✓

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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R M I MECHANICAL CONTRACTORS INC

License Number: 831408
State: California
Status: active
Business Type: Corporation
Address: 1385 LOWRIE AVE SOUTH SAN FRANCISCO, CA, 94080 San Mateo County
Phone: (650) 583 6200

License Dates

Issued

01/27/2004

Expires

01/31/2028

Expires in 22 months

CSLB Last Updated

01/26/2026

License Classifications

B| C-4| C20| C36 B| C-4| C20| C36

Personnel & Officers

MAFRICI DOROTHEA CLAIRE

Officer

Active

MAFRICI RONALD JOSEPH

Responsible Managing Officer/Chief Executive Officer/President

Former

MAFRICI RONALD JOSEPH JR

Chief Executive Officer/President

Active

FUSCH BRIAN MICHAEL

Responsible Managing Officer

C36C-4BC20

Active

Qualifier bond: MERCHANTS BONDING COMPANY (MUTUAL)

Contractor Bond

Bonded

Amount: $25,000

Company: HARCO NATIONAL INSURANCE COMPANY

Bond #0370215

Effective: 01/01/2023

Workers' Compensation

Has policy

Carrier: TRAVELERS PROPERTY CASUALTY COMPANY OF AMERICA

Policy #UBC1418007

Effective: 01/24/2026

Expires: 01/24/2027

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

595 Market St, 94105

ste 1215-1285 - add 1 transfer fan, add diffusers, add registers & grilles, new ductwork, air balance and relocate thermostat. ref pa 202512171960

$45,000

2026-02-11

complete

otc alterations permit

595 Market St, 94105

ste 1300 - add 1 transfer fan, relocate 1 vav box and add diffusers, add registers & grilles, new ductwork, air balance, and relocate thermostats. ref pa 202512171962

$35,000

2026-02-11

complete

otc alterations permit

595 Market St, 94105

ste 1200 - add 1 transfer fan, relocate 1 box, add diffusers, add registers & grilles. new ductwork, air balances and relocate thermostats. ref pa 202512172039

$22,500

2026-02-11

complete

otc alterations permit

455 Market St, 94105

add 1 vav with eating coil, add 3 heating coils to existing vavs, add 1 transfer fan, add ceiling and sidewall diffusers, new ductwork and hot water piping, add 1 thermostat and relocate thermostats,

$150,000

2024-08-29

complete

otc alterations permit

100 Montgomery St, 94104

13/f: add (3) vav boxes, relocate (1) box, add diffusers/registers, new ductwork, relocate thermostat, air balance. ref bpa#202208120417

$72,500

2022-10-21

issued

otc alterations permit

250 Montgomery St, 94104

ste 200. add one vav box, add supply and return air registers, add new ductwork and heating water piping, add and relocate (e) thermostates. ref pa# 202207259238

$20,000

2022-10-14

complete

otc alterations permit

250 Montgomery St, 94104

9/f: add vav box, add diffusers & registers in the t.i. space, provide new ductwork, relocate (1) thermostat & air balance. ref bpa#202104208943

$25,000

2022-09-16

complete

otc alterations permit

180 Montgomery St, 94104

12th fl. ste 1250. add 7 vav boxes and transfer fan, add ceiling diffusers and grilles, new ductwork, new thermostats and air balance. ref 202206216683.

$35,000

2022-09-12

complete

otc alterations permit

180 Montgomery St, 94104

ste 1520: add 5 vav boxes aadd ceiling supply difusers and grilles, new duct work add 5 thermostats, and air balance

$27,500

2022-08-11

complete

otc alterations permit

180 Montgomery St, 94104

suite 1950: add (8) vav boxes, add ceiling diffusers & grilles, new ductwork, new thermostats, & air balance