Casa Mechanical Services vans parked outside the Round Rock office · Photo: Casa Mechanical Services website. Source
Casa Mechanical Services
Round Rock, TX
1989
Licensed since
Active
License status
24/7
Service hours
About
Family-owned Round Rock heating, cooling and plumbing company, run by the Christianson family since April 2001, serving homes and light-commercial customers.
Services & details
Owned and operated by the W.G. Christianson Jr. family
Installs Goodman equipment and services other major brands
Casa Shield HVAC maintenance plan
Repairs and installs ductless mini-splits and heat pumps
Also does residential and light-commercial plumbing
Second phone line for San Antonio customers
License
TX TDLR license TACLB00009276E (Environmental Air Conditioning Class B), active, first issued 1989. Checked with the board on 27 October 2026. Check it yourself ↗
Estimates, warranty & service area
- Estimates: Free estimates on mini-splits and qualifying installations.
- Warranty: Not stated on the company website.
- Service area: Round Rock, Austin, San Antonio and Central Texas
- In business since: 2001 (company's own statement)
Location
Address
2401 E Old Settlers Blvd
Round Rock, TX 78665, United States
Contact Information
Checked 27 October 2026. Spotted something wrong? Tell us and we will recheck it.
