David Mahr

License: M37794; Look the license up with the state
Listed as: engineer
Firm: Peterson Mechanical Inc
Based in: Sonoma
On San Francisco permits: Aug 2019 to Aug 2019

1 permit since 2000 (engineer on 1 permit): 1 completed.

CompletedIn progressNever finaledExpired or cancelled

This is the city’s permit record, not a license check: the role and the number come from what was written on each permit (the number spelled one way). It does not show whether the license is current. How to read these records

Most recent permits

Filed	Outcome	Address	Contractor	Work described on the permit	Declared cost
Aug 29, 2019	Completed final sign-off Jul 2020	2300 Harrison St	Peterson Mechanical Inc.	replace (4) ac units, (3) exhaust fans, (1) boiler system on the roof. maher na Details Permit 201908290212 Status complete Filed Aug 29, 2019 Permit issued Aug 30, 2019 Final sign-off Jul 14, 2020 Declared cost $450,000 Address 2300 Harrison St replace (4) ac units, (3) exhaust fans, (1) boiler system on the roof. maher na Open the permit page	$450,000