Cool Co Heating & Air Conditioning

Cool Co Heating & Air Conditioning Service, Repair, Installation and Maintenance. Commercial and Residential. Serving Grayson, Collin, Fannin and Bryan County in Texas and Oklahoma.

05/25/2026
New 5 Ton American Standard installation at Back 9 Golf in Sherman TX!
05/23/2026

New 5 Ton American Standard installation at Back 9 Golf in Sherman TX!

40 ton replacement last week at Campbell Crossing in Dallas!
05/17/2026

40 ton replacement last week at Campbell Crossing in Dallas!

We recently partnered with Grayson County College to participate in an apprenticeship program for HVAC. This semester we...
05/09/2026

We recently partnered with Grayson County College to participate in an apprenticeship program for HVAC. This semester we had Deshon, who is about to graduate the program this fall. I’m very proud of how much he has progressed as a service tech and look forward to seeing him grow in our industry.

Samsung 24k Multi Zone Mini Split installation!
04/14/2026

Samsung 24k Multi Zone Mini Split installation!

Samsung Heat Pump Mini Split Installation. Great for cooling and heating small spaces. Includes WiFi, AI capability, sel...
04/09/2026

Samsung Heat Pump Mini Split Installation. Great for cooling and heating small spaces.
Includes WiFi, AI capability, self cleaning features. Includes a 10 year parts warranty.

American Standard 20 SEER Heat Pump Installation!
04/07/2026

American Standard 20 SEER Heat Pump Installation!

03/31/2026

Installation Season is here!

Stay cool with Cool Co Heating & Air Conditioning. Locally owned and operated right here in Grayson County! We offer rep...
03/20/2026

Stay cool with Cool Co Heating & Air Conditioning. Locally owned and operated right here in Grayson County! We offer repair, maintenance and installation for residential and commercial systems. 903-361-4766

Address

9530 N Highway 1417
Denison, TX
75020

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