COMPANY RECORD · BELLEVUE, WA
NW HVAC Mechanical Inc Guoliang Gong — permit history in Bellevue, WA
NW HVAC Mechanical Inc Guoliang Gong appears on 31 Bellevue permit records from 2023 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 31 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2023 | 8 |
| 2024 | 10 |
| 2025 | 10 |
| 2026 | 3 |
Busiest year on record: 2024, with 10 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 |
|---|---|
| 9848 NE 21st St | 2026-07-15 |
| 1411 156th Ave NE | 2026-06-16 |
| 14910 SE 47th Ct | 2026-02-12 |
| 14132 SE 44th St | 2025-12-03 |
| 6225 123rd Ave SE | 2025-10-03 |
| 15604 SE 4th St | 2025-08-01 |
| 13220 SE 55th Pl | 2025-07-15 |
| 616 120th Ave NE | 2025-07-15 |
| 16109 Northup Way - Lot 3 | 2025-06-19 |
| 13406 SE 56th Pl | 2025-04-17 |
| 10034 NE 22nd St | 2025-03-17 |
| 13039 SE 47th Pl | 2025-02-13 |
| 1516 151st Ave NE | 2024-12-12 |
| 706 177th Ln NE | 2024-11-22 |
25 distinct addresses on record; the 14 most recent are shown. 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 |
|---|---|---|
| Mtd Electric Service Inc | 11 | 2023–2026 |
| Js Plumbing Inc | 4 | 2024–2025 |
| Mtd Plumbing & HVAC | 3 | 2024–2026 |
| Patriot Fire Protection Inc | 2 | 2024–2026 |
| Vets Power Electric LLC | 2 | 2025 |
| Red Hawk Fire Protection LLC Lisa Marie Radloff | 2 | 2024–2025 |
| Skyway Plumbing Inc | 2 | 2023–2025 |
| Washington Alarm Inc | 2 | 2017–2024 |
Companies that also appear in Bellevue permit records at addresses where NW HVAC Mechanical Inc Guoliang Gong 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
31 permits; open the full list
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 26 116839 BK | 2026-07-15 | Mechanical / HVAC | 9848 NE 21st St | A Single Family Residential Addition to Existing Structure None Project Involving (1 Ductless Heat Pump, 1 Dryer Exhaust Duct, 4 Bath Fan, 1 Laundry Fan) | |
| 26 114329 BK | 2026-06-16 | Mechanical / HVAC | 1411 156th Ave NE | A Nonresidential Alteration to Existing Structure None Project Involving (2 Bath Fan, 9 Diffusers or Grilles = < 15), 26_106169_BO | |
| 26 102321 BK | 2026-02-12 | Mechanical / HVAC | 14910 SE 47th Ct | A Single Family Residential Repair or Replacement None Project Involving (1 Furnace <= 100,000 BTU) | |
| 25 127814 BK | 2025-12-03 | Mechanical / HVAC | 14132 SE 44th St | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Duct Work Only) | |
| 25 124253 BK | 2025-10-03 | Mechanical / HVAC | 6225 123rd Ave SE | A Single Family Residential Repair or Replacement None Project Involving (1 Dryer Exhaust Duct, 3 Bath Fan, 1 Laundry Fan, 2 Kitchen Fan, 1 Duct Work Only) | |
| 25 118705 BK | 2025-08-01 | Mechanical / HVAC | 15604 SE 4th St | A Single Family Residential Addition to Existing Structure None Project Involving (1 Ductless Heat Pump) | |
| 25 116769 BK | 2025-07-15 | Mechanical / HVAC | 13220 SE 55th Pl | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Stove or Cooktop, 1 Gas Piping Only (No fixtures)) | |
| 25 116772 BK | 2025-07-15 | Mechanical / HVAC | 616 120th Ave NE | A Nonresidential Alteration to Existing Structure None Project Involving (6 Diffusers or Grilles = < 15) | |
| 25 114967 BK | 2025-06-19 | Mechanical / HVAC | 16109 Northup Way - Lot 3 | A Single Family Residential Repair or Replacement None Project Involving (1 Furnace <= 100,000 BTU, 1 Air Conditioner) | |
| 25 109381 BK | 2025-04-17 | Mechanical / HVAC | 13406 SE 56th Pl | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Bath Fan, 1 Duct Work Only), 24 122925 BR | |
| 25 106513 BK | 2025-03-17 | Mechanical / HVAC | 10034 NE 22nd St | A Single Family Residential Addition to Existing Structure None Project Involving (1 Ductless Heat Pump, 4 Dryer Exhaust Duct, 10 Bath Fan, 4 Laundry Fan, 2 Kitchen Fan, 2 Furnace | |
| 25 103940 BK | 2025-02-13 | Mechanical / HVAC | 13039 SE 47th Pl | A Single Family Residential Addition to Existing Structure None Project Involving (1 Furnace <= 100,000 BTU, 1 Air Conditioner) **add 5 bath fan, 1 kitchen fan, 1 laundry fan** **a | |
