We’ve Partnered!

We are pleased to announce the partnering of ENCON Commercial Services and Breen & Sullivan Mechanical Services, Inc. This new relationship will increase the service capabilities and resources while maintaining the same level of customer intimacy that you experienced with each organization.

Breen & Sullivan Mechanical Services provides electrical, plumbing, and HVAC services to commercial clients throughout the Boston area. Our skilled and safe technicians specialize in installation, maintenance and repair of commercial and industrial systems. We support a range of industries, including healthcare, education, government and mission critical data centers.

Our Company