Sierra Mechanical

636-240-8383
212 Crafton Dr
O Fallon, MO 63366
No photo available for this business

Business Information

Mechanical Contractors
Construction & Remodeling

Customer Reviews (37 reviews)

Guest G.

on Judys Book Jul 11, 2011
They called us immediately and came out within a day. (more)

Guest G.

on Judys Book Jul 05, 2011
My air conditioner went out overnight on Friday. I called first thing in the morning on Saturday and the vendor was in our house by 10:30am and we were repaired and cooling down within the hour.... (more)

Guest G.

on Judys Book Jul 01, 2011
They came out earlier than they said they would and that was nice. (more)

Guest G.

on Judys Book Jun 15, 2011
Good service. (more)

Guest G.

on Judys Book Jun 13, 2011
They were friendly and allowed me to ask questions so I could learn a thing or two about HVAC systems, ect. (more)

Guest G.

on Judys Book Jun 10, 2011
The response time was excellent! the company that came out was outstanding and respectful. (more)

Guest G.

on Judys Book Jun 08, 2011
Thank you for showing me how to light the pilot light. (more)

Guest G.

on Judys Book Jun 06, 2011
Cordial, knowledgeable. Thanks. (more)

Guest G.

on Judys Book Jun 03, 2011
The gentleman that service my furnace was professional and friendly (more)

Guest G.

on Judys Book Jun 01, 2011
VERY HELPFUL and FAST RESPONSE (more)

Guest G.

on Judys Book May 26, 2011
The two men that came to install my new furnace worked extremely fast. (more)

Guest G.

on Judys Book May 19, 2011
Timely, Quick. (more)

Guest G.

on Judys Book May 17, 2011
The service was responsive, accommodating and performed in a timely manner with great results. (more)

Guest G.

on Judys Book May 12, 2011
Quick response. Courteous and competent repair man. (more)

Guest G.

on Judys Book May 04, 2011
Service performed in a timely manner. Prompt service and efficiently fixed problems. (more)

Guest G.

on Judys Book May 02, 2011
Prompt service. Repair man was very nice. Timely, quick. (more)

Guest G.

on Judys Book Apr 15, 2011
The repairman was courteous and went right to work. (more)

Guest G.

on Judys Book Apr 11, 2011
The technician was able to get to my house ahead of schedule, very professional, and quick. (more)

Guest G.

on Judys Book Apr 07, 2011
Very responsive- they were able to service my AC within 48 hours of the call. Very knowledgeable and friendly- and they fixed the problem. (more)

Guest G.

on Judys Book Apr 05, 2011
Fast, efficient and friendly service. (more)

Guest G.

on Judys Book Apr 01, 2011
The repair man was very courteous and answered all of the questions I had (more)

Guest G.

on Judys Book Mar 29, 2011
1. Live person responded to my phone call. 2. Timely responses. 3. Service personnell was polite. 4.Repair was done in a timely manner. 5. Low cost. 6. Thank you. (more)

Guest G.

on Judys Book Mar 25, 2011
Someone was able to get there because of the inclimate weather conditions and it was something the technician was able to fix on the spot. (more)

Guest G.

on Judys Book Mar 22, 2011
The technician was professional, polite and got the job done in a timely manner. (more)

Guest G.

on Judys Book Mar 17, 2011
Got my AC working the day they came out. (more)

Guest G.

on Judys Book Mar 15, 2011
Very professional, efficient service. (more)

Guest G.

on Judys Book Mar 11, 2011
The repairman came quickly and completed his job fully (more)

Guest G.

on Judys Book Mar 09, 2011
The guy came out right away and fixed my furnace I was pleased. The response time was excellent The company was outstanding and respectful. (more)

Guest G.

on Judys Book Feb 16, 2011
hey were fast and affordable. (more)

Guest G.

on Judys Book Feb 11, 2011
They are family owned and operated and very honest (more)

Guest G.

on Judys Book Feb 08, 2011
I highly recommend these guys. They saved me over $100 and were at my place within a day. (more)

Guest G.

on Judys Book Jan 31, 2011
I was impressed by how intuitive, honest and hard working they were. They completed my job in a timely manner and I would use them again. (more)

Guest G.

on Judys Book Dec 29, 2010
I have a newborn and who needs AC in this weather and Sierra were very accommodating (more)

Guest G.

on Judys Book Dec 27, 2010
Sierra mechanical has serviced my familys heating and cooling needs for almost 25 years. never had any issues with the service just fast and complete. (more)

Guest G.

on Judys Book Dec 22, 2010
Like the reviews I read from other people, I was directed to Sierra. after calling and setting up an appt with Sierra, they came out the same day. (more)

Guest G.

on Judys Book Dec 22, 2010
I received service from Sierra thru my warranty with AHS. The reviews on here scared me, but I ended up having a very positive experience. The woman who called me to schedule my appt was very courteous and seemed... (more)

Guest G.

on Judys Book Dec 20, 2010
I received service from Sierra thru my warranty with AHS. The reviews on here scared me, but I ended up having a very positive experience. The woman who called me to schedule my appt was very courteous and seemed... (more)

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