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

OSHA Inspection: JOLLEY CASTILLO DRENNON LLP DBA SIERRA ENGINEERING

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of JOLLEY CASTILLO DRENNON LLP DBA SIERRA ENGINEERING in RIVERSIDE 16-3, BOULDER, WY 82923 (NAICS 211111). OSHA activity number 312202443.

Watch Jolley Castillo Drennon LLP DBA Sierra Engineering — free Get an email when a new federal OSHA severe-injury report for Jolley Castillo Drennon LLP DBA Sierra Engineering is published. One employer, no account, unsubscribe in one click.
Site address
RIVERSIDE 16-3
City
BOULDER
State
WY
ZIP
82923
Mailing
10 DESTA DRIVE; STE 260E, MIDLAND, TX 79705
Inspection type
Planned (H)
Scope
Complete (A)
Discipline
Safety
Advance notice
No
Union status
N
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
211111
SIC code (legacy)
1311
Employees
1
Ownership type
A

2 citations on file for this inspection.

OD060008 B03

Deleted Serious Gravity 03 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $750.00
Recent events (2)
  • — D (S)
  • — Z (S) $750.00

OD060001 AII

Deleted Other-than-serious 1 instance 1 exposed
Issued
Abate by
Recent events (2)
  • — D (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 312202443.