Highest Risk Employers

Top 50 ranked by OSHA enforcement history

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Risk Score Total Fines Most Violations Willful Violations

State

#	Company	Location	Risk	Inspections	Total Fines	Last Inspected
1	NELSON LABORATORIES, LLC	SALT LAKE CITY, UT	10Low Risk	3	$0	Aug 20, 2025
2	KAPPES, CASSIDAY & ASSOCIATES	RENO, NV	10Low Risk	3	$0	Sep 18, 2023
3	AMSPEC ST. CROIX, LLC	CHRISTIANSTED, VI	10Low Risk	4	$0	May 1, 2024
4	NYCDCWP BUREAU OF WEIGHTS AND MEASURES TESTING STATION	BROOKLYN, NY	10Low Risk	3	$0	May 29, 2025
5	SOUTHERN PETROLEUM LABS INC	ANCHORAGE, AK	9Low Risk	2	$0	Apr 11, 2025
6	DAYTON T. BROWN, INC.	BOHEMIA, NY	9Low Risk	2	$0	Jan 27, 2023
7	DEIBEL LABORATORIES OF CALIFORNIA, INC.	MANTECA, CA	9Low Risk	2	$0	Jun 16, 2025
8	ENZA ZADEN RESEARCH USA, INC.	GILROY, CA	9Low Risk	3	$0	Sep 4, 2024
9	SGS NORTH AMERICA, INC.	WILLISTON, ND	9Low Risk	2	$0	Jun 1, 2022
10	QUEST DIAGNOSTICS MASSACHUSETTS, LLC	MARLBOROUGH, MA	9Low Risk	2	$0	Dec 20, 2023
11	ALS USA INC.	RENO, NV	9Low Risk	2	$0	Jul 25, 2024
12	USDA - FOOD SAFETY AND INSPECTION SERVICE	ALBANY, CA	9Low Risk	2	$0	Jan 25, 2024
13	CERTIFIED LABORATORIES, LLC	TURLOCK, CA	9Low Risk	2	$0	Jun 8, 2023
14	HRL LABORATORIES, LLC	CALABASAS, CA	9Low Risk	2	$0	Mar 28, 2024
15	ENVIRONMENTAL SCIENCE LLC	MOUNT JULIET, TN	9Low Risk	2	$0	Jun 20, 2025
16	DENELE ANALYTICAL, INC.	TURLOCK, CA	9Low Risk	2	$0	Jan 21, 2026
17	MSA LABS	FAIRBANKS, AK	9Low Risk	2	$0	Feb 3, 2026
18	ANALYSIS LABORATORIES, INC. (ALI)	DESTREHAN, LA	9Low Risk	2	$0	May 17, 2022
19	IMPAC EXPLORATION SERVICES	PYOTE, TX	9Low Risk	2	$0	Oct 15, 2024
20	BUREAU VERITAS COMMODITIES AND TRADE, INC.	FAIRBANKS, AK	9Low Risk	2	$0	Jan 21, 2025
21	ACUREN INSPECTION INC.	FOUNTAIN, CO	0Low Risk	1	$0	Feb 20, 2025
22	ACUREN INSPECTION, INC	CARLSBAD, NM	0Low Risk	1	$0	Sep 7, 2023
23	ACUREN INSPECTION, INC.	NEWPORT, MI	0Low Risk	1	$0	Mar 14, 2023
24	ACUREN INSPECTION, INC.	WYNNEWOOD, OK	0Low Risk	1	$0	Jun 25, 2024
25	AFTON CHEMICAL CORPORATION	ASHLAND, VA	0Low Risk	1	$0	Mar 4, 2025
26	AMSPEC, L.L.C.	MEMPHIS, TN	0Low Risk	1	$0	Dec 20, 2022
27	ANALYTICAL ASSOCIATES, LLC	GALLIPOLIS FERRY, WV	0Low Risk	1	$0	Feb 6, 2023
28	APAVE AMERICA / IRISNDT	TYLER, TX	0Low Risk	1	$0	Sep 17, 2025
29	AVIAN VACCINE SERVICES, LLC	STORRS MANSFIELD, CT	0Low Risk	1	$0	Oct 17, 2024
30	BIOBOT ANALYTICS	CAMBRIDGE, MA	0Low Risk	1	$0	Jul 5, 2023
31	BIOCHROMA LABS	DALLAS, TX	0Low Risk	1	$0	Jun 15, 2023
32	BLUEBONNET LABS	ALBUQUERQUE, NM	0Low Risk	1	$0	Sep 27, 2023
33	CARMEUSE LIME & STONE, INC.	PITTSBURGH, PA	0Low Risk	1	$0	Feb 20, 2024
34	CGS FABRICATION, LLC	WEBSTER, NY	0Low Risk	1	$0	May 28, 2025
35	CONSTRUCTION RESEARCH LABORATORY	MEDLEY, FL	0Low Risk	1	$0	Mar 14, 2024
36	DEIBEL LABORATORIES	OVERLAND, MO	0Low Risk	1	$0	Jul 31, 2024
37	DICKSON TESTING COMPANY INC	SOUTH GATE, CA	0Low Risk	1	$0	Jul 7, 2023
38	DS	PONCE, PR	0Low Risk	1	$0	Dec 6, 2022
39	ENVIRONMENTAL HAZARDS SERVICES LLC	RICHMOND, VA	0Low Risk	1	$0	Jun 16, 2022
40	EXPERIOR LABORATORIES, LLC	OXNARD, CA	0Low Risk	1	$0	Feb 3, 2026
41	FORTE ANALYTICAL LLC	WHEAT RIDGE, CO	0Low Risk	1	$0	Apr 18, 2023
42	HAUSE LABS LLC	DENVER, CO	0Low Risk	1	$0	Mar 12, 2024
43	HAYNES INTERNATIONAL INC.	KOKOMO, IN	0Low Risk	1	$0	Mar 28, 2023
44	HI-TEK ENVIRONMENTAL LLC	CHICAGO, IL	0Low Risk	1	$0	May 28, 2024
45	LIATRIS INC.	ROCKVILLE, MD	0Low Risk	1	$0	Oct 12, 2022
46	MASSACHUSETTS DEPARTMENT OF PUBLIC HEALTH, JAMAICA PLAIN CAMPUS/STATE PUBLIC HEALTH LABORATORY	BOSTON, MA	0Low Risk	1	$0	May 15, 2023
47	MCBRIDE RESEARCH LABORATORIES, INC.	DECATUR, GA	0Low Risk	1	$0	Jan 14, 2026
48	MEGGER SYSTEMS & SERVICES	PEARLAND, TX	0Low Risk	1	$0	Feb 11, 2025
49	MISTRAS	NEW KENSINGTON, PA	0Low Risk	1	$0	Sep 12, 2025
50	MISTRAS GROUP INC.	TEXAS CITY, TX	0Low Risk	1	$0	May 16, 2023

Data sourced from the US Department of Labor OSHA Enforcement Database, updated weekly.