Johnstone Supply – Stamford, CT

For reliable HVAC services in Stamford, Johnstone Supply offers expert installation and repair. Conveniently located in the Shippan Point neighborhood, the business is easily accessible to nearby residents. Keep your home comfortable year-round with our heating and cooling services. We install and service central air conditioning, furnaces, and heat pump systems. Regular maintenance can extend equipment life and improve efficiency. Quality and reliability are at the core of everything we do. We serve Stamford and the surrounding Connecticut area. We are proud of our 3.4-star customer rating. Call (203) 359-2626 to speak with our team or schedule an appointment.