COMPANY RECORD · MARIN COUNTY, CA
Hulbert Heating & Air Conditioning Inc — permit history in Marin County, CA
Hulbert Heating & Air Conditioning Inc appears on 52 Marin County permit records from 2017 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 52 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2017 | 2 |
| 2018 | 2 |
| 2020 | 2 |
| 2021 | 12 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 8 |
| 2025 | 12 |
| 2026 | 5 |
Busiest year on record: 2021, with 12 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 |
|---|---|
| 120 TERRACE AVE, KENTFIELD, CA 94904 | 2026-08-18 |
| 140 ST THOMAS WAY, TIBURON, CA 94920 | 2026-07-07 |
| 70 BLACK LOG RD, KENTFIELD, CA 94904 | 2026-06-18 |
| 100 SACRAMENTO AVE, SAN ANSELMO, CA 94960 | 2026-04-24 |
| 171 GREAT CIRCLE DR, MILL VALLEY, CA 94941 | 2026-04-08 |
| 360 OCEANA DR, DILLON BEACH, CA 94929 | 2025-11-24 |
| 885 VIA ESCONDIDA, NOVATO, CA 94949 | 2025-10-30 |
| 144 BLACKSTONE DR, SAN RAFAEL, CA 94903 | 2025-10-27 |
| 420 WENDY WAY, MILL VALLEY, CA 94941 | 2025-10-21 |
| 4810 PARADISE DR, TIBURON, CA 94920 | 2025-09-23 |
| 25 FARM RD, SAN RAFAEL, CA 94903 | 2025-09-02 |
| 12 HERON DR, MILL VALLEY, CA 94941 | 2025-08-25 |
| 11 GRANDE PASEO, SAN RAFAEL, CA 94903 | 2025-08-19 |
| 14 PT GALLINAS RD, SAN RAFAEL, CA 94903 | 2025-08-18 |
52 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $4,600 to $42,179, median $13,124. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
52 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| B47949 | 2026-08-18 | Mechanical / HVAC | 120 TERRACE AVE, KENTFIELD, CA 94904 | $15,213 | |
| B47405 | 2026-07-07 | Mechanical / HVAC | 140 ST THOMAS WAY, TIBURON, CA 94920 | $11,467 | |
| B47214 | 2026-06-18 | Mechanical / HVAC | 70 BLACK LOG RD, KENTFIELD, CA 94904 | $17,898 | |
| B46586 | 2026-04-24 | Mechanical / HVAC | 100 SACRAMENTO AVE, SAN ANSELMO, CA 94960 | $21,937 | |
| B46428 | 2026-04-08 | Mechanical / HVAC | 171 GREAT CIRCLE DR, MILL VALLEY, CA 94941 | $6,392 | |
| B44891 | 2025-11-24 | Mechanical / HVAC | 360 OCEANA DR, DILLON BEACH, CA 94929 | Replace existing furnace with a 95% efficient, 80K BTU, Bryant Furnace. | $7,000 |
| B44604 | 2025-10-30 | Mechanical / HVAC | 885 VIA ESCONDIDA, NOVATO, CA 94949 | Replace existing furnace with a two stage 60k BTU Trane Furnace. Run R-8 insulated wire flex duct to the existing supply boot locations. | $15,799 |
| B44544 | 2025-10-27 | Mechanical / HVAC | 144 BLACKSTONE DR, SAN RAFAEL, CA 94903 | Replace existing ducts with R-8 insulated wire flex duct to the existing supply vents | $8,420 |
| B44458 | 2025-10-21 | Mechanical / HVAC | 420 WENDY WAY, MILL VALLEY, CA 94941 | Replace existing furnace with an 80% efficient two-stage 80k BTU Trane Furnace. | $5,805 |
| B43999 | 2025-09-23 | Mechanical / HVAC | 4810 PARADISE DR, TIBURON, CA 94920 | -Install a Mitsubishi 3.5 ton ducted heat pump. - Run all new properly sized R-8 insulated aluminum flex duct to the 7 supply boots and one return air. | $32,995 |
