For over a century, Cox Engineering has gone above and beyond to meet the most challenging HVAC requirements. We’re the region’s only HVAC provider that offers a full line of services as well as executive-level and personal service, all within one company. 

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Our design, construction, and service experts all work together to make sure no problems arise today or tomorrow. It’s a team-based approach that values personal service, strong relationships, and excellence in everything we do. 

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Cox Engineering has worked with some of the biggest names here or anywhere—Mass General Hospital, Bristol-Myers Squibb, Fenway Park, Boston Convention and Exhibition Center, and many more. Maybe that’s why we’re the trusted name in HVAC.

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Nobody understands the importance of cost control, construction quality, and schedule reliability more than Cox Engineering. We partner with three local unions to make sure you receive the high level of workmanship you deserve.

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At Cox Engineering, we do all our design work in-house. With state-of-the-art computer modeling systems and other technologies, we can design the most advanced, efficient heating and cooling systems out there—from new construction to retrofitting historical structures.  

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Our modern production facility allows us to fabricate sheet metal and piping in-house for many different kinds of projects. This capability is at the heart of our air handling construction success, and it's one of the reasons we’re known for outstanding quality.

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Cox Engineering is a market leader in HVAC retrofits. With a performance record that exceeds expectations, we have the expertise to replace your aging system piece by piece—and bring it up to modern standards and efficiencies. 

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Professional. Attentive. Available 24/7. At Cox Engineering, we go above and beyond to bring peace of mind, increase your building’s value, and provide the utmost comfort to tenants within. 

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Liberty Mutual is a leading provider of auto, home, and life insurance. The company is so committed to corporate responsibility, they only work with those who share their values. So when it came time to expand their world headquarters in downtown Boston, they looked to Cox Engineering.

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Meditech provides innovative EHR solutions to care organizations. When the company needed a complete overhaul/retrofit of their existing chiller plant, they called on Cox Engineering. However, the job needed to be completed on a tight timeline, and the building had to remain operational during business hours.

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Beth Israel Deaconess Medical Center (BIDMC) has called on Cox Engineering time and time again. For their latest project, we were asked to rebuild a 55,000 CFM air handling unit that was more than 50 years old. To complicate matters, the aging system was located inside the hospital’s active neonatal intensive care unit.

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The New England Aquarium is one of Boston’s premier attractions. They wanted to introduce one of their African penguins to the public and needed a portable, air-conditioned viewing box that could be kept at 65 degrees. Anything below 50 or above 70 would be dangerous to the penguin, known as Roast Beef. 

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Cox Engineering Company
35 Industrial Drive
Canton, MA 02021

(P) 781.302.3300

(F) 781.302.3444

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