COMPANY RECORD · SEATTLE, WA
Key Mechanical Company — permit history in Seattle, WA
Key Mechanical Company appears on 125 Seattle permit records from 2019 through 2026, most often mechanical / hvac (76% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 95 | 76% |
| Electrical | 30 | 24% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 1 |
| 2023 | 25 |
| 2024 | 36 |
| 2025 | 45 |
| 2026 | 11 |
Busiest year on record: 2025, with 45 permits. One project can account for several filings, so read this as filing activity rather than workload.
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This page is a snapshot of Key Mechanical Company. The search behind it holds more than 400,977 Seattle permits naming a contractor, since 2015: 251,769 electrical permits, 143,940 mechanical (HVAC) permits, 5,268 fire protection permits.
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Where they worked
| Address in source | Most recent permit |
|---|---|
| 5700 24TH AVE NW | 2026-10-26 |
| 2203 AIRPORT WAY S | 2026-10-22 |
| 2401 QUEEN ANNE AVE N | 2026-09-18 |
| 10701 4TH AVE NE | 2026-09-01 |
| 12736 33RD AVE NE | 2026-08-17 |
| 13401 MERIDIAN AVE N | 2026-08-11 |
| 5910 CORSON AVE S | 2026-07-21 |
| 2925 E MADISON ST | 2026-07-01 |
| 12359 LAKE CITY WAY NE | 2026-05-16 |
| 4201 WEST MARGINAL WAY SW | 2026-01-09 |
| 4550 42ND AVE SW | 2025-12-18 |
| 100 NW 85TH ST | 2025-12-17 |
| 5423 DELRIDGE WAY SW | 2025-11-07 |
| 104 17TH AVE S | 2025-11-04 |
73 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $500 to $246,155, median $19,238. 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 |
|---|---|---|
| Sea-Tac Electric Inc | 24 | 2019–2026 |
| Sea-Tac Electric | 19 | 2015–2026 |
| Boyer Electric Co | 15 | 2020–2026 |
| Ec Electric | 13 | 2015–2026 |
| Prime Electric | 11 | 2015–2026 |
| Entrance Controls Inc | 10 | 2015–2026 |
| Applied Technical Systems, Inc. | 9 | 2018–2026 |
| Froula Alarm Systems, Inc. | 9 | 2015–2026 |
Companies that also appear in Seattle permit records at addresses where Key Mechanical Company 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
125 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 7155921-ME | 2026-10-26 | Mechanical / HVAC | 5700 24TH AVE NW | HVAC Heat pump for new pharmacy remodel at QFC Per Plans | $15,543 |
| 7149358-ME | 2026-10-22 | Mechanical / HVAC | 2203 AIRPORT WAY S | Furnish and install (1) ductless cooling-only system | $13,498 |
| 7163319-RF | 2026-09-18 | Mechanical / HVAC | 2401 QUEEN ANNE AVE N | Refrigeration Equipment Install. Install (4) new condensing units, install (1) refrigeration walk-in cooler w/ (3) evaporative coils, and install (7) refrigerated merchandisers. | $95,911 |
| 7160648-RF | 2026-09-01 | Mechanical / HVAC | 10701 4TH AVE NE | Tenant improvement for new Trader Joes store. Covers all refrigeration work for scope of 7094327-CN | $246,155 |
| 7158407-RF | 2026-08-17 | Mechanical / HVAC | 12736 33RD AVE NE | Refrigeration permit for mechanical scope of permit 7158405-ME | $31,042 |
| 7150862-ME | 2026-08-11 | Mechanical / HVAC | 13401 MERIDIAN AVE N | Remove Existing Boiler and install (1) new KN10 boiler. | $12,578 |
| 7140448-ME | 2026-07-21 | Mechanical / HVAC | 5910 CORSON AVE S | Replacing (2) unit heaters with (2) heat pump split systems and (1) new ERV. per plans | $89,335 |
| 7151042-EL | 2026-07-01 | Electrical | 2925 E MADISON ST | Low volt scope of new grocery store | |
