THOS. SOMERVILLE CO. is a plumbing and heating equipment and supplies (hydronics) merchant wholesalers employer in UPPER MARLBORO, MD. Federal records show 1 OSHA inspection with 1 violation and $0 in penalties. All data sourced from public federal enforcement records.
Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 3, 2026.
THOS. SOMERVILLE CO.
16155 TRADE ZONE AVENUE, UPPER MARLBORO, MD, 20774
423720 — Top companies in Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
EIN: 530147890
353 employees
Industry Benchmark
Data Insights
Federal Contracts (5-year)
Inspection Breakdown
Peer Comparison
Motor Carrier Safety (FMCSA)
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Inspection History
No inspection records found.
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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.
Other employers in Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers within MD
- CORE & MAIN LP — COLUMBIA — 1 federal record
- MORSCO SUPPLY, LLC — ELLICOTT CITY — 1 federal record
- NORTHEASTERN SUPPLY, INC. — BEL AIR — 1 federal record
- SCHUMACHER SEILER INC — ELLICOTT CITY — 1 federal record
- WEINSTEIN SUPPLY — CAMBRIDGE
- THOS. SOMERVILLE CO. — ANNAPOLIS
- STECK SALES COMPANY INC — ROSEDALE
- STEHR ENTERPRISES — GAMBRILLS
- PASCO SPECILTY & MFG., INC. — ORCHARD BEACH
- THOS. SOMERVILLE CO. — BERLIN
Industry context
Within the plumbing and heating equipment and supplies (hydronics) merchant wholesalers industry in MD, THOS. SOMERVILLE CO. ranks in the 54th percentile of OSHA violation frequency across 27 comparable establishments.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 1.6 for the plumbing and heating equipment and supplies (hydronics) merchant wholesalers sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.1. THOS. SOMERVILLE CO.'s self-reported DART rate is 1.09, which is below the industry average.
Activity timeline
Frequently Asked Questions
- What is THOS. SOMERVILLE CO.'s OSHA violation history?
- THOS. SOMERVILLE CO. has 1 OSHA inspection on record with 1 violation and $0 in total penalties.
- How does THOS. SOMERVILLE CO.'s safety record compare to its industry?
- THOS. SOMERVILLE CO. operates in the plumbing and heating equipment and supplies (hydronics) merchant wholesalers industry. The industry average Total Recordable Incident Rate (TRIR) is 1.6. THOS. SOMERVILLE CO.'s self-reported DART rate is 1.09 compared to an industry average of 1.1.
About this data
This profile aggregates federal enforcement records on THOS. SOMERVILLE CO. of UPPER MARLBORO, MD from 17 federal data sources. Records were found in 4 sources: OSHA workplace safety inspections, FMCSA motor carrier safety, USAspending federal contract awards, and BLS industry safety benchmarks. The remaining 13 sources were checked and found no matching records: WHD, MSHA, EPA, NLRB, OFLC, OFCCP, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement, SEC facts.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 3, 2026.
This profile may be incomplete if THOS. SOMERVILLE CO.operates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.