Johnstone Supply Denver is a premier HVAC/R Wholesale Distributor, known for its extensive inventory of over 70,000 locally stocked products, allowing for same or next-day availability in most cases. The business continually expands its product selection to meet the needs of HVACR contractors, offering access to a vast range of special order parts through relationships with top manufacturers. Customers consistently praise the professionalism and helpfulness of the staff, specifically mentioning team members like Shane, Timmy, Christian, Josh, and Jeff as go-to sources for assistance. Reviewers highlight the team's dedication to ensuring customers find hard-to-locate parts and receive the right equipment for their jobs. Many customers appreciate the enjoyable shopping experience and the collective decades of experience within the team, which fosters a supportive environment. While wait times at the counter can be high, the positive interactions with the staff make the visits worthwhile. Overall, Johnstone Supply Denver is regarded as the best parts warehouse in town, with a commitment to helping contractors succeed in their projects and installations.
Excellent customer service—they attend to you quickly. Thanks to Jerey and Christian; those guys are very friendly.
May 2026
Doesn't sell to the public. They have what you need!
November 2025
I stop by at Johnstone on a daily basis and All the people at Johnstone are top notch excellent people, they’re always super helpful and very well informed at their job. Shane , Josh, sunny, Christian, Jerry, and the rest of the employees there are very helpful and easy going.
