O’Connell Electric Company is a full service regional electrical, power line, and communications contractor headquartered in Upstate New York.

Founded in 1911, the company has steadily grown into one of the largest electrical contractors in the United States.
As a diversified full service electrical contractor, O’Connell Electric provides comprehensive design-build, construction, service, maintenance, and emergency response services to a wide range of facilities, structures and communities. Our dedicated service divisions cover all key areas of the industry from electrical construction, power generation, substations, and transmission/distribution to transportation, technical services, renewable energy, and communications.

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In the last 40 years, O’Connell has provided more than $2 billion of electrical services to its customers and continually ranks among the top largest electrical contractors in the nation.

  • 53rd largest US Electrical Contractor
  • Currently employ approximately 500 people
  • Three times contractor of the year for Technical Services Division (TEGG)


O’Connell’s strength as a full-service electrical contractor is rooted in the diversity of our services. We provide quality innovative electrical work for the following industry segments.

  • Electrical Construction
  • Design Build
  • Renewable Energy: Wind/Solar
  • Technical Services
  • Airports / Bridges / Highways
  • Communications


O’Connell provides design build, construction, service, maintenance, and emergency response services across strategic markets.

  • Power: Utility T&D and Substations
  • Manufacturing / Industrial
  • Government / Public
  • Renewable Energy
  • Entrainment / Hospitality
  • Commercial
  • Healthcare
  • Transportation
  • Education
  • Data Centers