Based in Westchester county, ACS System Associates works throughout the tri-state area including NYC, Nassau and Suffolk counties in Long Island, Dutchess, Putnam Orange and Rockland counties in Upstate New York, Western Connecticut and Northern New Jersey. 

We have worked with diverse clients like local and state government agencies and commercial owners for over 30 years.

During that time, we've Assured Client Satisfaction by monitoring our projects from inception to completion and beyond to ensure that all our customers are satisfied. 

We focus on Mechanical Services including Heating, Ventilation and Air-Conditioning (HVAC); however, we are also a General Contractor on many projects. We provide technical and management services as well as installations to a broad range of customers and markets, including
schoolscommercial spaceshistorical and current landmarks, housing, water and energy facilities, and other government agencies

Take a look through our past and current Projects to see the variety of work we have done and visit our Services page to see what we can do for you. 

Finally, view our many Agency and government certifications and prequalifications, including MBE.

Please call us at 914 665 5800 or email us at info@acssystem.com to see what we can do for you.