| B43697 | 2025-09-02 | Mechanical / HVAC | 25 FARM RD, SAN RAFAEL, CA 94903 | Install a 4 ton Mitsubishi ducted Heat Pump. | $23,460 |
| B43599 | 2025-08-25 | Mechanical / HVAC | 12 HERON DR, MILL VALLEY, CA 94941 | Install a 9k BTU Mitsubishi ducted heat pump | $12,489 |
| B43524 | 2025-08-19 | Mechanical / HVAC | 11 GRANDE PASEO, SAN RAFAEL, CA 94903 | Install a Mitsubishi 36k BTU mini split | $12,316 |
| B43508 | 2025-08-18 | Mechanical / HVAC | 14 PT GALLINAS RD, SAN RAFAEL, CA 94903 | Replace existing Furnace with 96% efficient two stage Trane Furnace. Install 4 ton 17 Seer2 muti speed Trane Air Conditioner | $25,628 |
| B43060 | 2025-07-10 | Mechanical / HVAC | 1321 BUTTERFIELD RD, SAN ANSELMO, CA 94960 | -Install a 5 ton 17 SEER Trane Air Conditioner. -Replace existing furnace and install a 96% efficient Trane Furnace. -Run all new properly sized high flow R-8 insulated wire flex | $32,350 |
| B43020 | 2025-07-08 | Mechanical / HVAC | 40 GRANDE PASEO, SAN RAFAEL, CA 94903 | Install a 3 ton ducted Heat Pump | $18,500 |
| B41796 | 2025-03-28 | Mechanical / HVAC | 22 CENTRAL DR, MILL VALLEY, CA 94941 | Install a 95% efficient 40k BTU Bryant Furnace M# 916SA36040M17. Run all new R-8 wire flex duct to 5 supply runs. | $9,934 |
| B39850 | 2024-10-17 | Mechanical / HVAC | 33 OCEAN VIEW AVE, DILLON BEACH, CA 94929 | Replace the furnace. Same location. | $6,189 |
| B39152 | 2024-08-19 | Mechanical / HVAC | 6 BEACH DR, SAN RAFAEL, CA 94901 | - Install a 4 head Mitsubishi, ductless mini split system - Install a 24k, wall mount head in the living room M# MSZGS24NAU1 - Install a 6k, wall mount unit in each of the three be | $21,000 |
| B38910 | 2024-08-02 | Mechanical / HVAC | 20 DUTCH VALLEY LN, SAN ANSELMO, CA 94960 | Replace AC and furnace | $20,673 |
| B38729 | 2024-07-15 | Mechanical / HVAC | 211 LAUREL GROVE AVE, KENTFIELD, CA 94904 | New AC minisplit | $13,822 |
| B38656 | 2024-07-09 | Mechanical / HVAC | 273 N ALMENAR DR, GREENBRAE, CA 94904 | Replace furnace and AC | $14,857 |
| B38643 | 2024-07-08 | Mechanical / HVAC | 343 S MORNING SUN AVE, MILL VALLEY, CA 94941 | Replace furnace | $9,678 |
| B37572 | 2024-04-04 | Mechanical / HVAC | 138 TRISH DR, NOVATO, CA 94947 | Replace the furnace and install an air conditioner | $21,500 |
| B37049 | 2024-02-19 | Mechanical / HVAC | 173 VISTA GRANDE, GREENBRAE, CA 94904 | Install a 2 head, ductless mini split system | $13,250 |
| B35734 | 2023-10-11 | Mechanical / HVAC | 1150 BUTTERFIELD RD, SAN ANSELMO, CA 94960 | Replacing the furnace in the same location and installing a heat pump. Installing all new R-8 ducts. Installing a ductless mini split system | $32,673 |
| B35431 | 2023-09-18 | Mechanical / HVAC | 35 ESTATES DR, SAN ANSELMO, CA 94960 | Replacing the duct work installing a heat pump and a furnace | $27,864 |
| B35152 | 2023-08-23 | Mechanical / HVAC | 2530 OPALSTONE TER, SAN RAFAEL, CA 94903 | Install a Heat pump and evaporator coil | $11,000 |
| B34969 | 2023-08-04 | Mechanical / HVAC | 110 OAK CREST RD, SAN ANSELMO, CA 94960 | Instaliing mini split system Installing a ducted heat pump | $42,179 |
