Air quality support (F101): United States public contracts since 2024

Name: Air quality support (F101): United States public contracts since 2024
Creator: Assay Systems
License: https://www.usa.gov/government-works

Updated 17 October 2026 · all lines

Air quality support (F101): United States public contracts since 2024. Since January 2024 the line carries 150 contracts worth $18,274,732 from 13 agencies. 52 suppliers share it. $10,006,527 in 2024. $6,165,588 in 2025. $2,102,617 in 2026.

Assay record ASY-US-13U3BW912G · Cite as: Assay Systems, “Air quality support (F101): United States public contracts since 2024”, https://assay-systems.com/register/us/line/air-quality-support/

The line

Since January 2024 the line carries 150 contracts worth $18,274,732 from 13 agencies. 52 suppliers share it.

$10,006,527 in 2024. $6,165,588 in 2025. $2,102,617 in 2026.

Suppliers in the line, by value since 2024

RESEARCH TRIANGLE INSTITUTE: 10 contracts worth $3,824,358 from 1 agency since 2024.
UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL: 16 contracts worth $3,055,295 from 1 agency since 2024.
Q & A DIVERSIFIED LLC: 1 contract worth $2,055,669 from 1 agency since 2024.
WILBUR TECHNICAL SERVICES LLC: 34 contracts worth $1,885,651 from 1 agency since 2024.
VERINA-RENOVA JV LLC: 16 contracts worth $1,515,830 from 1 agency since 2024.
BLUESTONE INTERSPEC JV, LLC: 4 contracts worth $1,297,767 from 1 agency since 2024.
TECHLAW CONSULTANTS INC: 1 contract worth $1,244,073 from 1 agency since 2024.
BRAND CONSTRUCTION LLC: 1 contract worth $659,087 from 1 agency since 2024.
AIR RESOURCE SPECIALISTS, INC: 1 contract worth $387,304 from 1 agency since 2024.
HAWAII INTERNATIONAL ENVIRONMENTAL SERVICES INC.: 1 contract worth $227,118 from 1 agency since 2024.
MONTANA DEPARTMENT OF ENVIRONMENTAL QUALITY: 2 contracts worth $181,983 from 1 agency since 2024.
GREEN 2 GREEN CONSULTING LLC: 8 contracts worth $166,658 from 2 agencies since 2024.
EASTERN RESEARCH GROUP INC: 2 contracts worth $159,143 from 1 agency since 2024.
KANE ENVIRONMENTAL, INC.: 3 contracts worth $125,976 from 1 agency since 2024.
THERMO ENVIRONMENTAL INSTRUMENTS LLC: 1 contract worth $102,504 from 1 agency since 2024.
RIDELINKS INC: 3 contracts worth $100,036 from 1 agency since 2024.
PACIFIC COAST CONTRACTING GROUP: 1 contract worth $99,900 from 1 agency since 2024.
I-2-I SOLUTIONS, INC.: 2 contracts worth $98,166 from 1 agency since 2024.
INSPECTION EXPERTS INC: 1 contract worth $97,260 from 1 agency since 2024.
ENVIRONMENTAL SCIENCE CORPORATION: 1 contract worth $93,981 from 1 agency since 2024.
XL CONSTRUCTION LLC: 1 contract worth $90,958 from 1 agency since 2024.
ASSOCIATION OF CONSULTANTS AND ENGINEERS: 1 contract worth $77,608 from 1 agency since 2024.
AYUDA COMPANIES: 1 contract worth $73,708 from 1 agency since 2024.
THUNDERBIRD-HRP JV LLC: 1 contract worth $59,015 from 1 agency since 2024.
TRINE ENVIRONMENTAL INC: 5 contracts worth $58,162 from 1 agency since 2024.
COLORADO DEPARTMENT OF PUBLIC HEALTH & ENVIRONMENT: 2 contracts worth $56,701 from 1 agency since 2024.
GHDSYSTEMS LLC: 1 contract worth $47,475 from 1 agency since 2024.
GLOBAL SERVICE TITAN LLC: 1 contract worth $46,469 from 1 agency since 2024.
GULF GEOEXCHANGE AND CONSULTING SERVICES, INC.: 1 contract worth $41,591 from 1 agency since 2024.
VIGILIFE, INC.: 2 contracts worth $39,999 from 1 agency since 2024.
TERRACON CONSULTANTS, INC.: 1 contract worth $38,877 from 1 agency since 2024.
ELOS ENVIRONMENTAL, LLC: 1 contract worth $37,604 from 1 agency since 2024.
DAYTON GROUP INC: 1 contract worth $28,062 from 1 agency since 2024.
ECKERT & ZIEGLER ANALYTICS, INC: 1 contract worth $22,900 from 1 agency since 2024.
WINDJAMMER ENVIRONMENTAL LLC: 1 contract worth $21,714 from 1 agency since 2024.
K2 CONTRACTING GROUP, LLC: 1 contract worth $18,494 from 1 agency since 2024.
S & B ENVIRONMENTAL LLC: 1 contract worth $17,880 from 1 agency since 2024.
TRINITY CONSULTANTS INC: 3 contracts worth $15,200 from 1 agency since 2024.
PROPERTY & ENVIRONMENTAL MANAGEMENT INC: 1 contract worth $14,917 from 1 agency since 2024.
WESTERN ENVIRONMENTAL SERVICES AND TESTING, INC: 1 contract worth $13,080 from 1 agency since 2024.
ESS INSTRUMENTS, INC.: 1 contract worth $12,245 from 1 agency since 2024.
ENVIRONMENTAL GROUP SERVICES LTD: 2 contracts worth $10,350 from 1 agency since 2024.
MISCELLANEOUS FOREIGN AWARDEES: 1 contract worth $10,166 from 1 agency since 2024.
ELEMENTAL AIR LLC: 1 contract worth $9,145 from 1 agency since 2024.
INDUSTRIAL HYGIENE AND SAFETY TECHNOLOGY, INC.: 1 contract worth $5,991 from 1 agency since 2024.
TITAN ENVIRONMENTAL SOLUTIONS, INC: 1 contract worth $5,293 from 1 agency since 2024.
CRITERION LABORATORIES INC: 1 contract worth $4,630 from 1 agency since 2024.
ATLANTIC TESTING LABORATORIES, LIMITED: 1 contract worth $4,279 from 1 agency since 2024.
VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY: 1 contract worth $4,240 from 1 agency since 2024.
EASTERN ENVIRONMENTAL SOLUTIONS INC.: 1 contract worth $4,165 from 1 agency since 2024.
WESTERN TECHNOLOGIES INC: 1 contract worth $3,350 from 1 agency since 2024.
BURYCHKA DRT LLC: 1 contract worth $2,704 from 1 agency since 2024.

The extract for this line

Names every department and buying office behind the figures, who holds each contract now, its value, contract number and end date, the open notices with their closing dates, and the notices behind every figure.

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Largest suppliers in the line

Share of the line held by each of its largest suppliers, by value, in the USAspending register.

All suppliers in United States, A to Z

Source: USAspending.gov, U.S. Department of the Treasury, Bureau of the Fiscal Service, usaspending.gov, accessed 30 September 2026.The data is available to copy, adapt, redistribute, or otherwise use for non-commercial or for commercial purposes (USAspending.gov, Licensing); no Dun & Bradstreet data is shown.