XLT Builders INC

XLT Builders INC is a California corporation based in San Mateo (San Mateo County) with contractor license #1057265 (B), first issued in 2019. CSLB status on Nov 9, 2026: Active, no violations. From Jan 1, 2025 to Nov 8, 2026, building departments recorded 8 permits under this name. 75% of them were finaled by the city inspector. The median declared job value is $2,500. Most of the work was in 94107 · Potrero Hill / South of Market. The latest permit is from Jan 26, 2026. The license lists a contractor bond and workers' compensation coverage.

8permits 2025–26
0home-project permits
75%finaled by inspector
$2,500median declared job value

(650) 921-0266

Business phone (CSLB)

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License

License #1057265
StatusActive, no violations
ClassesB
Business typecorporation
Issued / ExpiresAug 21, 2019 / Aug 31, 2027
Contractor bondYes
Workers' compYes, on file
Based inSan Mateo, San Mateo County

Recent permits

DateWorkAreaDeclared valueStatus
Jan 26, 2026HVAC, plumbing & electrical94107 · Potrero Hill / South of Market$800Finaled
Jan 26, 2026HVAC, plumbing & electrical94107 · Potrero Hill / South of Market$800Finaled
Nov 13, 2025Other permits94117 · Haight Ashbury / Hayes Valley$2,500Finaled
Nov 13, 2025Other permits94117 · Haight Ashbury / Hayes Valley$2,500Finaled
Oct 29, 2025Other permits94107 · Potrero Hill / South of Market$22,000Issued
Oct 29, 2025Other permits94107 · Potrero Hill / South of Market$22,000Issued
Jul 28, 2025Other permits94107 · Potrero Hill / South of Market–Finaled
Jul 25, 2025Other permits94107 · Potrero Hill / South of Market$12,000Finaled

Street addresses of homeowners are never shown.

Work on permits

Other permits · 6 permits HVAC, plumbing & electrical · 2 permits

Where they work

94107 · Potrero Hill / South of Market · 6 permits94117 · Haight Ashbury / Hayes Valley · 2 permits

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