| 25 102527 BK | 2025-01-31 | Mechanical / HVAC | 13406 SE 56th Pl | A Single Family Residential Addition to Existing Structure None Project Involving (1 Bath Fan, 1 Duct Work Only) | |
| 24 129578 BK | 2024-12-18 | Mechanical / HVAC | 10034 NE 22nd St | A Single Family Residential New Structure None Project Involving (2 Ductless Heat Pump, 3 Dryer Exhaust Duct, 6 Bath Fan, 2 Laundry Fan, 2 Kitchen Fan, 2 Furnace <= 100,000 BTU, 2 | |
| 24 129286 BK | 2024-12-12 | Mechanical / HVAC | 1516 151st Ave NE | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Air Conditioner) | |
| 24 127146 BK | 2024-11-22 | Mechanical / HVAC | 706 177th Ln NE | A Single Family Residential Alteration to Existing Structure None Project Involving (3 Bath Fan, 1 Laundry Fan, 1 Kitchen Fan, 1 Heat Pump ) | |
| 24 125944 BK | 2024-10-30 | Mechanical / HVAC | 4714 161st Ave SE | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Furnace <= 100,000 BTU, 1 Air Conditioner) | |
| 24 122557 BK | 2024-09-18 | Mechanical / HVAC | 14505 NE 20th St | A Nonresidential Alteration to Existing Structure None Project Involving (6 Diffusers or Grilles = < 15) | |
| 24 122392 BK | 2024-09-16 | Mechanical / HVAC | 4408 144th Ave SE | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Air Conditioner) | |
| 24 112424 BK | 2024-05-28 | Mechanical / HVAC | 1600 116th Ave NE | A Nonresidential Alteration to Existing Structure None Project Involving (4 Diffusers or Grilles = < 15) | |
| 24 106359 BK | 2024-04-04 | Mechanical / HVAC | 105 Cedar Crest Ln | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Furnace 100,001 BTU to 399,000 BTU, 1 Air Conditioner) | |
| 24 101996 BK | 2024-01-26 | Mechanical / HVAC | 812 145th Pl SE | A Single Family Residential Alteration to Existing Structure None Project Involving (2 Dryer Exhaust Duct, 3 Bath Fan, 2 Laundry Fan, 1 Kitchen Fan, 1 Duct Work Only) | |
| 24 101043 BK | 2024-01-05 | Mechanical / HVAC | 4502 140th Ave SE | A Single Family Residential Repair or Replacement None Project Involving (1 Furnace <= 100,000 BTU, 1 Air Conditioner) | |
| 23 126129 BK | 2023-11-09 | Mechanical / HVAC | 812 145th Pl SE | A Single Family Residential Repair or Replacement None Project Involving (1 Furnace <= 100,000 BTU, 1 Air Conditioner) | |
| 23 124385 BK | 2023-10-31 | Mechanical / HVAC | 105 Cedar Crest Ln | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Gas Piping Only (No fixtures)) | |
| 23 123311 BK | 2023-10-07 | Mechanical / HVAC | 105 Cedar Crest Ln | A Single Family Residential New Structure None Project Involving (1 Furnace 100,001 BTU to 399,000 BTU, 1 Air Conditioner) | |
| 23 123310 BK | 2023-10-07 | Mechanical / HVAC | 105 Cedar Crest Ln | A Single Family Residential New Structure None Project Involving (1 Duct Work Only) | |
| 23 123305 BK | 2023-10-06 | Mechanical / HVAC | 13621 SE 19th St | A Single Family Residential Addition to Existing Structure None Project Involving (1 Dryer Exhaust Duct, 2 Bath Fan, 1 Laundry Fan, 1 Kitchen Fan, 1 Duct Work Only) **Add 1 additio | |
| 23 115206 BK | 2023-07-19 | Mechanical / HVAC | 2489 134th Ave SE | A Single Family Residential Addition to Existing Structure None Project Involving (1 Air Conditioner) | |
| 23 111554 BK | 2023-06-16 | Mechanical / HVAC | 16141 SE 33rd Cir - Unit 402 | A Single Family Condo Unit Repair or Replacement None Project Involving (1 Furnace <= 100,000 BTU, 1 Air Conditioner) | |
| 23 109601 BK | 2023-05-10 | Mechanical / HVAC | 6240 147th Ave SE | A Single Family Residential Alteration to Existing Structure None Project Involving (1 Air Conditioner) |
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 31 permits above are a static record through 2026. Select a year above to open that year’s records, or search NW HVAC Mechanical Inc Guoliang Gong in Bellevue, WA by address, trade or date range.
Source and limits
Public Bellevue 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 →
Is this your company? Show this public permit record on your website with a free badge.