Commonwealth Electrical Technologies
ConstructionMassachusetts, United States51-200 Employees
Commonwealth Electrical Technologies is a mid-sized electrical contractor based in Worcester, New England. It provides electrical construction services across New England, spanning ground-up industrial and commercial projects as well as renovations, and offers both design-build and plans-and-spec delivery models. The firm emphasizes timely and reliable service alongside competitive pricing, supported by a history of client projects. Its electrical work covers new construction, design-build, EV charging, PV systems, renovations, tenant fit-outs, lighting, energy management, motor controls, fire alarm systems, and ongoing service and maintenance. It also operates an energy efficiency division that conducts audits and coordinates project incentives with local utilities; in October 2025 CET acquired NuWave Energy Solutions to expand its energy-efficiency offerings.