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Guin Service, a family-owned company founded in 1958, has grown from its roots in mechanical contracting into a full-service provider of HVAC, plumbing, and generator solutions across Alabama. Now operated by the fourth generation of the Guin family, the company is committed to delivering 24/7 emergency support, preventative maintenance through its Guin Guard plan, and professional, customer-focused service. With a strong emphasis on reliability, care, and long-term relationships, Guin Service continues its legacy of keeping homes and businesses comfortable and efficient.