North Bay Heating & Air Here at North Bay Heating & Air of Biloxi, MS, we guarantee pure customer satisfaction for all our heating and cooling services. With over 26 years of experience, we have been providing the area quality workmanship for all commercial and residential needs. We service all makes and models. From minor repairs to installations, trust our heat pump specialists to be the experts.. Service,Sales,Installation,Residential,Maintenance Agreements Available,Licensed,Insured,Heat Pump Specialist,Epa Certified,Commercial,Bonded,We Service All Makes & Models,Bbb,12 Months Same & Cash