Associated Energy Services Inc.

Call Us at 631-348-1021

Call Us at 631-348-1021

Call Us at 631-348-1021Call Us at 631-348-1021

About Us

Associated Energy Services Inc. is a Long Island based Heating, Ventilation, Air Conditioning, Refrigeration (HVAC/R) Service Company that has been providing quality installation, repairs and maintenance on Commercial and Residential HVAC/R equipment since 2005.  Larry McDevitt, owner of Associated Energy Services, has over 35 years’ experience in the HVAC/R industry and is highly respected throughout.  He and his team of well trained technicians is dedicated to providing clients with superior service while ensuring the most cost effective way to do so. ​

From New Construction to Remodeling, whether it is Commercial or Residential, Associated Energy Services Inc. proudly serves Suffolk and Nassau Counties and is available 24/7/365 for all Heating, Ventilation, Air Conditioning, and Refrigeration needs. 

Our Services

Installations - If your heating, air conditioning or refrigeration system is installed correctly, or if major installation problems are found and fixed, it will perform efficiently for years with only minor routine maintenance. Our technicians are experienced in installing and testing your system to ensure it is functioning properly. 

Repairs - Unfortunately, like any other mechanical equipment, there are times when your heating, air conditioning and refrigeration system will be in need of repair. Whether it be an emergency or not, we are here for you 24/7/365 to diagnose the issue and make repairs in a timely and cost efficient manner.

Maintenance - Maintaining your equipment is essential to preventing future problems and unwanted costs. Keep your cooling, heating and refrigeration systems at peak performance by having us perform pre-season check-ups. For your convenience, we are happy to provide you with a service contract to save you money and keep your HVAC/R systems running smoothly all year round. 

Commercial HVAC


Residential Air Conditioning


Water Heaters




Residential Heating


Solar Hot Water