Heating and Cooling System Upgrades and Service

Improve the efficiency of your buildingļæ½s heating, ventilation and cooling operations through design, installation and scheduled maintenance.


Complete Plumbing and Electrical Solutions

Meet the plumbing and electrical needs of your business with an unmatched level of professionalism and experience.


Preventive Maintenance

Dependable routine maintenance keeps your heating and cooling equipment operating at peak efficiency, year after year.


Building Automation Systems

Increase the operational efficiency of your business using controls to regulate HVAC, lighting, alarms and security.

Keeping Your Business Comfortable All Year Round


Whether you operate a retail store, restaurant or office building, Constellation provides solutions for all your commercial heating, air conditioning, plumbing and electrical needs.

To schedule a consultation or to learn how we can help you better manage your energy expenses, contact us today.

Service and Maintenance

Our team is dedicated to providing cost-effective energy management solutions to keep your facilities operating efficiently. We offer preventive maintenance agreements and service contracts to protect your bottom line against costly repairs.


Constellation supplies your business with the best brands at competitive prices, the latest technology advances, unmatched expertise and a focus on customer service. We install equipment to fit your system's needs and help improve energy management.


COVID-19 Notice

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Constellation Energy Building Systems' name is changing to Constellation. The same company, with the same technicians, will continue to provide your business with professional heating, cooling, plumbing and electrical services.