONSE SITES (MRS) . | $3.2M |
| Sep 12, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25FA153 | 562910 | REMOVAL ACTION AND CONSTRUCTION SUPPORT (RACS) FOR KUBASAKI HIGH SCHOOL, OKINAWA JAPAN | $1.2M |
| May 13, 2025 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR22F0121 | 562910 | MUNITIONS AND EXPLOSIVES OF CONCERN INVESTIGATION FOR NASHUA RIVER FORMER FORT DEVENS, DEVENS, MASSACHUSETTS | $1.4M |
| May 9, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0552 | 562910 | MEC AND MPPEH REMOVAL ACTION AND CONSTRUCTION SUPPORT | $333K |
| Apr 24, 2025 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0552 | 562910 | MEC AND MPPEH REMOVAL ACTION AND CONSTRUCTION SUPPORT | $58K |
| Feb 12, 2025 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR21F0347 | 562910 | MUNITIONS RESPONSES SERVICES AT FORMER MOUNT GRETNA TRAINING CAMP ARTILLERY RANGE (TCAR) AND RIDGEWAY TRAINING RANGE, PA | $449K |
| Dec 5, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY25F0021 | 562910 | AFFF MCI EAST | $3.9M |
| Dec 5, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0552 | 562910 | MEC AND MPPEH REMOVAL ACTION AND CONSTRUCTION SUPPORT | $2.5M |
| Sep 29, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0642 | 562910 | TASK ORDER AWARD AFFF ARMY NWD | $2.3M |
| Sep 29, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0611 | 562910 | AQUEOUS FILM FORMING FOAM REPLACEMENT SUPPORT ALASKA AND HAWAII INSTALLATIONS UNITED STATES ARMY AND MARINE CORPS INSTALLATIONS COMMAND | $2.3M |
| Sep 29, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0552 | 562910 | MEC AND MPPEH REMOVAL ACTION AND CONSTRUCTION SUPPORT | $7.0M |
| Sep 28, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0577 | 562910 | AQUEOUS FILM FORMING FOAM REPLACEMENT SUPPORT, MARINE CORPS INSTALLATIONS JAPAN, MARINE CORPS INSTALLATIONS COMMAND IN ACCORDANCE WITH PERFORMANCE WORK STATEMENT (PWS), DATED 05 SEPTEMBER 2024. | $4.9M |
| Sep 28, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0620 | 562910 | AQUEOUS FILM FORMING FOAM REPLACEMENT SUPPORT, UNITED STATES ARMY, EUROPE IN ACCORDANCE WITH PERFORMANCE WORK STATEMENT (PWS), DATED 05 SEPTEMBER 2024. | $3.5M |
| Sep 26, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY23F0501 | 562910 | NTO AQUEOUS FILM FORMING FOAM (AFFF) REMOVAL AND DISPOSAL, OKINAWA FUEL FARMS, OKINAWA, JAPAN | $299K |
| Sep 24, 2024 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0501 | 562910 | NEW TASK ORDER AWARD FOR AQUEOUS FILM FOAMING REPLACEMENT SUPPORT, MARINE CORP INSTALLATIONS WEST COAST | $4.3M |
| Feb 20, 2024 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR21F0347 | 562910 | MUNITIONS RESPONSES SERVICES AT FORMER MOUNT GRETNA TRAINING CAMP ARTILLERY RANGE (TCAR) AND RIDGEWAY TRAINING RANGE, PA | $15K |
| Dec 20, 2023 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR22F0121 | 562910 | MUNITIONS AND EXPLOSIVES OF CONCERN INVESTIGATION FOR NASHUA RIVER FORMER FORT DEVENS, DEVENS, MASSACHUSETTS | $602K |
| Dec 19, 2023 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY24F0018 | 562910 | NEW TASK ORDER FOR KWAJALEIN | $939K |
| Sep 29, 2023 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY23F0501 | 562910 | NTO AQUEOUS FILM FORMING FOAM (AFFF) REMOVAL AND DISPOSAL, OKINAWA FUEL FARMS, OKINAWA, JAPAN | $8.3M |
| Sep 29, 2023 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY23F0464 | 562910 | AFFF EUROPE NTO | $2.2M |
| Sep 28, 2023 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY23F0502 | 562910 | TASK 3.2. BLADDER TANKS AND ASSOCIATED P | $2.1M |
| Sep 25, 2023 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY23F0395 | 562910 | AFFF REMOVAL SAGAMI GENERAL DEPOT, SAGAMIHARA, JAPAN | $957K |
| Sep 25, 2023 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY23F0391 | 562910 | FORT WAINWRIGHT SI TASK ORDER AWARD | $881K |
