Onsite Electric LLC

Generator Systems LLC operates out of Wallingford, Connecticut, maintaining a primary focus on power generation equipment. Over half of their public customer feedback centers on generator work, highlighting ongoing maintenance contracts, emergency outage troubleshooting, and system installations. While reviews frequently praise their ongoing service for whole-house systems, some feedback points to turnaround delays on portable generator repairs.

Generac equipment features prominently across the online portfolio for Electrical Facilities Inc, including dedicated coverage of Generac Guardian system setups. Operating out of Wallingford, Connecticut, the firm highlights transfer switch wiring and standby generator work on its site. While their published material shows direct generator installation capability, buyers may want to ask for local references given the sparse online review footprint.

Based in Windsor, CT, HARP Home Services covers a full range of home trades and explicitly markets generator installation services. Their website includes a dedicated section outlining generator setup capabilities across multiple pages. While they carry a high volume of overall customer feedback for trade work, zero generator-specific reviews were identified in public data, so homeowners should request direct project details before hiring.

Aiello Home Services maintains a dedicated electrical section for generator installations out of Windsor Locks, Connecticut. Their site explicitly covers whole-house generator systems and mentions work with Kohler and Briggs & Stratton equipment. Because their overall volume centers around general trades like HVAC and plumbing, prospective customers should verify their recent generator-specific project history.

Total Mechanical Systems maintains a dedicated generator installation service page on their website, referencing generator installs across multiple site sections. Based in Plainville, CT, they operate primarily as a multi-trade HVAC, electrical, and plumbing contractor. While their online content explicitly advertises generator services, homeowners should note that public feedback focuses heavily on general trade work rather than standby power installs.

Energy and fuel supplier Sippin Energy Products maintains a dedicated generator section on their website focusing on Generac standby equipment. Their published site details include transfer switch setups alongside standby systems for property owners in the Monroe area. Though the business maintains a high volume of overall customer feedback for broader fuel and heating services, direct generator reviews are absent from available data, so homeowners should request recent project references.