Ferrelli Mechanical llc

Ferrelli Mechanical LLC holds a 3.8-star average across 20 customer reviews in Holtsville, New York. This contractor operates with round-the-clock availability, fielding calls 24 hours daily including weekends and holidays. Based in Medford, the company extends services throughout Nassau and Suffolk counties on Long Island, handling both residential and commercial heating and cooling projects. The business maintains licensing and insurance coverage as confirmed on their website.

The company distinguishes itself through partnerships with major equipment manufacturers including Fujitsu, Ruud, Rheem, and Peerless boilers. These brand relationships allow technicians to install systems matched to homeowner efficiency requirements and budget constraints. Ferrelli Mechanical emphasizes diagnostic accuracy, training technicians to identify problems correctly on the first visit and complete repairs efficiently to avoid unnecessary charges.

Multiple reviewers highlight specific positive outcomes. Carter Watson describes a heat pump and air handler installation completed by John and his crew, calling the work fantastic. William Gibbons notes his system failure during cold weather brought a technician who arrived on time, diagnosed the issue quickly, and completed repairs without hidden fees. One negative review from the Mehdi family describes a boiler repair where the technician allegedly caused damage and proposed a $4,000 replacement, though another contractor resolved the issue for less. Reviewers William Gibbons and Carter Watson both recommend the company to others.