Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,214Inspections Most recent open 2026-07-16 Last loaded 2026-07-20

OSHA Inspection: MCSTAIN ENTERPRISE, INC.

Referral inspection · Safety discipline

On , OSHA opened a referral safety inspection of MCSTAIN ENTERPRISE, INC. in 1085 S. TRENTON, AURORA, CO 80231 (NAICS 236115). OSHA activity number 306222407.

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Site address
1085 S. TRENTON
City
AURORA
State
CO
ZIP
80231
Mailing
75 MANHATTAN DR., BOULDER, CO 80303
Inspection type
Referral (C)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
Y
Opened
Closing conference
Case closed
Data loaded
NAICS code
236115
SIC code (legacy)
1521
Employees
3
Ownership type
A
Industry flags
Construction safety.

9 citations on file for this inspection.

1926.451 B01

Serious Gravity 10 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $3500.00 · Current $1500.00 Reduced
Recent events (2)
  • — I (S) $1500.00
  • — Z (S) $3500.00

1926.451 B07

Serious Gravity 10 1 instance 2 exposed
Issued
Abate by
Recent events (2)
  • — I (S)
  • — Z (S)

1926.451 E01

Other-than-serious Gravity 03 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $1750.00 · Current $1000.00 Reduced
Recent events (2)
  • — I (O) $1000.00
  • — Z (S) $1750.00

1926.451 G01 VII

Serious Gravity 10 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $3500.00 · Current $2000.00 Reduced
Recent events (2)
  • — I (S) $2000.00
  • — Z (S) $3500.00

1926.451 F07

Serious Gravity 10 1 instance 2 exposed
Issued
Abate by
Recent events (2)
  • — I (S)
  • — Z (S)

1926.501 B04 II

Other-than-serious Gravity 03 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $1750.00 · Current $500.00 Reduced
Recent events (2)
  • — I (O) $500.00
  • — Z (S) $1750.00

1926.501 B13

Serious Gravity 10 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $3500.00 · Current $1500.00 Reduced
Recent events (2)
  • — I (S) $1500.00
  • — Z (S) $3500.00

1926.1053 B01

Other-than-serious Gravity 03 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $1750.00 · Current $1000.00 Reduced
Recent events (2)
  • — I (O) $1000.00
  • — Z (S) $1750.00

1926.451 C02

Other-than-serious Gravity 01 1 instance 2 exposed
Issued
Abate by
Recent events (2)
  • — I (O)
  • — Z (O)

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 306222407.