COMPANY RECORD · SEATTLE, WA
Northshore Heating LLC — permit history in Seattle, WA
Northshore Heating LLC appears on 2,315 Seattle permit records from 2015 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 2315 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2015 | 133 |
| 2016 | 191 |
| 2017 | 186 |
| 2018 | 139 |
| 2019 | 291 |
| 2020 | 260 |
| 2021 | 239 |
| 2022 | 230 |
| 2023 | 273 |
| 2024 | 172 |
| 2025 | 137 |
| 2026 | 64 |
Busiest year on record: 2019, with 291 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 |
|---|---|
| 527 N 70TH ST | 2026-08-17 |
| 3008 SW ELMGROVE ST | 2026-08-07 |
| 3006 SW ELMGROVE ST | 2026-08-07 |
| 7507 14th AVE NW | 2026-07-31 |
| 7507 14TH AVE NW | 2026-07-31 |
| 10737 15TH AVE NE | 2026-07-23 |
| 4220 NE 65TH ST | 2026-07-20 |
| 7505 14TH AVE NW | 2026-07-09 |
| 4228 B LATONA AVE NE | 2026-06-23 |
| 4228 A LATONA AVE NE | 2026-06-23 |
| 4226 A LATONA AVE NE | 2026-06-23 |
| 4226 B LATONA AVE NE | 2026-06-23 |
| 3020 38TH AVE W | 2026-05-15 |
| 7727 10TH AVE NW | 2026-05-14 |
1,184 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $74,000, median $8,100. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
2,315 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 7158314-RF | 2026-08-17 | Mechanical / HVAC | 527 N 70TH ST | Install mini split system | $21,000 |
| 7158315-FR | 2026-08-17 | Mechanical / HVAC | 527 N 70TH ST | Install mini split system | $21,000 |
| 7157039-RF | 2026-08-07 | Mechanical / HVAC | 3008 SW ELMGROVE ST | Install mini split system | $9,600 |
| 7157040-FR | 2026-08-07 | Mechanical / HVAC | 3008 SW ELMGROVE ST | Install mini split system | $9,600 |
| 7157042-FR | 2026-08-07 | Mechanical / HVAC | 3006 SW ELMGROVE ST | Install mini split system | $9,600 |
| 7157041-RF | 2026-08-07 | Mechanical / HVAC | 3006 SW ELMGROVE ST | Install mini split system | $9,600 |
| 7155955-FR | 2026-07-31 | Mechanical / HVAC | 7507 14th AVE NW | Install mini split system | $9,400 |
| 7155954-RF | 2026-07-31 | Mechanical / HVAC | 7507 14TH AVE NW | Install mini split system | $9,400 |
| 7154295-RF | 2026-07-23 | Mechanical / HVAC | 10737 15TH AVE NE | Install mini split system | $9,400 |
| 7154296-FR | 2026-07-23 | Mechanical / HVAC | 10737 15TH AVE NE | Install mini split system | $9,400 |
| 7153789-RF | 2026-07-20 | Mechanical / HVAC | 4220 NE 65TH ST | Install mini split system | $20,000 |
| 7153790-FR | 2026-07-20 | Mechanical / HVAC | 4220 NE 65TH ST | Install mini split system | $20,000 |
| 7152053-FR | 2026-07-09 | Mechanical / HVAC | 7505 14TH AVE NW | Install mini split system | $10,800 |
| 7152052-RF | 2026-07-09 | Mechanical / HVAC | 7505 14TH AVE NW | Install mini split system | $10,800 |
| 7149251-FR | 2026-06-23 | Mechanical / HVAC | 4228 B LATONA AVE NE | Install mini split system | $11,000 |
| 7149248-RF | 2026-06-23 | Mechanical / HVAC | 4228 A LATONA AVE NE | Install mini split system | $11,000 |
| 7149249-FR | 2026-06-23 | Mechanical / HVAC | 4228 A LATONA AVE NE | Install mini split system | $11,000 |
| 7149250-RF | 2026-06-23 | Mechanical / HVAC | 4228 B LATONA AVE NE | Install mini split system | $11,000 |
| 7149253-FR | 2026-06-23 | Mechanical / HVAC | 4226 A LATONA AVE NE | Install mini split system | $11,000 |
| 7149254-RF | 2026-06-23 | Mechanical / HVAC | 4226 B LATONA AVE NE | Install mini split system | $11,000 |
