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(404) 644-1946

Our Team


Dallas Gregory - Owner

Dallas Gregory grew up in St. Mary's, OH. And at 22-years-old moved to Grantville, GA. He’s married and has two step-daughters and two dogs. In 1993, he decided to start working with heating and cooling equipment. After getting his technical degree, he worked with a residential HVAC company for eight years and then started working with a commercial HVAC company. In December 2007, he sought out to get his State License and opened Engineered Comfort Specialist.

Juan Martinez

Juan Martinez - Lead Installer

Juan is fluent in Spanish and is also an expert at zoning, custom ductwork, and high-efficiency equipment. He is from Fairburn, Ga. and is married with three children.

Eric Boyd

Eric Boyd - Tech

Bio coming soon.


Chris Rooks - Service Tech

Bio coming soon.


Shaun Howard - Utility Repairer Tech

Bio coming soon.


Keith Fields - Commercial Sales/Tech

Keith has been working on commercial and industrial HVAC since 1979. Previously, he worked with Clayton County Schools for nine years before moving to a commercial company outside of Atlanta. After being self-employed for 10 years, Keith is now bringing his knowledge to ECS.

Rob Walley

Rob Walley - Sales Manager

Rob served in the Army and National Guard for a total of fours years and has been doing HVAC work since 1993. Originally from Mississipi, he's lived in Georgia for seven years and is married with three children and two grandchildren.


Amy Kendall - Office Manager

Amy handles all of our office needs. She's been with ECS since 2014 and oversees our relationship with the Newnan Chamber of Commerce. Amy is the mother of three and has two grandchildren.


Tom Speight - Dispatcher

Tom is our dispatcher who schedules all of our appointments and directs our clients to the correct department based on their needs. He is originally from Columbus, Ga. and served in the Air Force Reserves for 12 years.

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If you are looking for a heating and air conditioning contractor then please call 404-644-1946 or complete our online request form.


Monday: 7:30AM–5:00PM

Tuesday: 7:30AM–5:00PM

Wednesday: 7:30AM–5:00PM

Thursday: 7:30AM–5:00PM

Friday: 7:30AM–5:00PM

24-Hour On-Call Technicians Available

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(404) 644-1946