250,000 Hours Or More:
Trans Power Utility Contractors Inc.
100,000 To 250,000 Hours:
OE Utility Services
20,000 To 100,000 Hours:
Clearway Utilities Inc.
Maple Utility
Fiber-Con Network Infrastructure Inc.
K.G. Reid Trenching and Construction Ltd.
Beacon Utility Contractors Ltd.
Synergy Underground Utilities Inc.
Morrison Construction Innovations
Tristar Electric Inc.