✓

License is active

Source: Contractors State License Board (CSLB)

✓

Licensed

Current and in good standing

✓

Bonded

$25,000 surety bond

✓

Insured

Workers' comp coverage on file

✓

Clean record

No complaints or disciplinary actions

California licensing requirements →

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BLOCK12 CONSTRUCTION

License Number: 1033146
State: California
Status: active
Business Type: Corporation
Address: 1225 4TH ST #517 SAN FRANCISCO, CA, 94158 San Francisco County
Phone: (415) 508 4220

License Dates

Issued

11/20/2017

Expires

02/29/2028

Expires in 23 months

Reissued

02/12/2018

CSLB Last Updated

01/13/2026

License Classifications

B General Building Contractor

Personnel & Officers

RYAN SHAUN MICHAEL

Responsible Managing Officer/Chief Executive Officer/President

Active

Contractor Bond

Bonded

Amount: $25,000

Company: NORTH RIVER INSURANCE COMPANY (THE)

Bond #04CF631049

Effective: 12/03/2024

Workers' Compensation

Has policy

Carrier: INSURANCE COMPANY OF THE WEST

Policy #WTX507851501

Effective: 06/20/2025

Expires: 06/20/2026

CSLB designation: Workers' Compensation Insurance

Complaints & Disciplinary History

No disciplinary actions on file

This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.

Building Permits

Source: LA City Open Data (LADBS)

otc alterations permit

600 Guerrero St, 94110

ti for (e) restaurant repair and remodel to bakery kitchen to add seating and type 2 exhaust hood and rooftop and lower, replace appliance . no change in floor area or occupancy . electrical permit un

$66,000

filed

additions alterations or repairs

3146 Divisadero St, 94123

per adu ordinance# 162-16, conversion of groun level garage & storage to 3 new adu, laundry & mechanical.

$450,000

filed

otc alterations permit

2160 Fell St, 94117

unit 204: revision to pa# 202011138839. kitchen and bathroom remodel. removal of non-load bearing walls. new cabinets, appliances, plumbing fixtures. new electrical plugs and switches.

cancelled

otc alterations permit

203 Oak St, 94102

installation of exterior trash enclosure at the public right of way on oak st frontage to comply w/ nov 202425310

$1,800

filed

additions alterations or repairs

803 Fillmore St, 94117

construct 2 adu in (e) restaurant space per ord 162-16.alt of (e) storefront to accomodate new residential entries and removal of walls on sheet a1.0.construct new walls, cabinets, applicances,plumbin

$400,000

cancelled

otc alterations permit

575 Pierce St, 94117

#102: unit remodel. removal of non structural walls. new kitchen, appliances, fixtures, new electrical plugs/switches.

$80,000

suspend

otc alterations permit

88 King St, 94107

unit #1305, in-kind interior remodel. new interior finishes, new kitchen counter, wd laundry relocation- move 4ft, (e) ventless dryer, new plugs switches. no structural changes. new hardwood flooring

$50,000

2026-03-09

issued

otc alterations permit

990 Bay St, 94109

unit# 207 - revision to pa #2025-1030-8561: kitchen and bath remodel. removal of interior partition walls non structural.

$10,000

2026-01-28

issued

otc alterations permit

89 Ashbury Tr, 94117

2x bathroom remodel to include replace (e) switches, plugs, fixtures with new fixtures, no wall removal or layout change. all like for like