# Environmental consulting services contractors

Source page: https://datainside.ai/directory/industries/541620

223 companies won 499 federal contract awards worth $404,044,728 for environmental consulting services (NAICS 541620) in our record (2026-03-23 to 2026-11-13).

## Companies winning this work
| # | Company | UEI | Awards | Obligated | Latest award |
|---|---|---|---|---|---|
| 1 | [Vernadero Group Inc](https://datainside.ai/companies/vernadero-group-inc-e4c336d3a07a) | VY3HMUNVRJK9 | 6 | $27,716,580 | 2026-08-28 |
| 2 | [The Cadmus Group LLC](https://datainside.ai/companies/the-cadmus-group-llc-c1d1b6165255) | WSEZME8NNBA8 | 16 | $25,325,475 | 2026-11-04 |
| 3 | [Gulf South Research Corp](https://datainside.ai/companies/gulf-south-research-corp-5410b1fa0e17) | NH3HNLDKWHK1 | 7 | $21,800,234 | 2026-09-25 |
| 4 | [Eco & Associates, Inc.](https://datainside.ai/companies/eco-and-associates-inc-cc866f0e3401) | M84HCG8KLS98 | 4 | $16,516,508 | 2026-09-17 |
| 5 | [Weston Solutions Inc](https://datainside.ai/companies/weston-solutions-inc-00f4d30ff1a3) | Z4XGALW7L9K6 | 18 | $16,169,830 | 2026-10-21 |
| 6 | [CDM Federal Programs Corporation](https://datainside.ai/companies/cdm-federal-programs-corporation-b1fb17a47289) | DHS5ZJSFCSH9 | 6 | $14,714,486 | 2026-11-06 |
| 7 | [Toeroek Associates, Inc.](https://datainside.ai/companies/toeroek-associates-inc-248f57d0b0c1) | M73YRKYDXMC7 | 13 | $12,986,814 | 2026-09-17 |
| 8 | [Eastern Research Group Inc](https://datainside.ai/companies/eastern-research-group-inc-7f0409da31dc) | DK4TBEJRAR56 | 24 | $11,618,369 | 2026-11-09 |
| 9 | [Sundance Consultants, LLC](https://datainside.ai/companies/sundance-consultants-llc-21d80b35dec6) | FTDHBDUWJMA5 | 8 | $10,166,971 | 2026-09-21 |
| 10 | [Environmental Management Support, Inc](https://datainside.ai/companies/environmental-management-support-inc-ed7944acc425) | P7NBL1A5NNK8 | 8 | $9,582,739 | 2026-10-23 |
| 11 | [Gryphon Environmental, LLC](https://datainside.ai/companies/gryphon-environmental-llc-2f5d4f01cf5b) | LLZKJ9N8GB18 | 1 | $8,883,728 | 2026-04-14 |
| 12 | [Tetra Tech, Inc.](https://datainside.ai/companies/tetra-tech-inc-cda0795bcfe4) | LMRMKLLL3LG5 | 8 | $8,136,175 | 2026-09-15 |
| 13 | [WSP USA Solutions Inc](https://datainside.ai/companies/wsp-usa-solutions-inc-74f6cc0e58be) | GLHZFFJJZ8G2 | 5 | $6,789,742 | 2026-09-25 |
| 14 | [Tetra Tech, Inc.](https://datainside.ai/companies/tetra-tech-inc-ed2313e3e02c) | W4NLBJHRP7H3 | 8 | $6,607,155 | 2026-10-05 |
| 15 | [Consolidated Safety Services Incorporated](https://datainside.ai/companies/consolidated-safety-services-incorporated-520aee9ac696) | DFAEDF67P941 | 4 | $6,376,777 | 2026-09-28 |
| 16 | [Vanasse Hangen Brustlin Inc](https://datainside.ai/companies/vanasse-hangen-brustlin-inc-dd14fee0d728) | KJQHMKR62UJ3 | 4 | $6,187,897 | 2026-09-25 |
| 17 | [Mabbett & Associates, Inc.](https://datainside.ai/companies/mabbett-and-associates-inc-d9ded54a34b7) | JACMATCH87S5 | 21 | $6,172,841 | 2026-11-12 |
