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ONYX CORPORATION is a water and sewer line and related structures construction employer in WINCHESTER, MA. Federal records show 1 OSHA inspection with 4 violations and $18,738 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 1, 2026.

ONYX CORPORATION

108 WILDWOOD ST, WINCHESTER, MA, 01890

237110 Top companies in Water and Sewer Line and Related Structures Construction

Federal Enforcement
1
OSHA inspection
4 violations
$18,738 in penalties
Violations across 2 federal agencies
Enforcement actions from multiple agencies may indicate systemic compliance issues.

Industry Benchmark

Industry Avg TRIR
1.9
Industry Avg DART
1.1
Industry rates from BLS SOII 2024. Self-reported rates from OSHA ITA.
OSHA Inspections
1
OSHA Violations
4
Total Penalties
$18,738
Trend
STABLE
WHD Cases
0
Back Wages Owed
$0
MSHA Violations
99
MSHA Penalties
$337,654

Data Insights

History Span
6 years
Last Activity
6yr ago
Inspection Rate
0.2/yr
Violation Rate
0.7/yr
Violation Severity Mix
100% serious$4,685 avg per violation$18,738 avg per inspection
Active Agencies:
OSHAMSHA$356,392 total across all agencies

Inspection Breakdown

Planned
1
Complaint and accident-triggered inspections are stronger risk signals than routine planned inspections.
Violation rate: 100% of inspections

Peer Comparison

92%
Worse than most peers
vs 989 employers in same industry & state
Fewer violationsMore violations
Penalty Percentile
96%

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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 Water and Sewer Line and Related Structures Construction within MA

Industry context

Within the water and sewer line and related structures construction industry in MA, ONYX CORPORATION ranks in the 92th percentile of OSHA violation frequency across 989 comparable establishments. That places this employer among the highest-violation establishments in its peer set.

OSHA penalty totals rank in the 96th percentile of the same peer group.

The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 1.9 for the water and sewer line and related structures construction sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.1.

Activity timeline

No federal enforcement activity has been recorded against this establishment in the past 6 years.

Frequently Asked Questions

What is ONYX CORPORATION's OSHA violation history?
ONYX CORPORATION has 1 OSHA inspection on record with 4 violations and $18,738 in total penalties.
How does ONYX CORPORATION's safety record compare to its industry?
ONYX CORPORATION operates in the water and sewer line and related structures construction industry. The industry average Total Recordable Incident Rate (TRIR) is 1.9.

About this data

This profile aggregates federal enforcement records on ONYX CORPORATION of WINCHESTER, MA from 17 federal data sources. Records were found in 3 sources: OSHA workplace safety inspections, MSHA mine safety enforcement, and BLS industry safety benchmarks. The remaining 14 sources were checked and found no matching records: WHD, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, 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 1, 2026.

This profile may be incomplete if ONYX CORPORATIONoperates 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.