COMPANY RECORD · SEATTLE, WA
Northwest Expert Heating — permit history in Seattle, WA
Northwest Expert Heating appears on 2,185 Seattle permit records from 2017 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 2185 | 100% |
Activity by year
| Year | Permits | Addresses | Median declared value | vs previous year |
|---|---|---|---|---|
| 2017 | 1 | 1 | — | — |
| 2018 | 127 | 84 | $3,000 | +12600% |
| 2019 | 248 | 178 | $3,000 | +95% |
| 2020 | 177 | 154 | $3,000 | -29% |
| 2021 | 355 | 344 | $3,000 | +101% |
| 2022 | 422 | 365 | $3,000 | +19% |
| 2023 | 436 | 372 | $3,000 | +3% |
| 2024 | 260 | 237 | $3,000 | -40% |
| 2025 | 158 | 135 | $3,000 | -39% |
| 2026 | 1 | 1 | — | -99% |
One project can account for several filings, so read this as filing activity rather than workload.
Recent job sites and what happened there
3532 NW 67TH ST
Mechanical / HVAC permit, 2026-02-11 · Trade · Residential · declared value $13,900
“Complete installation of a Carrier 12k BTU slim ducted mini split system. This includes the drain pan, condensation drain, and wet switch required for an attic install. A 12k BTU heat pump will be installed includes an e”
- Feb 2026 Mechanical / HVAC — Northwest Expert Heating
- Feb 2026 Mechanical / HVAC — NW Expert Heating
- Feb 2026 Electrical — NW Expert Heating
9023 37TH AVE S
Mechanical / HVAC permit, 2025-11-13 · Trade · Residential · declared value $3,000
“INSTALLING NEW MINI SPLIT SYSTEM”
- Nov 2025 Mechanical / HVAC — Northwest Expert Heating
- Dec 2025 Electrical — New Electric Company
12355 38TH AVE NE
Mechanical / HVAC permit, 2025-11-05 · Trade · Residential · declared value $3,000
“INSTALLING NEW MINI SPLIT SYSTEM”
- Feb 2025 Electrical — Black Dog Electric LLC
- Oct 2025 Mechanical / HVAC — Aday Standard LLC
- Nov 2025 Mechanical / HVAC — Northwest Expert Heating
3716 32ND AVE W
Mechanical / HVAC permit, 2025-10-15 · Trade · Residential · declared value $3,000
“installing new mini split system”
5834 WOODLAWN AVE N
Mechanical / HVAC permit, 2025-09-29 · Trade · Residential · declared value $3,000
“INSTALLING NEW HEAT PUMP SYSTEM”
- Sep 2025 Mechanical / HVAC — Aday Standard LLC
- Sep 2025 Mechanical / HVAC — Northwest Expert Heating
- Oct 2025 Fire protection — Northwest Fire Systems LLC
- Dec 2025 Fire protection — Northwest Fire Systems LLC
1,857 distinct addresses on record; the 5 most recent are shown with every permit filed at the same address within a year of Northwest Expert Heating's. Addresses and scope text 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 |
|---|---|---|
| Vlad HVAC LLC | 489 | 2018–2025 |
| Aday Standard LLC | 113 | 2020–2025 |
| Greentek Electric LLC | 80 | 2018–2025 |
| Climate Control Experts HVAC LLC | 74 | 2020–2024 |
| Proficient Electric | 41 | 2018–2025 |
| Arial Electric Inc | 40 | 2017–2025 |
| Star Electric Services Inc. | 38 | 2018–2024 |
| Adt LLC | 31 | 2015–2026 |
Companies that also appear in Seattle permit records at addresses where Northwest Expert Heating 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
2,185 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 7128984-RF | 2026-02-11 | Mechanical / HVAC | 3532 NW 67TH ST | Complete installation of a Carrier 12k BTU slim ducted mini split system. This includes the drain pan, condensation drain, and wet switch required for an attic install. A 12k BTU h | $13,900 |
| 7116548-RF | 2025-11-13 | Mechanical / HVAC | 9023 37TH AVE S | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7115219-RF | 2025-11-05 | Mechanical / HVAC | 12355 38TH AVE NE | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7111754-RF | 2025-10-15 | Mechanical / HVAC | 3716 32ND AVE W | installing new mini split system | $3,000 |
| 7108977-RF | 2025-09-29 | Mechanical / HVAC | 1308 N 38TH ST | UNIT: F INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7108973-RF | 2025-09-29 | Mechanical / HVAC | 1308 N 38TH ST | UNIT: B INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7108978-RF | 2025-09-29 | Mechanical / HVAC | 5834 WOODLAWN AVE N | INSTALLING NEW HEAT PUMP SYSTEM | $3,000 |
| 7108972-RF | 2025-09-29 | Mechanical / HVAC | 1308 N 38TH ST | UNIT: A INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7108976-RF | 2025-09-29 | Mechanical / HVAC | 1308 N 38TH ST | UNIT: E INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7108974-RF | 2025-09-29 | Mechanical / HVAC | 1308 N 38TH ST | UNIT: C INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7108975-RF | 2025-09-29 | Mechanical / HVAC | 1308 N 38TH ST | UNIT: D INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7107731-RF | 2025-09-19 | Mechanical / HVAC | 7806 LAKE CITY WAY NE | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7107730-RF | 2025-09-19 | Mechanical / HVAC | 719 30TH AVE | RELOCATING A MINI SPLIT SYSTEM | $3,000 |
