DEPENDABLE QUALITY

You can count on us to complete the task promptly. Our objective is to achieve deadlines with excellent performance and customer support.

DEPENDABILITY YOU CAN RELY ON

With more than a decade of experience in underground public utilities, Cal-Oso possesses the skills and knowledge to complete any task efficiently. We are licensed under C-36 (Plumbing) and C-34 (Pipeline) by the State of California Contractor's License Board.

We meticulously focus on every single detail since we understand the importance of ensuring that water remains safe and dependable for our customers.

The California Cross-Connection Policy Handbook indicates that all single check valves located in a vault must be raised above ground and upgraded to either a DCDA or RPDA. Cal-Oso is skilled and qualified to undertake this project for any client requiring this service.

Cal-Oso is always aiming for excellence. We are fortunate to collaborate with esteemed and recognized clients, who rely on us to deliver safe and dependable water.

Cal-Oso brings a wealth of experience, making us the perfect partner for your upcoming project. We are not afraid of challenges, and we also understand how to mitigate risks.