| 18 | [Osage Nation Energy Services LLC](https://datainside.ai/companies/osage-nation-energy-services-llc-12565d5a7447) | V1U1FNF1LLV4 | 1 | $5,195,256 | 2026-06-03 |
| 19 | [Stantec Consulting Services Inc.](https://datainside.ai/companies/stantec-consulting-services-inc-343e2d94667a) | HAKDPJ5Q18X5 | 4 | $4,780,350 | 2026-09-30 |
| 20 | [Earth Resources Technology, LLC](https://datainside.ai/companies/earth-resources-technology-llc-9e03eca383ea) | DFH4YBBMYMU8 | 4 | $4,764,934 | 2026-07-31 |
| 21 | [Environmental Management & Planning Solutions LLC](https://datainside.ai/companies/environmental-management-and-planning-solutions-llc-5c2a8105fcaa) | H8GMR61MW2C9 | 5 | $4,552,289 | 2026-09-16 |
| 22 | [Tierra Right of Way Services LTD](https://datainside.ai/companies/tierra-right-of-way-services-ltd-126bacef0bee) | HXM9CGRXH958 | 1 | $4,425,343 | 2026-04-29 |
| 23 | [Meca Consulting Inc](https://datainside.ai/companies/meca-consulting-inc-10bf8fff7211) | GW62GNQVKTK4 | 1 | $4,287,890 | 2026-09-29 |
| 24 | [Dgi-Ati II LLC](https://datainside.ai/companies/dgi-ati-ii-llc-bc5cf239d960) | XULMC8TJ3RE5 | 1 | $4,110,684 | 2026-05-15 |
| 25 | [General Dynamics Information Technology, Inc.](https://datainside.ai/companies/general-dynamics-information-technology-inc-5df20c577e64) | SMNWM6HN79X5 | 4 | $4,007,774 | 2026-08-20 |
| 26 | [Research Planning, Inc.](https://datainside.ai/companies/research-planning-inc-297fda95fbca) | CKFZMK7X16M1 | 6 | $3,851,117 | 2026-09-14 |
| 27 | [Tetra Tech Inc](https://datainside.ai/companies/tetra-tech-inc-0a6ad4650047) | WL4VMSDRCLR5 | 6 | $3,836,500 | 2026-09-17 |
| 28 | [Property & Environmental Management Inc](https://datainside.ai/companies/property-and-environmental-management-inc-f9b2319f994d) | CKWLWBM19FC5 | 1 | $3,796,171 | 2026-04-10 |
| 29 | [Dawson MCG, Inc.](https://datainside.ai/companies/dawson-mcg-inc-7879d7c7cd2c) | HS3VC3KDDGJ6 | 2 | $3,795,511 | 2026-09-29 |
| 30 | [TRC Environmental Corporation](https://datainside.ai/companies/trc-environmental-corporation-c5388f03d19b) | F5F8BNA9WJQ9 | 3 | $3,530,671 | 2026-09-21 |
| 31 | [Ayuda Companies](https://datainside.ai/companies/ayuda-companies-a55518da8143) | M3EFASR74Y88 | 5 | $3,400,991 | 2026-07-15 |
| 32 | [Signature Science LLC](https://datainside.ai/companies/signature-science-llc-9fb977c54392) | GMK2EG5EDNL7 | 1 | $3,283,470 | 2026-09-30 |
| 33 | [DDC 4C, LLC](https://datainside.ai/companies/ddc-4c-llc-5c0689364597) | CVQSGFR6JHQ7 | 1 | $3,080,350 | 2026-07-27 |
| 34 | [Agile Facilities Solutions, LLC](https://datainside.ai/companies/agile-facilities-solutions-llc-a4ad9caf6915) | D12KU7ZVJJ74 | 1 | $2,918,669 | 2026-09-30 |
| 35 | [Hydrogeologic, Inc.](https://datainside.ai/companies/hydrogeologic-inc-e213b07d6cfc) | S7Q4GKNGGA81 | 1 | $2,870,144 | 2026-06-12 |
| 36 | [S C & A Inc](https://datainside.ai/companies/s-c-and-a-inc-c9afc6313238) | FD83JSMSL9K1 | 4 | $2,796,312 | 2026-09-30 |
