COMPANY RECORD · MARIN COUNTY, CA
Simpson Sheet Metal Inc — permit history in Marin County, CA
Simpson Sheet Metal Inc appears on 72 Marin County permit records from 2017 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 72 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2017 | 2 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 18 |
| 2023 | 8 |
| 2024 | 13 |
| 2025 | 9 |
| 2026 | 3 |
Busiest year on record: 2022, with 18 permits. One project can account for several filings, so read this as filing activity rather than workload.
Where they worked
| Address in source | Most recent permit |
|---|---|
| 16 EAGLE ROCK RD, MILL VALLEY, CA 94941 | 2026-08-10 |
| 2130 ELDERBERRY LN, SAN RAFAEL, CA 94903 | 2026-06-25 |
| 11 FIRE RD, WOODACRE, CA 94973 | 2026-02-26 |
| 1097 W CALIFORNIA AVE, MILL VALLEY, CA 94941 | 2025-12-10 |
| 446 PALM AVE, KENTFIELD, CA 94904 | 2025-11-25 |
| 38 ALMENAR DR, GREENBRAE, CA 94904 | 2025-11-25 |
| 100 SILVER HILLS RD, POINT REYES STATION, CA 94956 | 2025-11-12 |
| 1731 INDIAN VALLEY RD, NOVATO, CA 94947 | 2025-11-12 |
| 25 KNOB HILL RD, POINT REYES STATION, CA 94956 | 2025-10-30 |
| 12401 SIR FRANCIS DRAKE BLVD, POINT REYES STATION, CA 94956 | 2025-07-22 |
| 30 UPLAND RD, KENTFIELD, CA 94904 | 2025-02-28 |
| 140 JOHN ST, TOMALES, CA 94971 | 2025-01-15 |
| 901 CENTRO WAY, MILL VALLEY, CA 94941 | 2024-11-19 |
| 335 HIGHLAND AVE, SAN RAFAEL, CA 94901 | 2024-11-11 |
67 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $4,575 to $43,425, median $15,580. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
72 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| B47845 | 2026-08-10 | Mechanical / HVAC | 16 EAGLE ROCK RD, MILL VALLEY, CA 94941 | $7,965 | |
| B47306 | 2026-06-25 | Mechanical / HVAC | 2130 ELDERBERRY LN, SAN RAFAEL, CA 94903 | $11,400 | |
| B46018 | 2026-02-26 | Mechanical / HVAC | 11 FIRE RD, WOODACRE, CA 94973 | $20,000 | |
| B45108 | 2025-12-10 | Mechanical / HVAC | 1097 W CALIFORNIA AVE, MILL VALLEY, CA 94941 | Replace existing furnace with new 95% AFUE furnace + install Carrier AC. | $17,950 |
| B44912 | 2025-11-25 | Mechanical / HVAC | 446 PALM AVE, KENTFIELD, CA 94904 | Main Floor - replace old furnace with new furnace. 2nd floor - Replace existing furnace and a/c with dual fuel furnace + heat pump. 3rd floor - Replace existing furnace and a/c wit | $41,410 |
| B44911 | 2025-11-25 | Mechanical / HVAC | 38 ALMENAR DR, GREENBRAE, CA 94904 | REPLACE FURNACE, DUCTS | $10,715 |
| B44757 | 2025-11-12 | Mechanical / HVAC | 100 SILVER HILLS RD, POINT REYES STATION, CA 94956 | ADD NEW DUCTLESS MINI SPLIT SYSTEM | $10,875 |
| B44758 | 2025-11-12 | Mechanical / HVAC | 1731 INDIAN VALLEY RD, NOVATO, CA 94947 | Replace existing gas furnace with new 5-ton Carrier ducted heat pump system. | $20,410 |
| B44610 | 2025-10-30 | Mechanical / HVAC | 25 KNOB HILL RD, POINT REYES STATION, CA 94956 | MAIN HOUSE - ADD DUCTLESS MINI SPLIT SYSTEM WITH 2 INDOOR HEADS. ADU - ADD DUCTLESS MINI SPLIT SYSTEM WITH 1 INDOOR HEAD. | $21,200 |
| B43187 | 2025-07-22 | Mechanical / HVAC | 12401 SIR FRANCIS DRAKE BLVD, POINT REYES STATION, CA 94956 | ADD NEW DUCTLESS MINI SPLIT SYSTEM TO SERVICE LIVING ROOM | $7,350 |
| B41451 | 2025-02-28 | Mechanical / HVAC | 30 UPLAND RD, KENTFIELD, CA 94904 | Install new 4 ton Carrier AC, COIL, and adapt to existing horizontal Furnace in attic | $15,235 |
| B40859 | 2025-01-15 | Mechanical / HVAC | 140 JOHN ST, TOMALES, CA 94971 | install new heat pump on to existing gas furnace to allow for electric heat & cooling | $13,000 |
| B40231 | 2024-11-19 | Mechanical / HVAC | 901 CENTRO WAY, MILL VALLEY, CA 94941 | Replace furnace & duct work with new 95% AFUE furnace and aluminum line duct work (R8 insulated) | $14,840 |
