PLUMBING CONTRACTOR INSURANCE SAN JOSE

Your general liability policy covers third-party property damage and bodily injury caused by your plumbing work — including water damage from faulty installation or a failed connection, damage to a client's property from your operations, and injury to a non-employee on your job site. It also covers completed operations claims — water damage discovered after your project is done. GL does NOT cover your own tools, your employees' injuries (that's WC), or your own business property.

Yes — and it's critical. Water damage from plumbing work is often discovered weeks, months, or even years after installation. A slow leak behind a wall or an improper drain connection can cause enormous damage by the time it's found. In California, contractors face a 10-year statute of repose for latent construction defects — meaning you can be sued for a decade after completing work. Completed operations coverage is standard in most GL policies but confirm it's included with adequate limits.

General liability for a small C-36 contractor in San Jose typically runs $1,800–$4,500 per year depending on revenue, work type (residential vs. commercial), and loss history. Workers' comp adds to that based on your payroll. The CSLB bond adds $100–$300/yr. For a sole proprietor doing residential service calls, total annual insurance cost might be $2,500–$5,000. A 10-employee commercial plumbing company will pay substantially more.

Technology companies in the San Jose/Silicon Valley market routinely require $2M–$5M per occurrence general liability, plus umbrella coverage bringing total limits to $10M or more on larger projects. Contractor Professional Liability is increasingly required for design-build work on tech campuses.

Yes. Data center construction involves high-value equipment and strict downtime sensitivities. Your GL policy should have no exclusion for electronic data or computer equipment damage. Many data center owners also require Contractor Professional Liability. Verify your policy explicitly covers your scope before beginning data center work.