We understand that an industrial facility’s electrical and instrumentation needs are crucial to effective operations. From manufacturing, chemical, mining, energy and more, we provide a range of regularly scheduled and emergency maintenance and repair services. Whether your electrical needs are part of a process or controls implementation, a planned outage, upgrade or other emergency/unanticipated issue, our experienced team delivers quality workmanship while adhering to strict safety standards, timelines and budgets.

Working in tandem with our clients’ project management and engineering teams, we pride ourselves on the flawless execution of projects from start to finish.

• Shutdown work

• Planned outages

• Low and high voltage cable testing

• General maintenance or installation

• Small and large-scale new construction

• Hard bid jobs (including time and material)


  • Bus duct
  • Drives
  • Cabling, Splicing & Terminating (480 thru 15 kV)
  • MCC’s
  • Motors
  • Panelboards
  • Power System Troubleshooting
  • Starters
  • Switchgear
  • Transformers
  • Unit Substations


  • Control Cabinets
  • Control System Troubleshooting
  • DCS Wiring
  • Field Control Devices
  • Field Instrument Devices
  • Operator Consoles
  • Machine/Equipment Wiring
  • PLC Wiring
  • Relay Wiring


  • Cable Tray
  • Conduit
  • Duct Banks
  • Heat Tracing
  • Grounding
  • Lighting/LED
  • Megger/High Pot Testing
  • Tubing
  • Wire Way

Since 2002, Harrison has offered our customers flexible manpower, quick turnaround, and above all, quality and safe project completion.


  • Active Minerals
  • AGY
  • Augusta Services
  • Meridian Brick
  • Bridgestone/Firestone PSR & AOR
  • Comcast Cable
  • Elanco
  • Fibrant Chemical
  • Fuji Film
  • GE Power Systems
  • Georgia Pacific
  • Hubbell Power Systems
  • Lydall/Southern Felt Company
  • MTU America
  • OwensCorning
  • Nutrien
  • SCE&G
  • South Carolina Minerals
  • Wachs Services