Markets/ PSC/ ENVIRONMENTAL CHAMBERS & RELATED EQ

ENVIRONMENTAL CHAMBERS & RELATED EQ

Federal buyers, contractors, spending trends and related classifications · All available history.

Net obligations$584.03M No prior-year comparison

Contract actions6,840 No prior-year comparison

Buying agencies96 Distinct federal buyers

Active vendors1,927 Distinct SAM.gov entities

All available history

Net obligations by year

1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 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

Market concentration

Buying agencies

96 total

Rank	Agency	Code	Obligations	Actions	Share
1	DEPT OF THE ARMY	2100	$193.72M	1,534	33.2%
2	DEPT OF THE NAVY	1700	$187.35M	1,676	32.1%
3	DEPT OF THE AIR FORCE	5700	$55.09M	541	9.4%
4	NATIONAL AERONAUTICS AND SPACE ADMINISTRATION	8000	$24.79M	509	4.2%
5	AGRICULTURAL RESEARCH SERVICE	12H2	$14.81M	478	2.5%
6	ENVIRONMENTAL PROTECTION AGENCY	6800	$12.87M	133	2.2%
7	VETERANS AFFAIRS, DEPARTMENT OF	3600	$12.15M	244	2.1%
8	FEDERAL AVIATION ADMINISTRATION	6920	$8.77M	28	1.5%
9	NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY	1341	$7.64M	156	1.3%
10	FEDERAL EMERGENCY MANAGEMENT AGENCY	5800	$5.67M	8	1.0%
11	DEFENSE LOGISTICS AGENCY	97AS	$5.46M	130	0.9%
12	NATIONAL INSTITUTES OF HEALTH	7529	$4.82M	44	0.8%
13	AGRICULTURAL RESEARCH SERVICE	1230	$4.80M	76	0.8%
14	FOOD AND DRUG ADMINISTRATION	7524	$4.60M	52	0.8%
15	FEDERAL ENERGY REGULATORY COMMISSION	8960	$3.13M	42	0.5%

Showing 1–15 of 96

Market concentration

Contractors

1,927 total

Rank	Vendor	UEI	CAGE	Obligations	Actions	Share
1	MIDWEST RESEARCH INSTITUTE	HKQHNFKNKL15	21165	$37.97M	42	6.5%
2	TEAM CORPORATION	F1QKYLW68TR3	22018	$32.86M	29	5.6%
3	RUSSELL'S TECHNICAL PRODUCTS, INC.	GENCJ3JK7NS1	60210	$15.52M	147	2.7%
4	CEDARVILLE ENGINEERING GROUP LLC	L7CACR6WKLD6	612N0	$13.34M	5	2.3%
5	AAR CORPORATION (3129)	M26PK7RRJNR7	—	$13.26M	9	2.3%
6	CRYOQUIP CORP	L88SRK33JSR6	—	$13.08M	271	2.2%
7	UNHOLTZ-DICKIE CORPORATION	JEJ3NQKY4XM6	15580	$10.74M	38	1.8%
8	ENVIRONMENTAL TECTONIC	L9QHKNJLAKL8	—	$8.77M	18	1.5%
9	MALLORY ENGINEERING INC	CC4MTGCMNAQ5	50248	$8.59M	40	1.5%
10	VENTUREDYNE, LTD.	LMR2MN2HZ8N1	1MEF0	$8.53M	83	1.5%
11	GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.	SMNWM6HN79X5	07MU1	$8.14M	27	1.4%
12	ADVANCED COUNTERMEASURE SYSTEM	MXAAUR6D9C86	2Y142	$7.75M	31	1.3%
13	NORTH WIND TEST LLC	M6SWVFKC1997	54933	$7.34M	7	1.3%
14	ENVIROTRONICS INC	HCKLTMABFFQ5	4V119	$7.31M	73	1.3%
15	GANZCORP INVESTMENTS INC.	EAY2LNJPN9Z3	0ZV76	$6.66M	27	1.1%

