Over 40 Years of Houston History

Mechanical 73, LLC (Formally Lopez Air Conditioning) is a Texas-based HVAC contractor founded in 1973 by Mr. Pete Lopez Sr. As a certified MBE and HUB business, we provide customized HVAC services to local, state, and government entities as well as residential clients throughout Fort Bend County, Katy, and Houston – backed by two state-licensed professionals and an experienced in-house team with over 40 years in the industry. 

Our experience and leadership have carried us through some of the most demanding projects for the entities above, as well as for business professionals and engineers alike.

Unlimited bonding capacity has allowed our company to thrive, grow, and prosper – a legacy we’re proud to carry forward in honor of our founder, Pete Lopez Sr.