| 7149255-FR | 2026-06-23 | Mechanical / HVAC | 4226 B LATONA AVE NE | Install mini split system | $11,000 |
| 7149252-RF | 2026-06-23 | Mechanical / HVAC | 4226 A LATONA AVE NE | Install mini split system | $11,000 |
| 7143388-RF | 2026-05-15 | Mechanical / HVAC | 3020 38TH AVE W | Install mini split system | $19,000 |
| 7143389-FR | 2026-05-15 | Mechanical / HVAC | 3020 38TH AVE W | Install mini split system | $19,000 |
| 7143112-FR | 2026-05-14 | Mechanical / HVAC | 7727 10TH AVE NW | Install mini split system | $17,500 |
| 7143111-RF | 2026-05-14 | Mechanical / HVAC | 7727 10TH AVE NW | Install mini split system | $17,500 |
| 7140077-FR | 2026-04-27 | Mechanical / HVAC | 4530 NE 55TH ST | Install mini split system | $19,500 |
| 7140076-RF | 2026-04-27 | Mechanical / HVAC | 4530 NE 55TH ST | Install mini split system | $19,500 |
| 7137902-RF | 2026-04-13 | Mechanical / HVAC | 2727 WARREN AVE N | Install mini split system | $5,100 |
| 7137903-FR | 2026-04-13 | Mechanical / HVAC | 2727 WARREN AVE N | Install mini split system | $5,100 |
| 7137904-RF | 2026-04-13 | Mechanical / HVAC | 2727 WARREN AVE N | Install mini split system | $15,000 |
| 7137905-FR | 2026-04-13 | Mechanical / HVAC | 2727 WARREN AVE N | Install mini split system | $15,000 |
| 7133475-FR | 2026-03-16 | Mechanical / HVAC | 4191 B 42ND AVE NE | Install mini split system | $5,100 |
| 7133474-RF | 2026-03-16 | Mechanical / HVAC | 4191 B 42ND AVE NE | Install mini split system | $5,100 |
| 7133472-RF | 2026-03-16 | Mechanical / HVAC | 4191 42ND AVE NE | Install mini split system | $19,000 |
| 7133473-FR | 2026-03-16 | Mechanical / HVAC | 4191 42ND AVE NE | Install mini split system | $19,000 |
| 7131650-RF | 2026-03-04 | Mechanical / HVAC | 3638 A GREENWOOD AVE N | Install mini split system | $9,900 |
| 7131652-RF | 2026-03-04 | Mechanical / HVAC | 3636 A GREENWOOD AVE N | Install mini split system | $9,900 |
| 7131653-FR | 2026-03-04 | Mechanical / HVAC | 3636 A GREENWOOD AVE N | Install mini split system | $9,900 |
| 7131654-RF | 2026-03-04 | Mechanical / HVAC | 3636 B GREENWOOD AVE N | Install mini split system | $9,900 |
| 7131655-FR | 2026-03-04 | Mechanical / HVAC | 3636 B GREENWOOD AVE N | Install mini split system | $9,900 |
| 7131651-FR | 2026-03-04 | Mechanical / HVAC | 3638 A GREENWOOD AVE N | Install mini split system | $9,900 |
| 7131649-FR | 2026-03-04 | Mechanical / HVAC | 3638 B GREENWOOD AVE N | Install mini split system | $9,900 |
| 7131648-RF | 2026-03-04 | Mechanical / HVAC | 3638 B GREENWOOD AVE N | Install mini split system | $9,900 |
| 7129008-FR | 2026-02-12 | Mechanical / HVAC | 809 NE 90TH ST | Install mini split system | $17,900 |
| 7129011-RF | 2026-02-12 | Mechanical / HVAC | 811 NE 90TH ST | Install mini split system | $17,500 |
| 7129007-RF | 2026-02-12 | Mechanical / HVAC | 809 NE 90TH ST | Install mini split system | $17,900 |
| 7129014-FR | 2026-02-12 | Mechanical / HVAC | 3243 13TH AVE W | Install mini split system | $22,500 |
| 7129009-RF | 2026-02-12 | Mechanical / HVAC | 813 NE 90TH ST | Install mini split system | $15,700 |
| 7129012-FR | 2026-02-12 | Mechanical / HVAC | 811 NE 90th ST | Install mini split system | $17,500 |
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 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 →