Why ACS

At ACS, we know work isn't only about who you work for; it's also about what you do and how you do it. Led by the strength of our values and a culture shaped by employee ownership, we network with each other, build on each other's contributions, and collaborate together to make great things possible.


Our mission is to provide our employees with an honest and helpful working environment, where every employee individually and collectively, can dedicate themselves to providing our customers with exceptional workmanship, extraordinary service, and professional integrity. Our commitment to this mission will allow ACS System Associates Inc. to continue our success and reputation as a premier mechanical construction company. The Mechanical Construction industry is an exciting area in which to work, and we will continue working to ensure ACS System remains on the cutting edge.

In an industry that is an ever-shifting structure of priorities and demands, we maintain our integrity and continue to persevere. We continue to stay disciplined, and never compromise our promise. We are diligent in our consistent effort to Assure Customer Satisfaction, Safety, and Professionalism. This commitment gives us the advantage to deliver exceptional quality projects which meet budget and schedule goals. Our Associates have continued to meet the challenges of our field and thrive. We are very proud of where we are today and excited about where we are headed.

About ACS System Associates Inc.

With the main the office located in Westchester county and additional offices located in Long Island, New York; 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 focus on
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  • ACS System Associates Inc. photo: NYC Hall of Science Project
  • ACS System Associates Inc. photo: Geothermal heating and cooling Project
  • ACS System Associates Inc. photo: When a Project calls for a meticulous eye for detail.
  • ACS System Associates Inc. photo: Jacob Javits Center , NY