| 7144485-EL | 2026-05-22 | Electrical | 5910 CORSON AVE S | We are replacing two unit heaters with two heat pump split systems and installing one new ERV for outside air | |
| 7143433-RF | 2026-05-16 | Mechanical / HVAC | 12359 LAKE CITY WAY NE | Installing a new 2-ton Mitsubishi ductless heat pump | $18,000 |
| 7109940-ME | 2026-01-09 | Mechanical / HVAC | 4201 WEST MARGINAL WAY SW | Replace the server room cooling system for maintenance and to increase in efficiency. | $15,000 |
| 7121981-EL | 2025-12-18 | Electrical | 4550 42ND AVE SW | LV Scope of Refrigeration Permit #: 7121973-RF Run (4) LV lines to temp probes. | $1,381 |
| 7121973-RF | 2025-12-18 | Mechanical / HVAC | 4550 42ND AVE SW | Refrigeration equipment install. Install (1) 12ft multi-deck island, (2) self service end caps. | $19,238 |
| 7121756-EL | 2025-12-17 | Electrical | 100 NW 85TH ST | Relocate (10) Refrigerated Merchandisers. | $59,300 |
| 7121729-RF | 2025-12-17 | Mechanical / HVAC | 100 NW 85TH ST | Relocate 10 Existing Refrigerated Merchandisers. Run Condensate to Existing or GC Provided drains. | $53,913 |
| 7115665-RF | 2025-11-07 | Mechanical / HVAC | 5423 DELRIDGE WAY SW | Installing (4) heat pumps and (1) split air handling unit, per plan. | $23,600 |
| 7107912-ME | 2025-11-04 | Mechanical / HVAC | 104 17TH AVE S | Install heat pump and wall mounted fan coils, per plan. | $12,000 |
| 7096905-ME | 2025-10-20 | Mechanical / HVAC | 9125 RAINIER AVE S | Alterations to mechanical system on existing commercial building, per plans. | $30,000 |
| 7107901-RF | 2025-09-22 | Mechanical / HVAC | 104 17TH AVE S | Install (1) Heatpump. Install (4) Wall Mounted Fan Coils. | $12,000 |
| 7082656-ME | 2025-09-15 | Mechanical / HVAC | 1700 E MADISON ST | Mechanical scope of refrigeration permit #: 7057427-RF and 7040096-RF. | $105,000 |
| 7096306-ME | 2025-09-15 | Mechanical / HVAC | 5614 22ND AVE NW | HVAC Equipment Install. Install (1) heat pump on roof. Install (3) wall mounted units in recreation room. Install (1) ERV in the place of demo'd FCU-1. Tie ERV to existing duct ru | $26,958 |
| 7094651-ME | 2025-08-28 | Mechanical / HVAC | 2061 15TH AVE W | Alterations to mechanical system on existing commercial building, per plans. | $5,500 |
| 7102153-RF | 2025-08-18 | Mechanical / HVAC | 1451 NW 46TH ST | Replacing (3) Refrigerated Merchandisers. Running condensate to existing or GC provided floor hubs | $14,800 |
| 7102222-RF | 2025-08-18 | Mechanical / HVAC | 450 NE 71ST ST | Replacing 24' Deli Cases, Installing 20' Self Service Cases, Installing 4' Sandwich Case | $14,800 |
| 7102215-RF | 2025-08-18 | Mechanical / HVAC | 3610 S EDMUNDS ST | Replacing 22' Service Cases, Installing 18' Service Cases, Installing 4' Service Case | $14,800 |
| 7096358-RF | 2025-07-16 | Mechanical / HVAC | 5614 22ND AVE NW | Run refer lines from rooftop unit to 3 wall mounted units. Refrigeration scope of permit #7096306-ME. | $19,940 |
| 7094032-RF | 2025-07-02 | Mechanical / HVAC | 600 N 34TH ST | Refrigeration Equipment Install. Install 22' of refrigerated merchandisers. | $32,482 |
| 7094155-RF | 2025-07-02 | Mechanical / HVAC | 2230 E UNION ST | Replace 16' of deli cases and tie into existing system | $9,084 |
| 7094029-RF | 2025-07-02 | Mechanical / HVAC | 7504 AURORA AVE N | Refrigeration equipment install. Like-for-like swap of (2) refrigeration merchandisers. Install (1) new refrigerated case. | $19,145 |
| 7094023-RF | 2025-07-01 | Mechanical / HVAC | 2749 CALIFORNIA AVE SW | Like-for-like swap of (2) refrigerated merchandisers. | $19,145 |
