Heating & Air Conditioning / HVAC near St. Ann

“Great service - these guys really know what they are doing and ha excellent customer service all the way from office staff down to the technicians that come to your house. Would highly recommend them for honest, quick and dependable service/support.“

“Tom was great . Appreciated his due diligence in identifying the problem as well as his professionalism.“

“Andrew and Nick did a great job working with us and explaining everything to diagnose the electrical issues in my home“

“Tyler does a fantastic job of listening and working through solutions. He is thorough in his inspections as well. His attentiveness keeps us operational. Thanks, Tyler!“

“The service technician was super nice, showed up on time, and explained everything really well to me. I definitely recommend!“

“Matt offered us a helpful education as he investigated our outdoor plumbing with a camera. He lived up to the high standards we’ve come to expect from Hoffman Brothers; he was prompt, professional, and wonderfully personable.“

“My technician was extremely helpful and professional.
He did a great job with diligence and excellent service.“

“Thank you for the service! I called on 12/4/25 and they sent out Technician, Ryan the same day. I am giving Ryan and the company this review because Ryan went above and beyond to repair my boiler issue. He was knowledgeable, concerned and very pleasant. He answered and gave input to my questions. I highly recommend this company and Ryan the technician to handle your heating & cooling needs.“

“Excellent knowledge and customer service. Explained everything and completed the job quickly. Also assisted setting up the WiFi control for both devices and trained on how to use. Thank you.“

“Dillon B. Did a great job , very efficient and was able to solve the problem . Definitely recommend Dillon for any furnace problems .“

“Eldar came today and did several projects around the house regarding light switches, a new outdoor outlet, and wiring in the basement for new lights. He answered my questions, was courteous, professional, friendly, and did a great job.“

“Ryan Fixed a short in the compressor, a fuse that had shorted out, two thermostats, and some wiring. Then we spent close to a half hour chasing my dog down because he accidentally let her out going for parts in his truck. Not his fault. He insisted helping find her. He did. Good man!“

“On time. Professional. Answered all my questions. Suggested permanent fix. Explained why. What happened. What else I need to do. Impressed with time schedule next day service.“

“Ayden Schrader was very professional, on time, and VERY knowledgeable about central air units for being a young fella. Ayden did EVERYTHING possible to fix my unit but, unfortunately, my compressor was bad.
Assured heating and cooling are looking into a possible replacement compressor or, IF I buy a new unit, I WILL definitely have Assured heating and cooling do the job. Assured heating and cooling is a MUST if you need anything done.
VERY reasonable price and a VERY professional company. If you call anyone else, you will be making a big mistake. Thank you Adyen Schrader and everyone at Assured heating and cooling. You all rock...
UPDATE--Assured came back and got my heat working that was not working. Assured is the best of the best. ALL my heating and cooling work will be done by Assured heating and cooling.“

“About plumbing gave me the best experience and service I've had in awhile. Chris warnack is an expert, knowledgeable, compassionate, and a very empathetic guy. He treats you like family! Always ask for chris!“

“If you are in need of Heating & Cooling service call Astro. They are professional, honest, polite, and do a fantastic job. I 100% recommend.“

“Couldn’t recommend more! Have taken care of my business for the last 10 years and they continue to give the best quality service. Nothing like a family owned business in the St Louis community!“

“My experience was exceptional. Zach was timely and professional. He was able to get my AC repaired quickly. I highly recommend.“

“I have used Climate Masters for both routine semi-annual maintenance, emergency repairs and recently a full system installation. They're been great to work with every time. They are prompt, fair and thorough, everything you'd hope for in an HVAC company. I highly recommend Climate Masters.“

“Called these folks when my business AC went out right before a full weekend of aerial classes. They got someone to come out within 12 hours! Kevin was punctual, knowledgeable and friendly, fixed the problem and gave me lots of maintenance info for the future. Appreciate it!“

“Eric from Xcell Williams Heating & Cooling stopped by today. He got me signed up again for their seasonal maintenance special. As usual, he did an excellent job with my furnace maintenance. He was professional, thorough, and friendly. I love this company—they’re the best!“

“Glenn and his assistant did a fantastic job! On time, professional, and replaced our hot water heater quickly. Can’t thank them enough for coming out on CHRISTMAS Eve!“

“Amazing and quick response! Was here early in the morning within two hours of calling and had it repaired before lunchtime.“

“Extremely pleased with this company. Contracted them to install HVAC systems in our home. Very reasonable and competitive pricing; excellent customer support and the install crew was professional and a great group of guys. Aidan was our lead service specialist and he was fantastic to work with providing good advice, explanations and follow-up. Office staff was also responsive and helpful at every turn with Tracy providing timely and accurate information. Really could not have been more satisfied.“

“Isolated AC failure and quoted a new system. Install is scheduled scheduled for Wednesday.
Prompt and efficient.“

“Al-Don has done a ton of work for us and Jeff and his team always deliver. Ed, Boyan, and the rest of the crew all work diligently and professionally to make sure the job gets done right. We’ve used them extensively for servicing our radiators, and are very happy with our new boiler and indirect water heater.“