| B34568 | 2023-07-06 | Mechanical / HVAC | 50 DEL ORO LAGOON, NOVATO, CA 94949 | Replace the furnace and air conditioner | $13,505 |
| B31192 | 2022-10-03 | Mechanical / HVAC | 258 GREENE ST, MILL VALLEY, CA 94941 | Replace the furnace and replace the accessible ducts | $7,849 |
| B30832 | 2022-08-24 | Mechanical / HVAC | 120 HAWTHORN WAY, SAN RAFAEL, CA 94903 | Install a 14 SEER Air Conditioner | $9,500 |
| B29705 | 2022-05-12 | Mechanical / HVAC | 20 ESTATES DR, SAN ANSELMO, CA 94960 | Replace the furnace in the garage, install a heat pump and replace the duct work | $30,360 |
| B29165 | 2022-03-23 | Mechanical / HVAC | 2909 LAS GALLINAS AVE, SAN RAFAEL, CA 94903 | Replace the furnace and install a new AC | $15,971 |
| B27877 | 2021-11-24 | Mechanical / HVAC | 5 CASTLE ROCK DR, MILL VALLEY, CA 94941 | Replace the furnace with 95% efficient furnace | $6,000 |
| B27621 | 2021-11-03 | Mechanical / HVAC | 55 ESTATES DR, SAN ANSELMO, CA 94960 | Install a Furnace, AC, and duct | $19,770 |
| B26916 | 2021-09-07 | Mechanical / HVAC | 45 SANCHEZ WAY, NOVATO, CA 94947 | Replace the furnace and air conditioner | $16,697 |
| B26520 | 2021-08-05 | Mechanical / HVAC | 74 WINDSTONE DR, SAN RAFAEL, CA 94903 | Replace the furnace and ADD air conditioning | $8,957 |
| B26521 | 2021-08-05 | Mechanical / HVAC | 70 WINDSTONE DR, SAN RAFAEL, CA 94903 | Replace the furnace and ADD AC | $8,957 |
| B26183 | 2021-06-30 | Mechanical / HVAC | 88 ALMENAR DR, GREENBRAE, CA 94904 | Install a 16 SEER Air Conditioner | $8,809 |
| B25756 | 2021-05-17 | Mechanical / HVAC | 101 DARYL AVE, NOVATO, CA 94947 | Relocate the furnace in the attic, install new duct work and add AC | $17,643 |
| B25670 | 2021-05-06 | Mechanical / HVAC | 21 UNIONSTONE DR, SAN RAFAEL, CA 94903 | Install a 16 SEER Air conditioner | $6,900 |
| B25639 | 2021-05-04 | Mechanical / HVAC | 131 REED BLVD, MILL VALLEY, CA 94941 | Install a 96% furnace in the attic and install new duct work | $14,581 |
| B24935 | 2021-02-22 | Mechanical / HVAC | 35 MILLSTONE TER, SAN RAFAEL, CA 94903 | Changeout the existing AC with a 16 SEER Air Condtioner. | $4,600 |
| B24774 | 2021-02-02 | Mechanical / HVAC | 306 HOLLY ST, MILL VALLEY, CA 94941 | Install a 17 SEER, 2 stage Air Conditioner and a zone system | $12,276 |
| B24541 | 2021-01-05 | Mechanical / HVAC | 12 FARM RD, SAN RAFAEL, CA 94903 | Install a 16 SEER Air Conditioner | $7,980 |
| B23497 | 2020-09-09 | Mechanical / HVAC | 2573 CENTER RD, NOVATO, CA 94947 | Relocate the furnace to the attic. Install a new furnace, replace duct work and add AC. | $12,998 |
| B23083 | 2020-07-24 | Mechanical / HVAC | 20 FAY DR, KENTFIELD, CA 94904 | add AC to an existing furnace | $8,900 |
| B16242 | 2018-10-22 | Mechanical / HVAC | 35 PALOMINO CIR, NOVATO, CA 94947 | Replace Furnace with 96% and install a 14 SEER A/C | $14,500 |
| B15127 | 2018-06-04 | Mechanical / HVAC | 1185 BUTTERFIELD RD, SAN ANSELMO, CA 94960 | Replace furnace and add a/c | $9,660 |
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 →