COMPANY RECORD · SEATTLE, WA
Brennan Heating & Air Conditioning — permit history in Seattle, WA
Brennan Heating & Air Conditioning appears on 3,307 Seattle permit records from 2015 through 2026, most often mechanical / hvac (69.9% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 2312 | 69.9% |
| Electrical | 995 | 30.1% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2015 | 219 |
| 2016 | 269 |
| 2017 | 328 |
| 2018 | 351 |
| 2019 | 395 |
| 2020 | 352 |
| 2021 | 319 |
| 2022 | 355 |
| 2023 | 258 |
| 2024 | 214 |
| 2025 | 144 |
| 2026 | 103 |
Busiest year on record: 2019, with 395 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 |
|---|---|
| 3210 SW 106TH ST | 2026-10-29 |
| 7107 55TH AVE S | 2026-10-28 |
| 4337 SW FLETCHER ST | 2026-10-28 |
| 600 MALDEN AVE E | 2026-10-26 |
| 11741 7TH AVE NE | 2026-10-23 |
| 6311 49TH AVE SW | 2026-10-22 |
| 4744 37TH AVE SW | 2026-10-19 |
| 10243 62ND AVE S | 2026-10-19 |
| 3045 NW 67TH ST | 2026-10-16 |
| 4402B 40TH AVE SW | 2026-10-08 |
| 4711 51ST PL SW | 2026-10-06 |
| 2933 FAIRMOUNT AVE SW | 2026-10-06 |
| 1915 E MILLER ST | 2026-10-02 |
| 1817 28TH AVE W | 2026-10-01 |
2,182 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $1 to $110,002, median $4,674. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Also named on permits at the same addresses
| Company | Shared addresses | Years |
|---|---|---|
| Adt LLC | 109 | 2015–2026 |
| As You Wish Electric | 75 | 2015–2026 |
| Seatown Electric, Plumbing, Heating & Air DBA Seatown Services | 73 | 2015–2026 |
| Greenwood Heating & Home Services | 56 | 2015–2026 |
| Kemly Electric, Inc. | 50 | 2015–2026 |
| Home Comfort Alliance | 36 | 2015–2026 |
| Washington Energy Services | 28 | 2015–2026 |
| Sutter Home And Hearth | 27 | 2015–2026 |
Companies that also appear in Seattle permit records at addresses where Brennan Heating & Air Conditioning filed, in any year. Sharing an address is a documented co-appearance, not proof that they worked on the same project or with each other.
Permits on record
3,307 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 7169786-RF | 2026-10-29 | Mechanical / HVAC | 3210 SW 106TH ST | Replace 4-ton a/c | $7,400 |
| 7169787-EL | 2026-10-29 | Electrical | 3210 SW 106TH ST | Replace existing 4-ton a/c | |
| 7169416-FR | 2026-10-28 | Mechanical / HVAC | 7107 55TH AVE S | Replace gas furnace | $5,860 |
| 7169597-FR | 2026-10-28 | Mechanical / HVAC | 4337 SW FLETCHER ST | Replace gas furnace | $4,600 |
| 7169601-EL | 2026-10-28 | Electrical | 4337 SW FLETCHER ST | run electrical for 3 1/2 ton a/c | |
| 7169594-RF | 2026-10-28 | Mechanical / HVAC | 4337 SW FLETCHER ST | Install 4-ton a/c | $6,420 |
| 7169229-EL | 2026-10-26 | Electrical | 600 MALDEN AVE E | Installing a 2-zone ductless heat pump | |
| 7168947-FR | 2026-10-23 | Mechanical / HVAC | 11741 7TH AVE NE | Replace gas furnace | $6,094 |
| 7168768-FR | 2026-10-22 | Mechanical / HVAC | 6311 49TH AVE SW | Replace gas furnace | $6,094 |
| 7168133-FR | 2026-10-19 | Mechanical / HVAC | 4744 37TH AVE SW | Replace gas furnace | $6,094 |
| 7168138-FR | 2026-10-19 | Mechanical / HVAC | 10243 62ND AVE S | Replace gas furnace | $7,537 |
| 7167809-FR | 2026-10-16 | Mechanical / HVAC | 3045 NW 67TH ST | Replace gas furnace | $8,194 |
| 7166572-EL | 2026-10-08 | Electrical | 4402B 40TH AVE SW | Circuit for 9kbtu Mitsubishi heat pump system | |
| 7166042-EL | 2026-10-06 | Electrical | 4711 51ST PL SW | Run electrical for 3-ton heat pump | |
| 7166049-EL | 2026-10-06 | Electrical | 2933 FAIRMOUNT AVE SW | Run electrical for 2 1/2 ton heat pump | |
| 7165800-RF | 2026-10-05 | Mechanical / HVAC | 2933 FAIRMOUNT AVE SW | Install 2 1/2 ton heat pump | $7,550 |
| 7165801-FR | 2026-10-05 | Mechanical / HVAC | 2933 FAIRMOUNT AVE SW | Install electric air handler | $6,545 |
| 7165789-FR | 2026-10-05 | Mechanical / HVAC | 4711 51ST PL SW | Replace electric air handler | $5,200 |
| 7165785-RF | 2026-10-05 | Mechanical / HVAC | 4711 51ST PL SW | Replace 3-ton heat pump | $7,485 |
| 7165433-FR | 2026-10-02 | Mechanical / HVAC | 1915 E MILLER ST | Replace gas furnace | $5,202 |
| 7164929-FR | 2026-10-01 | Mechanical / HVAC | 1817 28TH AVE W | Replace gas furnace | $5,133 |
