✓

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 →

🛡️

Hiring this contractor?

Get alerts if their license status changes.

🏢

Is this your business?

Claim your profile to manage your listing.

HMM GENERAL CONTRACTOR INC

License Number: 946873
State: California
Status: active
Business Type: Corporation
Address: 623 SOUTH GRANT ST SAN MATEO, CA, 94402 San Mateo County
Phone: (650) 255 2148

License Dates

Issued

05/06/2010

Expires

11/30/2027

Expires in 20 months

Reissued

11/07/2013

CSLB Last Updated

02/10/2026

License Classifications

B General Building Contractor

Personnel & Officers

MATHES HECTOR MICHAEL

Responsible Managing Officer/Chief Executive Officer/President

Active

MATHES MARGARET ANNE

Officer

Former

Contractor Bond

Bonded

Amount: $25,000

Company: MERCHANTS BONDING COMPANY (MUTUAL)

Bond #100112081

Effective: 06/04/2023

Workers' Compensation

Has policy

Carrier: STATE COMPENSATION INSURANCE FUND

Policy #9395214

Effective: 02/10/2026

Expires: 02/10/2027

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

2815 Moraga St, 94122

demo of existing roof light well (25sqft). demo of existing eastern stud wall (63 sq ft). roof with two new skylights construction of new stud wall. 1hr fire rated parapet to be added at roof line

$5,500

2025-12-22

complete

otc alterations permit

1773 14th Av, 94122

to comply with nov 202286569: replace corner hit by drunk driver. replace strong wall and siding as well as garage door.

$5,000

2022-02-14

complete

otc alterations permit

5044 Diamond Heights Bl, 94131

replacing 2 tub stalls with tile replacing one vanity

$15,000

2021-10-25

complete

otc alterations permit

4316 25th St, 94114

to comply with complaints 201928751 and 201928741. install outdoor sink. install lights, install, sheetrock @ (e) one story detached garden shed. shed for storage only 100 sq ft man work exempt from p

$1,000

2019-03-14

complete

otc alterations permit

455 27th St, 94131

replace (e) roof membrane and all finishes on roof, including stair finish, replace (e) wet bar & fire pit in kind, replace (e) glass guard in kind

$25,000

2019-03-13

issued

otc alterations permit

4316 25th St, 94114

replace cabinets with paint grade cabinets & replace granite conter tops with carian countertops.

$12,000

2018-04-23

complete

otc alterations permit

5044 Diamond Heights Bl, 94131

wash dryer hook-ups

$10,000

2017-12-11

complete

otc alterations permit

455 27th St, 94131

modifying load bearing wall to permit 2017-0807-4037

$7,000

2017-10-10

issued

otc alterations permit

455 27th St, 94131

remove tiles backsplash from kitchen & bedroom. remove cabinets from master bedroom, living room & dining room. replace w/ new cabinet & tile. no change to walls, doors or openings.

$40,000

2017-08-07

issued

otc alterations permit

795 Teresita Bl, 94131

for administrative purposes only to correct description that there is no third (3rd) story addition performed or built into scope (project description). of work on previously approved site permit pa#2

2017-03-23

complete

Showing 10 of 28 permits

Verify this record on the official state licensing board

View on Contractors State License Board (CSLB) →

Learn how to verify contractor licenses in California

California licensing guide →

Data sourced from official state licensing board records. Always confirm critical information directly with the state board.