✓ Verified — Licensed concrete contractor · License #1054091
San Diego Backflow Testing
Concrete contractor ยท San Diego, CA
📍 6844 Ballinger Ave, San Diego, CA
San Diego Backflow Testing is a state-licensed concrete contractor serving San Diego, CA and nearby communities. Their license is verified active on the CA contractor registry (License #1054091). They handle driveways, patios, foundations, and masonry. Describe your project on ZeroFi and get matched with San Diego Backflow Testing and other vetted local pros - free, with no obligation.
Licensing status sourced from the public state contractor-license registry. ZeroFi surfaces verified local pros and connects homeowners with them free.