DIAMOND M FIRE PROTECTION INC is a plumbing, heating, and air-conditioning contractors employer in COTTONWOOD, CA. Federal records show 1 OSHA inspection with 3 violations and $695 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.
DIAMOND M FIRE PROTECTION INC
20875 FOURTH ST, COTTONWOOD, CA, 96022
Parent: Noble Corp plc (107 locations)
238220 — Top companies in Plumbing, Heating, and Air-Conditioning Contractors
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
Need API access, CSV upload, or PDF reports? Upgrade to Paid for $79/mo.
Inspection History
No inspection records found.
Related Searches
The FastDOL Report
Weekly workplace compliance news. Free.
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.
Part of a larger organization
DIAMOND M FIRE PROTECTION INC is one of 107 establishments in our dataset that roll up under the parent organization Noble Corp plc. Noble Corp plc is a SEC public reporter (NE-WT), with most recent reported revenue of $3.3B.
Federal enforcement records on DIAMOND M FIRE PROTECTION INC represent activity at this specific establishment. The full enforcement footprint of Noble Corp plc across all 107 of its tracked locations is viewable on the parent profile.
Other establishments operated by Noble Corp plc
- DIAMOND MATERIALS, LLC — WILMINGTON, DE — 2 federal records
- DIAMOND MATERIALS LLC — WILMINGTON, DE — 2 federal records
- DIAMOND MATERIALS, LLC — NEWARK, DE — 2 federal records
- DIAMOND MATTRESS INC — RANCHO DOMINGUEZ, CA — 2 federal records
- DIAMOND MANUFACTURING OF BLUFFTON, LTD — BLUFFTON, OH — 2 federal records
- DIAMOND MATERIALS, LLC — KENNETT SQUARE, PA — 1 federal record
- NOBLE DRILLING SERVICES, INC. — BROWNSVILLE, TX — 1 federal record
- 100826 - DIAMOND METAL PRODUCTS INC - MACHINING — ANDOVER, MN — 1 federal record
- DIAMOND MASONRY OF ILLINOIS, INC. — ROCKFORD, IL — 1 federal record
- 110110 - DIAMOND METAL PRODUCTS INC — ANDOVER, MN — 1 federal record
Other employers in Plumbing, Heating, and Air-Conditioning Contractors within CA
- AMPAM PARKS MECHANICAL INC. — LOS ANGELES — 2 federal records
- UNIVERSITY MECHANICAL & ENGINEERING CONTRACTORS — TEMECULA — 2 federal records
- O & M INDUSTRIES — ARCATA — 2 federal records
- WILMOR & SONS PLUMBING AND CONSTRUCTION — ROHNERT PARK — 2 federal records
- J.W. MCCLENAHAN CO. — SUNNYVALE — 2 federal records
- WILMOR & SONS PLUMBING AND CONSTRUCTION — OROVILLE — 2 federal records
- J.W. MCCLENAHAN CO. — IONE — 2 federal records
- AP PLUMBING & FIRE INC — PARADISE — 2 federal records
- ACCO ENGINEERED SYSTEMS — LEMOORE NAVAL AIR STATION — 2 federal records
- AMPAM PARKS MECHANICAL INC. — PACIFIC PALISADES — 2 federal records
Industry context
Within the plumbing, heating, and air-conditioning contractors industry in CA, DIAMOND M FIRE PROTECTION INC ranks in the 80th percentile of OSHA violation frequency across 6,320 comparable establishments. That places this employer among the highest-violation establishments in its peer set.
OSHA penalty totals rank in the 72th percentile of the same peer group.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 3 for the plumbing, heating, and air-conditioning contractors sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.7.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 8 years.
Frequently Asked Questions
- What is DIAMOND M FIRE PROTECTION INC's OSHA violation history?
- DIAMOND M FIRE PROTECTION INC has 1 OSHA inspection on record with 3 violations and $695 in total penalties.
- How does DIAMOND M FIRE PROTECTION INC's safety record compare to its industry?
- DIAMOND M FIRE PROTECTION INC operates in the plumbing, heating, and air-conditioning contractors industry. The industry average Total Recordable Incident Rate (TRIR) is 3.
About this data
This profile aggregates federal enforcement records on DIAMOND M FIRE PROTECTION INC of COTTONWOOD, CA from 17 federal data sources. Records were found in 3 sources: OSHA workplace safety inspections, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 14 sources were checked and found no matching records: WHD, MSHA, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 3, 2026. DIAMOND M FIRE PROTECTION INC resolves to the parent rollup Noble Corp plc, which operates 107 establishments in our dataset.
This profile may be incomplete if DIAMOND M FIRE PROTECTION INCoperates 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.