Showing 1–15 of 1,927

Classification mix

NAICS industries

271 total

Rank	NAICS	Description	Obligations	Actions	Share
16	339111	LABORATORY APPARATUS AND FURNITURE MANUFACTURING	$5.13M	128	0.9%
17	562910	REMEDIATION SERVICES	$4.53M	107	0.8%
18	336212	TRUCK TRAILER MANUFACTURING	$4.24M	23	0.7%
19	541380	TESTING LABORATORIES	$3.60M	70	0.6%
20	541712	RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY)	$2.58M	16	0.4%
21	333310	COMMERCIAL AND SERVICE INDUSTRY MACHINERY MANUFACTURING	$2.36M	4	0.4%
22	423490	OTHER PROFESSIONAL EQUIPMENT AND SUPPLIES MERCHANT WHOLESALERS	$2.34M	70	0.4%
23	339999	ALL OTHER MISCELLANEOUS MANUFACTURING	$2.22M	46	0.4%
24	333994	INDUSTRIAL PROCESS FURNACE AND OVEN MANUFACTURING	$2.14M	85	0.4%
25	333995	FLUID POWER CYLINDER AND ACTUATOR MANUFACTURING	$1.84M	9	0.3%
26	332420	METAL TANK (HEAVY GAUGE) MANUFACTURING	$1.75M	33	0.3%
27	332999	ALL OTHER MISCELLANEOUS FABRICATED METAL PRODUCT MANUFACTURING	$1.68M	70	0.3%
28	238210	ELECTRICAL CONTRACTORS AND OTHER WIRING INSTALLATION CONTRACTORS	$1.61M	19	0.3%
29	332312	FABRICATED STRUCTURAL METAL MANUFACTURING	$1.59M	31	0.3%
30	541710	RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES	$1.58M	6	0.3%

Showing 16–30 of 271

Historical activity

Awards

5,067 total

Signed	PIID	Vendor	Agency	Obligations
Jul 22, 2026	1333ND26PNB730268	MTS SYSTEMS CORPORATION	NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY	$54.8K
Jul 20, 2026	75D30126P20889	RUSSELLS TECHNICAL PRODUCTS INC	CENTERS FOR DISEASE CONTROL AND PREVENTION	$20.4K
Jul 7, 2026	140F1S26P0037	DAI SCIENTIFIC EQUIPMENT, INC.	U.S. FISH AND WILDLIFE SERVICE	$19.3K
Jun 26, 2026	1333ND25PNB730579	DARWIN CHAMBERS CO LLC	NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY	$229.8K
Jun 17, 2026	36C24226P0734	ACCESSIBILITY SERVICES INC	VETERANS AFFAIRS, DEPARTMENT OF	$23.5K
Jun 4, 2026	2031JG26P00029	ST CROIX SENSORY INC	UNITED STATES MINT	$158.6K
Jun 2, 2026	80JSC026P0006	CONSOLIDATED SAFETY SERVICES INCORPORATED	NATIONAL AERONAUTICS AND SPACE ADMINISTRATION	$635.9K
Jun 2, 2026	80JSC026P0008	PIKES PEAK DATA SCIENCES CORP	NATIONAL AERONAUTICS AND SPACE ADMINISTRATION	$165.0K
May 13, 2026	80JSC026P0007	X-3PO, LLC	NATIONAL AERONAUTICS AND SPACE ADMINISTRATION	$148.8K
May 11, 2026	W900KK26FA097	JIRACOR LLC	DEPT OF THE ARMY	$2.00M
Apr 30, 2026	N0017424F0079	VENTUREDYNE, LTD.	DEPT OF THE NAVY	$827.4K
Apr 28, 2026	W911S625CA009	WRAITH TECHNOLOGIES, INC	DEPT OF THE ARMY	$268.6K
Apr 21, 2026	N0042126C0012	APPLIED PHYSICAL ELECTRONICS, LC	DEPT OF THE NAVY	$1.37M
Apr 17, 2026	1333ND26PNB680093	KURT J LESKER CO	NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY	$17.7K
Apr 15, 2026	1232SA26F0192	PERCIVAL SCIENTIFIC INCORPORATED	AGRICULTURAL RESEARCH SERVICE	$53.5K

Showing 1–15 of 5,067