| 7164759-FR | 2026-09-30 | Mechanical / HVAC | 6037 50TH AVE SW | Replace electric air handler and install 2.5 ton heat pump | $9,000 |
| 7164762-RF | 2026-09-30 | Mechanical / HVAC | 6037 50th AVE SW | Install 2.5 ton heat pump | $7,800 |
| 7164761-EL | 2026-09-28 | Electrical | 6037 50TH AVE SW | Installing a 2.5 ton heat pump and 10kw heat strip | |
| 7164182-FR | 2026-09-28 | Mechanical / HVAC | 4005 W BERTONA ST | Replace gas furnace | $6,507 |
| 7163797-FR | 2026-09-22 | Mechanical / HVAC | 1021 W BOTHWELL ST | Replace 2 existing gas furnaces' | $13,045 |
| 7163577-FR | 2026-09-22 | Mechanical / HVAC | 1209 17TH AVE E | Replace gas furnace | $7,784 |
| 7163367-EL | 2026-09-18 | Electrical | 9532 EVANSTON AVE N | New dedicated circuit from main electrical panel to new 30 amp RV outlet | |
| 7162535-FR | 2026-09-15 | Mechanical / HVAC | 3511 SW 99TH ST | Replace gas furnace | $6,911 |
| 7162745-FR | 2026-09-15 | Mechanical / HVAC | 3100 NE 133RD ST | Replace gas furnace | $6,910 |
| 7162309-RF | 2026-09-14 | Mechanical / HVAC | 3425 16TH AVE S | Install 2-ton heat pump | $7,485 |
| 7162314-EL | 2026-09-11 | Electrical | 3425 16TH AVE S | Running electrical for 2-ton heat pump | |
| 7161191-FR | 2026-09-03 | Mechanical / HVAC | 1125 32ND AVE S | Replace gas furnace | $8,000 |
| 7161072-EL | 2026-09-02 | Electrical | 3734 SW TILLMAN ST | Clean up unpermitted circuit work performed by others in crawlspace. | |
| 7160822-FR | 2026-09-01 | Mechanical / HVAC | 3832 S EDMUNDS ST | Install multihead dhp | $9,000 |
| 7160821-RF | 2026-09-01 | Mechanical / HVAC | 3832 S EDMUNDS ST | Install multihead ductless heat pump | $9,000 |
| 7160825-EL | 2026-09-01 | Electrical | 3832 S EDMUNDS ST | Install multi head dhp | |
| 7160333-FR | 2026-08-31 | Mechanical / HVAC | 11811 9TH AVE NW | Replace gas furnace | $6,237 |
| 7160342-FR | 2026-08-31 | Mechanical / HVAC | 1051 NE 106TH ST | Replace gas furnace | $5,841 |
| 7159262-FR | 2026-08-21 | Mechanical / HVAC | 2307 32ND AVE S | Replace gas furnace | $5,000 |
| 7157816-FR | 2026-08-12 | Mechanical / HVAC | 3310 S GRAHAM ST | Replace gas furnace | $9,000 |
| 7157813-RF | 2026-08-12 | Mechanical / HVAC | 3310 S GRAHAM ST | Install 2 ton heat pump | $9,000 |
| 7157870-EL | 2026-08-12 | Electrical | 3310 S GRAHAM ST | Install 2 ton heat pump | |
| 7157074-FR | 2026-08-07 | Mechanical / HVAC | 9948 46TH AVE NE | Install gas furnace | $6,910 |
| 7156713-FR | 2026-08-05 | Mechanical / HVAC | 2314 ROSEMONT PL W | Replace gas furnace | $6,654 |
| 7156254-EL | 2026-08-03 | Electrical | 8645 34TH AVE SW | - Replace existing electrical panel with (1) new Eaton CH electrical panel with whole house surge protection. - Update grounding and bonding - Label electrical panel | |
| 7153451-RF | 2026-07-17 | Mechanical / HVAC | 7314 VIEW LN SW | Install multi head ductless heat pump | $10,297 |
| 7153455-FR | 2026-07-17 | Mechanical / HVAC | 7314 VIEW LN SW | Install multi head ductless heat pump | $10,297 |
| 7152013-EL | 2026-07-08 | Electrical | 7314 VIEW LN SW | Run electrical for ductless heat pump | |
| 7150901-EL | 2026-07-01 | Electrical | 7546 1ST AVE NE | Replace gas furnace (basement) and 2 1/2 ton a/c (backyard) |
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.
Other mechanical (HVAC) contractors in Seattle
| Company | Permits on record |
|---|---|
| Bobs Heating And Air Conditioning | 4,419 |
| Innovative Comfort Systems Inc | 3,991 |
| Gene Johnson | 2,847 |
| Mckinstry Co LLC | 2,758 |
| Resicon LLC | 2,392 |
| Northshore Heating LLC | 2,327 |
| Go Green Heating & AC LLC | 2,274 |
| Northwest Expert Heating | 2,185 |
Companies whose main permit category in Seattle is also mechanical (HVAC), closest to Brennan Heating & Air Conditioning in filing volume. Listed for comparison, not as a recommendation.
Search these records
The 3,307 permits above are a static record through 2026. Select a year above to open that year’s records, or search Brennan Heating & Air Conditioning in Seattle, WA by address, trade or date range.
Source and limits
Public Seattle 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 →
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