Our experience in engineering and constructing substations spans alternating and direct current stations of all sizes and scopes for public and private clients. From gas insulated to air insulated substations, we’ve designed and built substations in every kind of environment, all while maintaining our long-standing commitment to safety and quality.

We don’t just build substations, we also keep them running through our maintenance and monitoring services. We make sure every wire and bolt is in place to keep this critical infrastructure operating at full capacity.

Construction Services

  • Brownfield and greenfield substation construction
  • Gas insulated substations construction
  • Air insulated substations construction
  • Battery energy storage systems (BESS)

Monitoring & Maintenance Services

  • Operation and maintenance

Engineering & Design Services

  • Civil engineering
  • Site selection
  • Substation design
  • Protective relaying
  • SCADA systems and automation
  • Surveying
Learn more about how H&M, Inc. can help you.