Bath Contractor CheckLook up a bathroom contractor's license before you sign anything

Check a bathroom contractor's license in San Lorenzo

Before you sign anything in San Lorenzo, CA, search the 3 bathroom contractors we have on file for it. Every result links back to the state's own record.

Licenses checked · California Contractors State License Board

3.5median years licensed

What San Lorenzo's license record shows

The oldest license among San Lorenzo's bathroom contractors dates to 2019.

San Lorenzo's median time licensed is 3.5 years.

0% have held a license for a decade or longer, one data point worth weighing alongside whatever a search turns up.

Data: California Contractors State License Board license records, checked 2026-09-30.

Search bathroom contractors based in San Lorenzo, A to Z

Every bathroom contractor based in {city} with an active state license, A to Z by business name, not a ranked or paid list.

  • Everprosper Construction & Renovation1129932B General Building / C-36 PlumbingExpires Dec 31, 2026Verify license
  • Plus One Remodeling & Design INC1057846B General BuildingExpires Jun 30, 2027Verify license
  • Sunrise Remodeling Company1103343B General BuildingExpires Apr 30, 2027Verify license

How to check a license in California

  1. Open CSLB's Check a Contractor License tool.[1]
  2. Enter the license number, the business name, or a name tied to the license. Numbers here run digits only, never letters.[1]
  3. Read the license status and disciplinary history, plus the workers' compensation and insurance information on file.[2]
  4. When the contractor arrives to bid the job, ask to see their pocket license and a photo ID, and confirm the person matches it.[2]

CSLB Check a Contractor License

Warning signs

  • A bid that lands far below every other one you collected.[2]
  • No current business address on file, only a cell phone number.[2]
  • A blank or partially blank contract or change order.[3]
  • A deposit request above the legal cap without a bond to justify it.[2],[3]

Rules that protect you

  • Contractor bond of 25,000 dollars, covering every job during the life of that bond, not per project.[2]
  • Down payment capped at 10 percent of the contract price or 1,000 dollars, whichever is smaller, with a single exception for a contractor carrying a Blanket Performance and Payment Bond.[2],[3]
  • Written contract required once a job passes 500 dollars combined for labor and materials; changes must also be in writing.[3]
  • Three-day written right to cancel a signed home improvement contract.[3]

1ZIP code with listings

Where San Lorenzo's licenses are concentrated

Across San Lorenzo's 1 covered ZIP codes, 94580 carries the largest concentration at 3 listed contractors.

Search results for San Lorenzo are not filtered by ZIP, so a name search will find a contractor from any of them.

Data: California Contractors State License Board license records, checked 2026-09-30.

More California license lookups

All cities in California →

Sources

  1. Check a Contractor License or Home Improvement Salesperson (HIS) Registration, Contractors State License Board, accessed 2026-09-30
  2. How do I find the right licensed contractor?, Contractors State License Board, accessed 2026-09-30
  3. What Should I Look for in a Contract and Binding Agreements?, Contractors State License Board, accessed 2026-09-30