| 7091550-RF | 2025-06-17 | Mechanical / HVAC | 4555 ROOSEVELT WAY NE | Refrigeration scope for TJ137 remodel under permit# 7061642-CN | $210,000 |
| 7080855-ME | 2025-06-16 | Mechanical / HVAC | 1600 E OLIVE WAY | Install (1) condensing unit on the roof. Install (1) walk-in freezer box on sales floor, per plans. | $43,000 |
| 7087947-RF | 2025-05-28 | Mechanical / HVAC | 5700 24TH AVE NW | REPLACE (1) REFRIGERATION MERCHANDISER. Attach to Existing Refrigeration Lines When Applicable. Run Condensate to Exisitng or GC Provided Sinks / Hubs. | $7,500 |
| 7087935-EL | 2025-05-27 | Electrical | 1531 NE 145TH ST | Low volt line for temp probe | $1,020 |
| 7072000-ME | 2025-05-12 | Mechanical / HVAC | 2700 AIRPORT WAY S | REPLACE EXISTING ERV WITH NEW ERV. TIE INTO EXISTING DUCT. | $15,525 |
| 7028538-ME | 2025-05-06 | Mechanical / HVAC | 1902 PIKE PL | Install HVAC equipment, mitsubishi heat pump. (1) 72K BTUH outdoor unit, and (2) 24K BTUH indoor units (DINING AREA) to commercial building per plans. | $24,164 |
| 7079765-RF | 2025-04-10 | Mechanical / HVAC | 1600 E OLIVE WAY | INSTALL (1) REFRIGERATED WALK-IN FREEZER. INSTALL (1) EVAPORATOR COIL. INSTALL (1) CONDENSING UNIT. RUN REF LINES BETWEEN COIL AND CONDENSING UNIT. | $43,000 |
| 7077706-EL | 2025-03-27 | Electrical | 1320 4TH AVE | Run (10) LV lines for temp sensors and controls | $6,800 |
| 7075360-RF | 2025-03-13 | Mechanical / HVAC | 1320 4TH AVE | Refrigeration scope of remodel. Put existing deli cooler and salad bar on new water cooled condensing units. New units to go in location of racks after they have been removed. | $12,300 |
| 7055294-ME | 2025-03-05 | Mechanical / HVAC | 707 S PLUMMER ST | Replace existing Heat Pump Package unit with like-for-like package unit, per plans. | $8,590 |
| 7071763-RF | 2025-02-25 | Mechanical / HVAC | 417 BROADWAY AVE E | INSTALL (1) REFRIGERATED FLORAL CASE. | $25,285 |
| 7071765-EL | 2025-02-21 | Electrical | 417 BROADWAY E | Low volt scope of Refr Permit#: 7071763-RF | $14,174 |
| 7061657-ME | 2025-02-18 | Mechanical / HVAC | 5201 GREEN LAKE WAY N | HVAC INSTALL. INSTALL OWNER PROVIDED EQUIPMENT: (2) HEAT PUMPS, (2) FAN COIL UNITS, (1) ERV, AND (5) ELECTRIC HEATERS. REFR SCOPE: 7061650-RF | $37,107 |
| 7070702-RF | 2025-02-18 | Mechanical / HVAC | 1902 PIKE PL | Refrigeration equipment install. Install (2) refrigerated cases, and (1) condensing units. | $12,500 |
| 7070631-EL | 2025-02-14 | Electrical | 8729 15TH AVE NW | LV Scope of Fire Station 35 - Permit #: 7053261-ME | $17,947 |
| 7053261-ME | 2025-02-14 | Mechanical / HVAC | 8729 15TH AVE NW | HVAC EQUIPMENT INSTALL. REPLACE EXISTING EF-5 WITH ROOF CAP PENT-HOUSE. INSTALL (3) OWNER PROVIDED PANASONIC WHISPERGREEN FANS. REPLACE EXISTING EF-6 WITH ROOF CAP PENT-HOUSE. INST | $126,380 |
| 7070636-RF | 2025-02-14 | Mechanical / HVAC | 8729 15TH AVE NW | REFRIGERATION SCOPE OF PERMIT #: 7053261-ME. | $47,858 |
| 7063233-ME | 2025-02-12 | Mechanical / HVAC | 700 5TH AVE | PROVIDED AND INSTALL 1 TON BTUH WSHP. TIE WATER PIPING TO BUILDING WATER LOOP. per plans | $39,320 |
| 7066501-EL | 2025-01-22 | Electrical | 1902 PIKE PL | Run (1) LV line for thermostat. | $34,351 |
| 7065873-RF | 2025-01-21 | Mechanical / HVAC | 6049 SEAVIEW AVE NW | Refrigeration equipment like-for-like replacement. Install (4) evap coils for walk-in box. Install (4) condensing units all under 400 lbs. | $41,598 |
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 →
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