US · FMCSA ACTIVE HAZMAT
SUMMIT LINE CONSTRUCTION INC
Rupert, ID 83350 · DOT 1939747
Company profile
Web-discovered · as of 2026-07-30
Based in Rupert, ID, Summit Line Construction is a subsidiary of The Sterling Group providing utility construction services, including electric transmission, distribution, and substation construction. They operate a specialized fleet for infrastructure projects.
Fleet use
Specialized service
Operating scope
Regional
Service model
dedicated
Equipment
specialized, flatbed
Ownership
Subsidiary
part of The Sterling Group
Employees
501-1000
HQ · 2000 W 50 S, Rupert, ID 83350
Website active 2026; LinkedIn page and job listings show ongoing operation; SAFER data confirms ACTIVE status in July 2026.
Registry record
Source FMCSA · as of 2026-07-08
Fleet size
1,633
power units · corroborated
Activity
road freight carrier
private licence
In operation since
2009
488 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
SATISFACTORY
Crashes (24 mo)
2
0 fatal · 1 injured
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