Contractor License Proof

Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic

Licensed

Verified against CSLB on · View on CSLB

License details

License number
847720
Status
Active
Classifications
C-27 · LandscapingC-53 · Swimming Pool
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
October 1, 2004 – October 31, 2026

Business

  • (925) 918 0840 (CSLB public record)
  • 335 SAN MARINO LANE, Brentwood, CA 94513Contra Costa County

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Frequently asked questions

Is Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic licensed in California?

Yes. Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic holds an active California state contractor license (CSLB #847720), verified against the CSLB public record on August 4, 2026.

What is Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic's CSLB license number?

Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic's California contractor license number is 847720. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.

What kind of work is Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic licensed for?

Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic is classified under Landscaping (C-27) and Swimming Pool (C-53) by the CSLB.

How do I verify Golden Firefly Endeavours Inc DBA Rock Waterfire / Custom Mastic's license myself?

Look up license #847720 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #847720 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.