| 37 | [WSP USA Environment & Infrastructure Inc.](https://datainside.ai/companies/wsp-usa-environment-and-infrastructure-inc-e6b6d3c3abb3) | C76NUJZDXL75 | 2 | $2,583,566 | 2026-09-30 |
| 38 | [Romem Aqua Systems Co Inc](https://datainside.ai/companies/romem-aqua-systems-co-inc-c7b71cb90ead) | KLC4KC1A6XH3 | 1 | $2,318,597 | 2026-10-28 |
| 39 | [Air Resource Specialists, Inc](https://datainside.ai/companies/air-resource-specialists-inc-678f5b82a251) | DQM8R4XG8R86 | 2 | $2,310,662 | 2026-07-14 |
| 40 | [Itms - Ges JV LLC](https://datainside.ai/companies/itms-ges-jv-llc-f9551e5568cb) | GHU6DH8ME9M3 | 1 | $2,302,193 | 2026-07-16 |
| 41 | [Scout Environmental, Inc.](https://datainside.ai/companies/scout-environmental-inc-aec2964da410) | R8U5PTMAFZN7 | 1 | $2,181,115 | 2026-04-09 |
| 42 | [Q & A Diversified LLC](https://datainside.ai/companies/q-and-a-diversified-llc-e9ecbbf491ab) | MT71C7KB5NA7 | 1 | $2,078,252 | 2026-08-20 |
| 43 | [Independent Strategic Management Solutions Inc](https://datainside.ai/companies/independent-strategic-management-solutions-inc-a1d8770c1720) | HNDBN7BS9UE3 | 4 | $2,036,043 | 2026-11-02 |
| 44 | [Great Lakes Environmental Center, Inc](https://datainside.ai/companies/great-lakes-environmental-center-inc-581ef4ce759f) | FKCKEGWMK8K7 | 3 | $1,979,276 | 2026-09-25 |
| 45 | [Parymon Corp](https://datainside.ai/companies/parymon-corp-70ae2871e9cb) | L5C9GFPC8LY4 | 3 | $1,969,778 | 2026-09-10 |
| 46 | [WSP USA Inc.](https://datainside.ai/companies/wsp-usa-inc-1e70c6a9e01b) | LPC6MPU3QA65 | 5 | $1,940,321 | 2026-10-23 |
| 47 | [Ack3 Consulting, LLC](https://datainside.ai/companies/ack3-consulting-llc-cc88033c5d0b) | CCAUB5YJQV85 | 5 | $1,905,884 | 2026-10-22 |
| 48 | [Tellus Civic Science Corporation](https://datainside.ai/companies/tellus-civic-science-corporation-a712a2f7548a) | S1YUNJR5QL11 | 7 | $1,837,174 | 2026-07-10 |
| 49 | [Ses Inc.](https://datainside.ai/companies/ses-inc-a6327c16162a) | P99LC29ZLND3 | 2 | $1,801,383 | 2026-09-28 |
| 50 | [Cardinal Point Captains, Inc.](https://datainside.ai/companies/cardinal-point-captains-inc-150e23c68437) | GC4LJKJ6UWS9 | 1 | $1,752,951 | 2026-09-15 |

## Agencies buying
- [Department of Homeland Security](https://datainside.ai/agencies/department-of-homeland-security): $111,312,911, 14 companies
- [Environmental Protection Agency](https://datainside.ai/agencies/environmental-protection-agency): $101,760,722, 29 companies
- [Department of the Interior](https://datainside.ai/agencies/department-of-the-interior): $51,302,278, 67 companies
- [Department of Defense](https://datainside.ai/agencies/department-of-defense): $47,274,111, 53 companies
- [Department of Health and Human Services](https://datainside.ai/agencies/department-of-health-and-human-services): $19,906,606, 8 companies
- [Department of Commerce](https://datainside.ai/agencies/department-of-commerce): $18,730,688, 16 companies
