About Diamond Heating and Cooling

Diamond Heating and Cooling, located in Garden City, has been providing reliable heating and cooling services since 1999. Their team of experienced and certified technicians is known for their hard work, ambition, and honesty. The company emphasizes excellent service with a focus on customer satisfaction. Customers often highlight the team's courteous and knowledgeable approach, demonstrating professionalism in every job. One customer shared that Jae was fantastic, arriving promptly and noticing the customer's rough day. He asked to pray together, which was appreciated, and then efficiently prepared the furnace for winter. The customer expressed gratitude for being part of an incredible company. Others praise the staff for being friendly, prompt, and knowledgeable, with one technician having the parts ready to fix issues quickly. Many customers have enjoyed same-day appointments and appreciated the respectful, kind, and professional attitude of the technicians. Overall, Diamond Heating and Cooling is highly recommended for their quick service, maintenance, and installations.

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Reviews for Diamond Heating and Cooling

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  • Feb 2026

    I appreciate the tiered estimates they provide without any hidden fees. All of their employees have been amazing to work with. Devin and his counterpart (a Raiders fan...I'm so sorry I can't remember his name), helped today. They were thorough, friendly, and efficient. I appreciate the option to finance things, even though we couldn't get it to work for us today. Thanks for helping keep us comfortable in our home!

  • Aug 2025

    Erik just finished our annual inspection of A/C system. Very thorough and explained what was being done. I love Diamonds Heating and Cooling!

  • Jul 2025

    Had tech Jerry come out, I had an issue with my water leaking somewhere. He called and said he was on his way, showed up and fixed my problem right away. It was something I had done with my water softener. Explained to me how the valves worked on my old water softener, told me about something that may work better for me and would provide safe water for my pets. He sent me some information, plus the breakdown of their service plans they offer. Excellent service and great explanation of things. Their service charge is actually less than some of the others I called. Saw they were 5 stars and they definitely are. Will call them for future needs. Thanks Jerry!

Hours

Monday: Open 24 hoursTuesday: Open 24 hoursWednesday: Open 24 hoursThursday: Open 24 hoursFriday: Open 24 hoursSaturday: Open 24 hoursSunday: Open 24 hours

Tips

accepts credit cards offers military discount