Independently Rated Highest in Quality
Originally Earned:
July 2009
We declare that GB Mechanical HVAC Co. HAS QUALIFIED for and continues to meet the Ongoing Research and Rating Requirements for Diamond Certified® status.
Certificate #1550
(415) 699-3983

GB Mechanical HVAC Co. provides old-world service and quality with new-world technology. Gennadiy (Gena) Buryachenko hails from the former U.S.S.R. and began his career in the Ukraine, installing air conditioning and heating systems for both commercial and residential projects. He moved to the United States and continued to gain experience working for a variety of HVAC providers. Now with over 20 years experience, Mr. Buryachenko and GB Mechanical serve customers throughout San Francisco and the Peninsula.

Mr. Buryachenko is known for his solid work ethic, professional approach and in-depth technical knowledge. He's an expert at designing and engineering challenging projects, anticipating problem areas and devising solutions to avoid them. Both homeowners and other contractors are quick to complement his attention to detail, his personal integrity and his ability to work well with others. He shows up on time and leaves the work site clean when he's finished. All this, and reasonable pricing too; you couldn't ask for more in an HVAC company.

Whether your needs include heating or air conditioning know-how, ventilation savvy or duct cleaning expertise, GB Mechanical HVAC Co. is the professional that even other professionals recommend. Give them a call and you'll see why.

Company Philosophy

“It’s all about the details. I listen carefully to what the customer wants so that I can do the job precisely and correctly the first time. Everything is up to code, the work is completed on time, and we stand behind everything we do.”

Serving San Francisco and the Peninsula

Heating
Air Conditioning
Ventilation
Installation
Service & Repair
Air Duct Cleaning

Findings based on statistically reliable research from 27 surveys

Customer Satisfaction

Survey Question: On a scale of 1 to 10 how satisfied were you with the quality you received?
Chart.

Company Credentials

Liability Insurance
License Verification
Business Practices
Current Complaint File

Customer Loyalty

Survey Question: If you needed this product or service in the future, would you use this company again?
Chart.
100%
n = 27

Diamond Certified Qualification

Based on 27 customer surveys, we declare
GB Mechanical HVAC Co.
has passed all rating steps and has earned
The Diamond Certified Award
No. 1550
Continuously qualified since July 2009.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

"He did air conditioning work for me. He was very good. He couldn't finish the job in one day, because someone else had to do something before he could finish his part. He promised to come back, and he did. He did a very good job."

–Aleksey

"I will use him again and only him. He's one of the best. His work is very clean. He does everything up to code. He always buys the best materials. His customer service is great, and he's very friendly. He does everything quickly. He is perfect. He does work for many of my friends. Everybody likes him a lot. He's the one person I can honestly recommend to everyone."

–Anatoly
Research conducted by American Ratings Corporation. Ratings Methodology

Company Capabilities Table

GB Mechanical HVAC Co.
(415) 699-3983

Mon - Fri: 8am - 5:30pm

Serving San Francisco and the Peninsula
918728
Liability Insurance,
Gennadiy (Gena) Buryachenko, Owner