| B40142 | 2024-11-11 | Mechanical / HVAC | 335 HIGHLAND AVE, SAN RAFAEL, CA 94901 | Replace existing 95% AFUE gas furnace with new 97% AFUE gas furnace. Replace existing 5 ton AC and install new Carrier 5 ton AC. | $27,960 |
| B40144 | 2024-11-11 | Mechanical / HVAC | 105 VISION RD, INVERNESS, CA 94937 | ADD NEW DUCTLESS MINI SPLIT SYSTEM. | $9,165 |
| B39332 | 2024-09-03 | Mechanical / HVAC | 2036 HATCH RD, NOVATO, CA 94947 | Install new R8 Alumaflex ductwork in crawl space location of home. | $15,320 |
| B39142 | 2024-08-16 | Mechanical / HVAC | 7 MESA RD, POINT REYES STATION, CA 94956 | ADD NEW HEAT PUMP & COIL TO EXISTING FURNACE | $11,875 |
| B39014 | 2024-08-06 | Mechanical / HVAC | 2063 HUCKLEBERRY RD, SAN RAFAEL, CA 94903 | ADD NEW DUCTLESS MINI SPLIT | $19,930 |
| B39017 | 2024-08-06 | Mechanical / HVAC | 68 CREEKSIDE DR, SAN RAFAEL, CA 94903 | Replace (2) old 80% AFUE furnace units with new 96% AFUE variable speed furnace units. Replace (2) old A/C units with new inverter heat pumps. Homeowner has Tesla batteries and wan | $43,425 |
| B38967 | 2024-08-02 | Mechanical / HVAC | 65 THIRD ST, POINT REYES STATION, CA 94956 | Install 3 indoor wall mount units to one outdoor heat pump on north end of building | $20,250 |
| B38856 | 2024-07-24 | Mechanical / HVAC | 390 S MORNING SUN AVE, MILL VALLEY, CA 94941 | Replace existing 80% AFUE gas furnace with new Mitsubishi 3.5-ton air handler and Heat pump. | $21,600 |
| B37327 | 2024-03-13 | Mechanical / HVAC | 1295 SAN ANTONIO RD, SUITE 2, PETALUMA, CA 94952 | FARM HOUSE - remove gas furnace. Install new ducted heat pump with alumaflex duct work in the attic | $32,348 |
| B37330 | 2024-03-13 | Mechanical / HVAC | 1295 SAN ANTONIO RD, SUITE 2, PETALUMA, CA 94952 | DAIRY HOUSE - Install (3) ductless wall mount units to (1) outdoor heat pump | $25,000 |
| B37331 | 2024-03-13 | Mechanical / HVAC | 1295 SAN ANTONIO RD, SUITE 1, PETALUMA, CA 94952 | HACIENDA HOUSE - install (3) indoor ceiling mount 1-way cassettes, connect to (1) outdoor Heat Pump | $21,000 |
| B36927 | 2024-02-06 | Mechanical / HVAC | 41 MONTECITO RD, SAN RAFAEL, CA 94901 | ADD NEW DUCTLESS MINI SPLIT W/2 INDOOR UNITS | $11,795 |
| B36516 | 2023-12-26 | Mechanical / HVAC | 129 LOS RANCHITOS RD, SAN RAFAEL, CA 94903 | ADD DUCTLESS MINI SPLIT SYSTEM FOR POOL HOUSE. | $8,590 |
| B34718 | 2023-07-14 | Mechanical / HVAC | 579 CEDARBERRY LN, SAN RAFAEL, CA 94903 | ADD NEW DUCTLESS MINI SPLIT SYSTEM | $20,425 |
| B34478 | 2023-06-27 | Mechanical / HVAC | 65 MONCADA WAY, SAN RAFAEL, CA 94901 | Main Living Area - Add new heat pump to existing gas furnace and duct work Bedroom WIng - replace existing furnace and air conditioner with new furnace & heat pump | $28,795 |
| B34269 | 2023-06-13 | Mechanical / HVAC | 59 WILD IRIS RD, SAN GERONIMO, CA 94963 | ADD DUCTLESS MINI SPLIT SYSTEM | $29,820 |
| B33714 | 2023-05-03 | Mechanical / HVAC | 59 WILD IRIS RD, SAN GERONIMO, CA 94963 | install (5) indoor mini splits to one outdoor heat pump @ 23 SEER / 12 HSPF | $29,820 |
| B33221 | 2023-03-30 | Mechanical / HVAC | 23075 STATE ROUTE 1, MARSHALL, CA 94940 | ADD DUCTLESS MINI SPLIT SYSTEM. | $20,555 |
| B33002 | 2023-03-15 | Mechanical / HVAC | 8 LISA CT, SAN RAFAEL, CA 94903 | ADD NEW DUCTLESS MINI SPLIT SYSTEM | $26,975 |
| B32454 | 2023-02-01 | Mechanical / HVAC | 601 CEDARBERRY LN, SAN RAFAEL, CA 94903 | Install 4 wall mount mini splits to one outdoor heat pump. 19 SEER | $21,604 |
| B32101 | 2022-12-20 | Mechanical / HVAC | 149 WILD HORSE VALLEY DR, NOVATO, CA 94947 | Replace existing 80% AFUE furnace at garage location and install/relocate new 95% AFUE horizontal furnace at new Crawl space location. Install new Alumaflex ductwork in crawl space | $34,070 |
