US · FMCSA ACTIVE AUTHORITY INSURED HAZMAT
SIMON CONTRACTORS
dba OGALLALA READYMIX & MILESTONE REDI-MIX WILLITS AGGREGATES
Cheyenne, WY 82007 · DOT 104367 · MC193897
Company profile
Web-discovered · as of 2026-07-30
Simon Contractors, based in Cheyenne, WY, provides construction, asphalt, ready-mix concrete, and aggregate services. Part of the Colas Group, it operates a regional fleet supplying materials and hauling for infrastructure projects across Wyoming, Nebraska, and South Dakota.
Fleet use
For-hire freight
Operating scope
Regional
Service model
ftl, dedicated
Equipment
dump, tanker, specialized
Ownership
Subsidiary
part of Colas Group
Employees
501-1000
HQ · 4819 S Industrial Rd, Cheyenne, WY 82007
Active website listing 4-state operations, recent 2025/2026 highway projects, and DOT-registered locations in WY and NE.
Registry record
Source FMCSA · as of 2026-08-01
Fleet size
106
power units · corroborated
Activity
road freight carrier
for hire licence
In operation since
1974
81 drivers
US compliance
Source FMCSA L&I / SAFER · as of 2026-07-12
Operating authority
Active
Insurance on file
Yes (BIPD)
min cover $1,000k
Out of service
No
Safety rating
SATISFACTORY
Crashes (24 mo)
1
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