Contractor on San Francisco permit records

Kosy&Joon Inc DBA Pro-Tek Fire Protect.

License #788713 (check status at CSLB) (818) 982-3250 13400 Saticoy Street, #9, North Hollywood, CA

This page is built from public San Francisco permit records. It shows permits this firm pulled, not the quality of its work, and it isn't a recommendation. We don't check whether a contractor is currently licensed, bonded or insured. Verify that at the CSLB before you hire.

SF jobs on record

Jobs in the past year

Typical job size

—

Most recent job

1.4y ago

May 29, 2025

What they work on

Jobs per year

'17

'18

'19

'20

'21

'22

'23

'24

'25

'26

Most active in

Oceanview/Merced/Ingleside

Every permitted job

2 permits on record. Values are declared at filing.

May 29, 2025
No cost listed
Work category: 4pb; plumbing fire sprinkler permit (to schedule inspections for hangers)
3995 Alemany BlOceanview/Merced/Inglesidecomplete#Fire sprinklers & alarms#Plumbing
#PW20250529591
Mar 16, 2021
No cost listed
Fire sprinkler tenant improvement, building permit 202001293046
3995 Alemany BlOceanview/Merced/Inglesidecomplete#Plumbing
#PP20210316818