| B31940 | 2022-12-05 | Mechanical / HVAC | 7 SILVER LACE CT, SAN RAFAEL, CA 94903 | replace existing furnace & AC with new furnace & AC. adapt to existing electrical and duct work. see picture of existing ac, 16 feet away from fence | $14,550 |
| B31757 | 2022-11-14 | Mechanical / HVAC | 2047 HUCKLEBERRY RD, SAN RAFAEL, CA 94903 | ADD 2 DUCTLESS MINI SPLIT SYSTEMS. SEER 21.6, 17 HSPF 11.7, 9 | $12,120 |
| B31634 | 2022-11-02 | Mechanical / HVAC | 29 CORTE LODATO, GREENBRAE, CA 94904 | ADD DUCTLESS MINI SPLIT SYSTEM. SEER 14 | $17,425 |
| B31342 | 2022-10-10 | Mechanical / HVAC | 5 GILBERT ST, SAN RAFAEL, CA 94901 | ADD DUCTLESS MINI SPLIT SYSTEM | $12,590 |
| B31209 | 2022-09-28 | Mechanical / HVAC | 118 REED ST, MILL VALLEY, CA 94941 | MAIN HOUSE - REPLACE FURNACE AND AC WITH NEW FURNACE AND HEAT PUMP, SEER 21, AFUE 97%. ADD NEW DUCTLESS MINI SPLIT IN OFFICE ABOVE GARAGE. SEER 30 | $36,500 |
| B31176 | 2022-09-26 | Mechanical / HVAC | 3 SUNNY OAKS DR, SAN RAFAEL, CA 94903 | REPLACE FURNACE AND DUCTING IN SAME LOCATION. AFUE 96% | $17,325 |
| B30541 | 2022-07-28 | Mechanical / HVAC | 35 TROSSACH WAY, INVERNESS, CA 94937 | Installing Mini Split Unit Ductless new, existing baseboard heat. Remove baseboard, install new 3-port ductless heat pump | $15,839 |
| B29715 | 2022-06-02 | Mechanical / HVAC | 19 KAILUA WAY, DILLON BEACH, CA 94929 | replacing furnace, intalling new air handler, heatpump condenser, SEER 16, HSPF 10, AFUE 80% | $23,495 |
| B29728 | 2022-05-16 | Mechanical / HVAC | 27 LOS CERROS DR, GREENBRAE, CA 94904 | Ducted Mini Split. Install new heat pump and R-8 flex duct | $29,190 |
| B29725 | 2022-05-16 | Mechanical / HVAC | 11 RIDGE VIEW LN, POINT REYES STATION, CA 94956 | install new ducted heat pump + air handler 1:1 system. Set heat pump under deck in back yard | $20,000 |
| B29209 | 2022-03-28 | Mechanical / HVAC | 242 FLAMINGO RD, MILL VALLEY, CA 94941 | remove furnace, cap gas line, relocate new electric air handler to attic with all new duct work and new 24x30 return. Install heat pump in front side of home. SEER 19 | $21,825 |
| B29202 | 2022-03-25 | Mechanical / HVAC | 341 DURANT WAY, MILL VALLEY, CA 94941 | replace old 125,000 BTU furnace with new hi-efficient 97% variable speed furnace @ 60,000 BTU's | $8,800 |
| B29023 | 2022-03-10 | Mechanical / HVAC | 2050 HUCKLEBERRY RD, SAN RAFAEL, CA 94903 | ADD DUCTLESS MINI SPLIT SYSTEM. Run dedicated 220v circuit for outdoor heat pump with 25amp MOCP. | $12,975 |
| B28735 | 2022-02-15 | Mechanical / HVAC | 475 VISION RD, INVERNESS, CA 94937 | ADD NEW DUCTLESS MINI SPLIT SYSTEM. SEER 19 | $13,187 |
| B28592 | 2022-02-02 | Mechanical / HVAC | 19845 STATE ROUTE 1, MARSHALL, CA 94940 | remove old electric air handler in attic and install new electric 2 ton air handler and new duct work to great room. Install a 15k BTU ductless in bedroom and a 9k BTU in the offic | $27,785 |
| B28474 | 2022-01-25 | Mechanical / HVAC | 445 WELLESLEY AVE, MILL VALLEY, CA 94941 | replace furnace, 96.5% | $8,486 |
Fields appear as the issuing authority published them, including spelling and blanks. Scope text is the applicant's description of intended work, not an inspection finding.
Source and limits
Public Marin County permit records through 2026, counted by distinct permit number. This is a historical filing record: it cannot show current backlog, pricing, crew availability, licensing or insurance, and a quiet period may only mean work was filed elsewhere. Confirm anything commercial with the company and with the issuing authority before acting. How we build these records, and what we withhold →