| Sep 17, 2023 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR23F0344 | 562910 | ARNG COMPLIANCE CLEANUP MUNITIONS RESPONSE (CCMR) PROGRAM PBA 23 REMEDIAL INVESTIGATION (RI) - RECORD OF DECISION (ROD) | $4.6M |
| Aug 7, 2023 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY23F0237 | 562910 | MINIMUM GUARANTEE | $3K |
| Apr 4, 2023 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR22F0121 | 562910 | MUNITIONS AND EXPLOSIVES OF CONCERN INVESTIGATION FOR NASHUA RIVER FORMER FORT DEVENS, DEVENS, MASSACHUSETTS | $4K |
| Feb 21, 2023 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR22F0121 | 562910 | MUNITIONS AND EXPLOSIVES OF CONCERN INVESTIGATION FOR NASHUA RIVER FORMER FORT DEVENS, DEVENS, MASSACHUSETTS | $147K |
| Dec 9, 2022 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY20F0468 | 562910 | THE OBJECTIVE OF THIS FIRM FIXED PRICE (FFP) TASK ORDER IS TO PROVIDE SERVICES FOR AQUEOUS FILM FORMING FOAM (AFFF) REPLACEMENT AND DISPOSAL JAPAN NAVAL AND MARINE CORPS INSTALLATIONS NAVY FACILITIES ENGINEERING COMMAND. | $390K |
| Sep 23, 2022 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY20F0468 | 562910 | THE OBJECTIVE OF THIS FIRM FIXED PRICE (FFP) TASK ORDER IS TO PROVIDE SERVICES FOR AQUEOUS FILM FORMING FOAM (AFFF) REPLACEMENT AND DISPOSAL JAPAN NAVAL AND MARINE CORPS INSTALLATIONS NAVY FACILITIES ENGINEERING COMMAND. | $630K |
| May 9, 2022 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR22F0121 | 562910 | MUNITIONS AND EXPLOSIVES OF CONCERN INVESTIGATION FOR NASHUA RIVER FORMER FORT DEVENS, DEVENS, MASSACHUSETTS | $643K |
| Apr 29, 2022 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY22F0203 | 562910 | MINIMUM GUARANTEE TASK ORDER FOR BASE CONTRACT | $3K |
| Oct 25, 2021 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY22F0018 | 562910 | MINIMUM GUARANTEE | $3K |
| Oct 20, 2021 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY22F0008 | 562910 | MINIMUM GUARANTEE | $3K |
| Sep 28, 2021 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY21F0459 | 562910 | KES CONSTRUCTION SUPPORT | $26K |
| Sep 17, 2021 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY20F0468 | 562910 | THE OBJECTIVE OF THIS FIRM FIXED PRICE (FFP) TASK ORDER IS TO PROVIDE SERVICES FOR AQUEOUS FILM FORMING FOAM (AFFF) REPLACEMENT AND DISPOSAL JAPAN NAVAL AND MARINE CORPS INSTALLATIONS NAVY FACILITIES ENGINEERING COMMAND. | $141K |
| Sep 14, 2021 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY21F0459 | 562910 | KES CONSTRUCTION SUPPORT | $277K |
| Sep 9, 2021 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR21F0347 | 562910 | MUNITIONS RESPONSES SERVICES AT FORMER MOUNT GRETNA TRAINING CAMP ARTILLERY RANGE (TCAR) AND RIDGEWAY TRAINING RANGE, PA | $1.7M |
| Jun 7, 2021 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | 0003 | 562910 | CULEBRA WATER RANGES | $172K |
| Apr 7, 2021 | Department of DefenseW2SD ENDIST BALTIMORE | W912DR21F0132 | 562910 | MAMMS BASE YEAR | $10K |
| Sep 29, 2020 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY20F0808 | 562910 | THE OBJECTIVE OF THIS FIRM FIXED PRICE (FFP) TASK ORDER IS TO PROVIDE SERVICES FOR AQUEOUS FILM FORMING FOAM (AFFF) REPLACEMENT AND DISPOSAL NAVAL AIR STATION SIGONELLA AT NAVAL SUPPORT ACTIVITY NAPLES ITALY NAVY FACILITIES ENGINEERING COMMAND. | $798K |
| Sep 16, 2020 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | 0008 | 562910 | IGF::OT::IGF MDA SITE CLEARANCE | $377K |
| Aug 24, 2020 | Department of DefenseW2V6 USA ENG SPT CTR HUNTSVIL | W912DY20F0468 | 562910 | THE OBJECTIVE OF THIS FIRM FIXED PRICE (FFP) TASK ORDER IS TO PROVIDE SERVICES FOR AQUEOUS FILM FORMING FOAM (AFFF) REPLACEMENT AND DISPOSAL JAPAN NAVAL AND MARINE CORPS INSTALLATIONS NAVY FACILITIES ENGINEERING COMMAND. | $9.5M |
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