Heating and AC Pros Are Diamond Certified

We are proud to say that our Bay area heating and air conditioning company has been Diamond Certified by the American Rating Corporation. Only a handful of companies earn Diamond Certification, which is based on excellent reviews from our customers.

As a Diamond Certified company, Bigham’s One Hour Heat and Air Conditioning is now recognized for exceptional customer satisfaction and professionalism. See our complete ratings, reviews, video and more, below! Then contact us for more information on how our AC and heating services can be of service to you.