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LEIDAL & HART MASON CONTRACTORS, INC. is a office administrative services employer in ANN ARBOR, MI. Federal records show 2 OSHA inspections with 3 violations 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 1, 2026.

LEIDAL & HART MASON CONTRACTORS, INC.

336 HILL ST., ANN ARBOR, MI, 48104

561110 Top companies in Office Administrative Services

Federal Enforcement
2
OSHA inspections
3 violations

Industry Benchmark

Industry Avg TRIR
0.6
Industry Avg DART
0.2
Industry rates from BLS SOII 2024. Self-reported rates from OSHA ITA.
OSHA Inspections
2
OSHA Violations
3
Total Penalties
$0
Trend
STABLE
WHD Cases
0
Back Wages Owed
$0
Confidence
MEDIUM
SVEP Flag
No

Data Insights

History Span
10 years
Last Activity
218 days ago
Inspection Rate
0.2/yr
Violation Rate
0.3/yr
Active Agencies:
OSHA

Inspection Breakdown

Planned
1
Referral
1
Complaint and accident-triggered inspections are stronger risk signals than routine planned inspections.
Violation rate: 50% of inspections

Peer Comparison

91%
Worse than most peers
vs 36 employers in same industry & state
Fewer violationsMore violations
Inspection Frequency Percentile
71%

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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 Office Administrative Services within MI

Industry context

Within the office administrative services industry in MI, LEIDAL & HART MASON CONTRACTORS, INC. ranks in the 91th percentile of OSHA violation frequency across 36 comparable establishments. That places this employer among the highest-violation establishments in its peer set.

Inspection frequency ranks in the 71th percentile.

The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 0.6 for the office administrative services sector, with a Days Away, Restricted, or Transferred (DART) rate of 0.2.

Activity timeline

Frequently Asked Questions

What is LEIDAL & HART MASON CONTRACTORS, INC.'s OSHA violation history?
LEIDAL & HART MASON CONTRACTORS, INC. has 2 OSHA inspections on record with 3 violations and $0 in total penalties.
How does LEIDAL & HART MASON CONTRACTORS, INC.'s safety record compare to its industry?
LEIDAL & HART MASON CONTRACTORS, INC. operates in the office administrative services industry. The industry average Total Recordable Incident Rate (TRIR) is 0.6.

About this data

This profile aggregates federal enforcement records on LEIDAL & HART MASON CONTRACTORS, INC. of ANN ARBOR, MI from 17 federal data sources. Records were found in 2 sources: OSHA workplace safety inspections, and BLS industry safety benchmarks. The remaining 15 sources were checked and found no matching records: WHD, MSHA, 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 LEIDAL & HART MASON CONTRACTORS, INC.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.