All Climate Mechanical – HVAC/R

24/7 Heating, Cooling, Refrigeration, and Commercial Kitchen Service

Serving Franklin County, St. Louis County and Surrounding Areas

Call today to schedule one of our licensed heating, cooling, refrigeration or commercial kitchen technicians to diagnose and repair your equipment! Don’t need immediate service? Fill out our secure contact form and we’ll contact you with more info on the services you are interested in for your home or business.

all climate mechanical 2040 meramec street sullivan, mo 63080

We are your local neighborhood Trane dealer. We service, install and maintain all Trane products for residential and commercial customers.


We also carry Arcoaire furnaces, air conditioners, ductless sytems and packaged units for all of your home comfort needs. Give us a call today for service, maintenance or a free estimate on your Arcoaire unit installation.

All Climate Mechanical LLC BBB Business Review

Our affiliation with the Better Business Bureau allows customers to verify with an unbiased source that we offer the honesty and integrity desired when choosing an HVAC contractor to service your home or business.

Merchant Equipment Store Credit Card Logos

For your convenience, we accept all major credit cards. There is a 3% credit card processing fee if you choose this payment method.

Our Gateway Air Conditioning Contractors membership ensures that we are up to date on licensing and code requirements for the various counties and municipalities we operate in. Gateway ACC also offers continuing education for journeymen and apprentice technicians.


Air Conditioning Contractors of America sets the standard for residential and light commercial HVAC/R nationwide. They offer member contractors continuing education to stay up to date with industry changes and a chance to network with other top contractors nationwide.

Areas Served

All Climate Mechanical
Based on 14 reviews
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August Rolufs
August Rolufs
14:43 26 Jul 21
They arrived exactly when they said they would. Did good work and got it done quickly. They came to fix my mini split... but before they left I asked them to check my full home unit for a leak. They found it had multiple issues and replaced the capacitor and another part. My A.C. Runs better than it ever has now. Price was very reasonable. I recommend these more
Sandra Ellington
Sandra Ellington
17:10 11 Jun 21
They arrived early and very happy about that it was just starting the big jump in temperatures. They worked out in the... heat sweat pouring. But stayed cool and job was done professional. Would highly recommend. Said new unit would be following week but they came through early and I’m cool 5 days early. Thanks guys for great job!read more
Danielle Mckinnon
Danielle Mckinnon
19:44 25 Mar 21
All Climate Mechanical has most definitely surpassed my expectations. From start to finish, the whole process was... perfectly painless and thoroughly enjoyable. It's hard to find a good HVAC company that you can always count on. Thank you so much for the amazingly diligent, friendly and timely service your company consistently provided! I look forward to having such a quality and dependable company that I can now call for all my HVAC needs!read more
Kenneth Kerley
Kenneth Kerley
20:50 23 Mar 21
They came the same day I called. They did a thorough check and found the issues, plus showed us every step they took. ... Answered all my questions and concerns. They worked in a timely manner and made me feel my business was appreciated. The price for work done was very fair. I tried to give them extra money, basically tipping them and they didn't want to take it. Great people and I will be calling again for maintenance and major issues. Thanks so more
Melanie Eldridge
Melanie Eldridge
17:25 08 Feb 21
Absolutely recommend this company for all heating and cooling services. Responded quickly. Arrived in a timely manner.... Very informative, gracious, personable .They were very respectful, kind and even practiced social distancing! Everything was simply amazing! Did an awesome job! So happy that we’ve found our go to company!! 5/5 ⭐️read more
Jason Deem
Jason Deem
14:12 06 Feb 21
Very clean and professional install. They did the job on time, within budget, were respectful of the building, and... responsive in all communication. It’s rare to see this level of technical capability and customer service combined. Couldn’t be happier with the more
SabrinaThe MidAge Witch
SabrinaThe MidAge Witch
15:57 06 Jan 21
Thank you so much,they came and took care of the problem with in the same day,Thank you so much again for your help,... beautiful family owned business!!! Support this company, you will definitely be glad you did!!!Thank you for helping my parents, and coming as soon as you did,AT Moore, (Daughter) !!!Sabrina😊read more
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