Guin Service, LLC

Founded in 1958, Guin Service LLC has spent three generations building a trusted name in Birmingham-area HVAC and plumbing. Based in Irondale, this family-owned contractor holds a 4.9-star rating from over 1,200 reviews, serving Birmingham, Vestavia Hills, Mountain Brook, Homewood, Hoover, and Trussville with residential and commercial heating, cooling, and plumbing solutions. Their 66-year track record reflects steady commitment to the communities they call home.

What sets this contractor apart is their specialization in Generac generators, offering installation, repair, and maintenance for backup power systems. They also run the Guin Guard maintenance program, providing annual inspections and priority service for enrolled homeowners. Their service menu spans air conditioning, heating, plumbing, water heaters, and indoor air quality solutions including duct cleaning, making them a comprehensive resource for residential comfort needs.

Customer reviews reveal technicians who earn loyalty. Kathryn Keating praised Austin and Mike for going above and beyond installing a new HVAC system, noting their professionalism and care in leaving no trace of their work. Anne Langdon Elrod experienced their emergency response firsthand when her heat failed; Eric diagnosed the issue within 30 minutes and completed repairs within three hours of her call. Multiple reviewers specifically request return visits from technicians like Richard McDonald, who knows their homes quirks.