• Hanging H
  • Kingsley Constructors, Inc.
  • MasTec Canada
  • Precision Pipeline
  • Pumpco
  • Wanzek Construction
  • Byers Engineering Company
  • Decisive Communications
  • MasTec Network Solutions
  • QuadGen
  • Rhino Cable Services
  • RJ Carroll
  • SEFNCO Communications
  • Wyco Field Services
  • Industrial
    • Casey Industrial
    • MasTec Industrial
    • Phoenix Industrial
  • Infrastructure
    • American Civil Constructors West Coast
    • Cash Construction
    • FNF Construction
    • Lemartec Corporation
    • MasTec Civil, LLC
    • Precision Aggregate Products
    • Ragnar Benson Construction
    • Saiia
    • William Charles Construction
    • William Charles Electric
  • Renewables
    • Bianchi Electric
    • IEA Constructors
    • Wanzek Construction
    • White Construction
  • INTREN
  • MasTec Utility Services
  • 3 Phase Line Construction
  • 3P Utility Services
  • Alvah Contractors
  • EC Source Services
  • Energy Environmental Group
  • Energy Erectors, Inc.
  • Henkels & McCoy (H&M)
  • HMI Technical Solutions (HMITS)
  • INTREN
  • Shade Tree
  • Support Operations Services
  • T&D Power