| 7104185-RF | 2025-08-28 | Mechanical / HVAC | 7008 LINDEN AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7101477-RF | 2025-08-14 | Mechanical / HVAC | 2721 1ST AVE | Installation of heat pump + air handler (swap out of existing system- like for like) | $5,000 |
| 7100958-RF | 2025-08-12 | Mechanical / HVAC | 4645 S WILLOW ST | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7100957-RF | 2025-08-12 | Mechanical / HVAC | 706 27TH AVE | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7100067-RF | 2025-08-06 | Mechanical / HVAC | 3432 37th AVE W | Installation of mitsubishi 6 head mini split 2/ two outdoor units (30k & 24k) | $5,000 |
| 7100061-FR | 2025-08-06 | Mechanical / HVAC | 3432 37TH AVE W | Installation of 6 head mini split system w/ 2 heat pumps (30k & 24k btu) | $5,000 |
| 7093454-RF | 2025-06-30 | Mechanical / HVAC | 8849 F MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093453-RF | 2025-06-30 | Mechanical / HVAC | 8849 E MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093452-RF | 2025-06-30 | Mechanical / HVAC | 8849 D MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093448-RF | 2025-06-30 | Mechanical / HVAC | 8863 F MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093451-RF | 2025-06-30 | Mechanical / HVAC | 8849 C MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093450-RF | 2025-06-30 | Mechanical / HVAC | 8849 B MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093449-RF | 2025-06-30 | Mechanical / HVAC | 8849 A MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093444-RF | 2025-06-30 | Mechanical / HVAC | 8863 B MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093447-RF | 2025-06-30 | Mechanical / HVAC | 8863 E MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093446-RF | 2025-06-30 | Mechanical / HVAC | 8863 D MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093445-RF | 2025-06-30 | Mechanical / HVAC | 8863 C MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093443-RF | 2025-06-30 | Mechanical / HVAC | 8863 A MIDVALE AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093456-RF | 2025-06-30 | Mechanical / HVAC | 4203 5TH AVE NW | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093457-RF | 2025-06-30 | Mechanical / HVAC | 4205 5TH AVE NW | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093233-RF | 2025-06-26 | Mechanical / HVAC | 4507 45TH AVE SW | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093232-RF | 2025-06-26 | Mechanical / HVAC | 1608 N 38TH ST | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7093231-RF | 2025-06-26 | Mechanical / HVAC | 9205 EVANSTON AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7092343-RF | 2025-06-23 | Mechanical / HVAC | 505 W KINNEAR PL | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7090907-RF | 2025-06-12 | Mechanical / HVAC | 3406 B 38TH AVE W | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7090908-RF | 2025-06-12 | Mechanical / HVAC | 2515 35TH AVE W | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7089427-RF | 2025-06-04 | Mechanical / HVAC | 11208 B EVANSTON AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7089396-RF | 2025-06-04 | Mechanical / HVAC | 12051 7TH AVE NW | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7089426-RF | 2025-06-04 | Mechanical / HVAC | 3011 SW HENDERSON ST | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7088670-RF | 2025-06-02 | Mechanical / HVAC | 11208 EVANSTON AVE N | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7088669-RF | 2025-06-02 | Mechanical / HVAC | 9003 30TH AVE SW | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7088667-RF | 2025-06-02 | Mechanical / HVAC | 3406 38TH AVE W | INSTALLING NEW MINI SPLIT SYSTEM | $3,000 |
| 7084938-RF | 2025-05-12 | Mechanical / HVAC | 1111 26TH AVE | INSTALLING NEW MINI SPLIT SYSTEM (SFR) | $3,000 |
| 7084939-RF | 2025-05-12 | Mechanical / HVAC | 1111 B 26TH AVE | INSTALLING NEW MINI SPLIT SYSTEM (ADU) | $3,000 |
| 7084940-RF | 2025-05-12 | Mechanical / HVAC | 1109 26TH AVE | INSTALLING NEW MINI SPLIT SYSTEM (DADU) | $3,000 |
| 7084941-RF | 2025-05-12 | Mechanical / HVAC | 10002 9TH AVE NW | INSTALLING NEW 3 TON HEAT PUMP | $3,000 |
| 7084942-RF | 2025-05-12 | Mechanical / HVAC | 4827 PURDUE AVE NE | INSTALLING 2, NEW 3 TON HEAT PUMPS | $3,000 |
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.
Search these records
The 2,185 permits above are a static record through 2026. Select a year above to open that year’s records, or search Northwest Expert Heating 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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