US · FMCSA ACTIVE
WOLF LINE CONSTRUCTION COMPANY
Castle Rock, WA 98611-9721 · DOT 2940512
Company profile
Web-discovered · as of 2026-07-30
Wolf Line Construction Company installs and maintains fiber optic broadband networks for utilities and rural cooperatives nationwide, operating out of facilities in several states including Washington, California, and Nevada.
Fleet use
Specialized service
Operating scope
National
Service model
own account
Equipment
specialized
Ownership
Private
Employees
51-200
Networks & associations
Common Ground Alliance
Industries served
telecommunicationsutilitybroadbandfiber optics
HQ · 185 Stankey Rd, Castle Rock, WA 98611
Active operations with multiple regional offices in CA, WA, NV, and OH and active job listings confirming current projects.
Registry record
Source FMCSA · as of 2026-08-01
Fleet size
143
power units · corroborated
Activity
road freight carrier
private licence
In operation since
2016
168 drivers
US compliance
Source FMCSA L&I / SAFER · as of 2026-07-12
Operating authority
None / private
Insurance on file
No
Out of service
No
Safety rating
UNRATED
Crashes (24 mo)
2
1 fatal · 2 injured
Data Services
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