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 schools, commercial spaces, historical 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 [email protected] to see what we can do for you.
HVAC and General Contracting Installations
Feasibility Analysis and Estimation
HVAC Engineering Services
HVAC Emergency installations
Sketching Services (CAD and REVIT)
- Over 30 Years of Experience
ACS System Associates has been serving clients for over 30 years, building a reputation for quality and reliability.
- Certified HVAC Professionals
Trust your HVAC system to our trustworthy HVAC experts, dedicated to providing superior workmanship and your satisfaction.
- Durable & Long-Lasting HVAC Systems
We connect you with HVAC professionals who use high-quality equipment and materials from trusted manufacturers, ensuring durability, longevity, and performance.
- Dedicated to Your Peace of Mind
We connect you with HVAC technicians who are dedicated to providing excellent customer service, addressing your concerns, and ensuring a positive experience.
- MBE
ACS System Associates is a certified Minority Business Enterprise (MBE).
“I just wanted to thank you for all of your hard work and dedication to the Pier A Phase II Core and Shell project. We all know what a complicated and challenging project this has been, but your doggedness helped get it done. I found that you were very knowledgeable in HVAC and I thought highly of your opinion on many matters that arose along the way. Your professional was really appreciated in some of those stressful times that many projects present.”
“This letter will serve to confirm that Clive Robinson, the Project Manager for ACS System Associates, Inc. has perform[ed] a splendid job with the installation of the seven (7) new Burnham low pressure boilers in four facility buildings owned & operated by the FDNY at Fort Totten.”
“I wanted to take the opportunity to thank you for the fine work that ACS has done on the Old Orchard Museum rehabilitation at Sagamore Hill National Historic Site. We are very pleased with the quality of the work and wish to congratulate you, your company and the many sub-contractors who have worked on the project, for their excellent work...Everyone at Sagamore Hill was impressed with the level of efficiency and professionalism everyone from ACS exhibited -- especially yourself.”