- [Department of Agriculture](https://datainside.ai/agencies/department-of-agriculture): $14,017,024, 24 companies
- [National Aeronautics and Space Administration](https://datainside.ai/agencies/national-aeronautics-and-space-administration): $9,739,890, 6 companies
- [General Services Administration](https://datainside.ai/agencies/general-services-administration): $7,784,033, 6 companies
- [Department of Energy](https://datainside.ai/agencies/department-of-energy): $7,095,597, 6 companies
- [Department of Transportation](https://datainside.ai/agencies/department-of-transportation): $5,811,559, 7 companies
- [Department of Veterans Affairs](https://datainside.ai/agencies/department-of-veterans-affairs): $4,141,639, 13 companies

## Where the work is
- Texas: $64,899,428, 17 companies
- District of Columbia: $46,756,659, 22 companies
- Maryland: $34,936,931, 24 companies
- California: $34,700,587, 22 companies
- Massachusetts: $30,257,442, 7 companies
- Virginia: $27,159,514, 21 companies
- Colorado: $26,955,205, 14 companies
- Washington: $15,025,079, 10 companies
- Arizona: $13,923,099, 10 companies
- Georgia: $10,001,215, 10 companies
- Wisconsin: $8,978,728, 2 companies
- Hawaii: $7,320,861, 5 companies
- Pennsylvania: $6,550,810, 6 companies
- Louisiana: $6,500,330, 3 companies
- Florida: $5,264,371, 11 companies

## Latest awards
| Company | Agency | Obligated | Signed | Record |
|---|---|---|---|---|
| Alte-Dinges Company | Department of Veterans Affairs | $144,931 | 2026-11-13 | https://www.usaspending.gov/award/CONT_AWD_36C25027P0114_3600_-NONE-_-NONE- |
| Aerosol Monitoring & Analysis, Inc. | U.S. Coast Guard | $34,000 | 2026-11-12 | https://www.usaspending.gov/award/CONT_AWD_70ZH0327FMER10001_7008_70Z02324AMER00001_7008 |
| Hartgen Archeological Associates, Inc. | Under Secretary for Farm and Foreign Agricultural Services | $11,592 | 2026-11-12 | https://www.usaspending.gov/award/CONT_AWD_12FPC427F0010_12D0_12FPC424A0030_12D0 |
| Hartgen Archeological Associates, Inc. | Under Secretary for Farm and Foreign Agricultural Services | $8,312 | 2026-11-12 | https://www.usaspending.gov/award/CONT_AWD_12FPC427F0011_12D0_12FPC424A0030_12D0 |
| Mabbett & Associates, Inc. | Department of Veterans Affairs | $6,850 | 2026-11-12 | https://www.usaspending.gov/award/CONT_AWD_36C24127N0154_3600_36C24125A0023_3600 |
| BB&E, Inc. | National Aeronautics and Space Administration | $734,234 | 2026-11-09 | https://www.usaspending.gov/award/CONT_AWD_80NSSC27F0016_8000_80KSC025A0002_8000 |
| Eastern Research Group Inc | Environmental Protection Agency | $266,361 | 2026-11-09 | https://www.usaspending.gov/award/CONT_AWD_68HERW27F0039_6800_68HERW27A0003_6800 |
| Tropical Environmental Inc | Department of Veterans Affairs | $148,801 | 2026-11-09 | https://www.usaspending.gov/award/CONT_AWD_36C25227N0132_3600_36C25225D0043_3600 |
| Rural and Tribal Environmental Solutions, Inc | Indian Health Service | $16,313 | 2026-11-09 | https://www.usaspending.gov/award/CONT_AWD_75H70727F05002_7527_75H70726A00007_7527 |
| CDM Federal Programs Corporation | Environmental Protection Agency | $300,000 | 2026-11-06 | https://www.usaspending.gov/award/CONT_AWD_68HERL27F0043_6800_GS00F085CA_4732 |
| Gray & Pape Inc | Under Secretary for Farm and Foreign Agricultural Services | $3,155 | 2026-11-06 | https://www.usaspending.gov/award/CONT_AWD_12FPC427F0007_12D0_12FPC426A0003_12D0 |
| The Cadmus Group LLC | Environmental Protection Agency | $1,150,000 | 2026-11-04 | https://www.usaspending.gov/award/CONT_AWD_68HERW27F0021_6800_68HERC23D0011_6800 |
| The Cadmus Group LLC | Environmental Protection Agency | $113,000 | 2026-11-04 | https://www.usaspending.gov/award/CONT_AWD_68HERW27F0020_6800_68HERC23D0011_6800 |
| Weston-Techlaw JV LLC | Environmental Protection Agency | $149,143 | 2026-11-03 | https://www.usaspending.gov/award/CONT_AWD_68HERL27F0002_6800_68HE0321D0001_6800 |
| Dayton Group Inc | Bureau of Engraving and Printing | $11,282 | 2026-11-03 | https://www.usaspending.gov/award/CONT_AWD_2031ZA27F00038_2041_2031ZA24A00005_2041 |
| Independent Strategic Management Solutions Inc | Department of Energy | $166,581 | 2026-11-02 | https://www.usaspending.gov/award/CONT_AWD_89303927FEM000421_8900_89303923AEM000019_8900 |
| University of Texas at Arlington | Federal Prison System / Bureau of Prisons | $12,614 | 2026-11-02 | https://www.usaspending.gov/award/CONT_AWD_15BNAS27F00000024_1540_15BNAS26A00000167_1540 |
| HSG, LLC | National Aeronautics and Space Administration | $152,700 | 2026-10-30 | https://www.usaspending.gov/award/CONT_AWD_80GRC027F7001_8000_80KSC020D0023_8000 |
| Statistical Research Inc | Departmental Offices | $1,139,198 | 2026-10-29 | https://www.usaspending.gov/award/CONT_AWD_140LL027F0002_1406_140L0625A0001_1422 |
| Envirocheck, Inc | Office of the Chief Financial Officer | $207,000 | 2026-10-29 | https://www.usaspending.gov/award/CONT_AWD_124PSA27P0005_1205_-NONE-_-NONE- |
| Applied Archaeology and History Associates, Inc. | Under Secretary for Farm and Foreign Agricultural Services | $14,580 | 2026-10-29 | https://www.usaspending.gov/award/CONT_AWD_12FPC427F0001_12D0_12FPC422A0004_12D0 |
| Romem Aqua Systems Co Inc | National Institutes of Health | $2,318,597 | 2026-10-28 | https://www.usaspending.gov/award/CONT_AWD_75N99027F00001_7529_75N99024A00017_7529 |
| Mabbett & Associates, Inc. | Department of Veterans Affairs | $195,927 | 2026-10-28 | https://www.usaspending.gov/award/CONT_AWD_36C78627N50074_3600_36C78625D50009_3600 |
| Kane Environmental, Inc. | Public Buildings Service | $81,711 | 2026-10-28 | https://www.usaspending.gov/award/CONT_AWD_47PB5427F0001_4740_GS10F0061W_4730 |
| Mabbett & Associates, Inc. | Department of Veterans Affairs | $61,755 | 2026-10-27 | https://www.usaspending.gov/award/CONT_AWD_36C24127N0060_3600_36C24125A0023_3600 |

Data: DataInside, from USAspending.gov. Award totals are federal obligations, not company revenue.