COMPANY RECORD · SEATTLE, WA
Macdonald Miller Facility Solutions LLC — permit history in Seattle, WA
Macdonald Miller Facility Solutions LLC appears on 1,843 Seattle permit records from 2015 through 2026, most often mechanical / hvac (76.4% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 1408 | 76.4% |
| Electrical | 435 | 23.6% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 11 |
| 2018 | 92 |
| 2019 | 195 |
| 2020 | 217 |
| 2021 | 234 |
| 2022 | 158 |
| 2023 | 236 |
| 2024 | 241 |
| 2025 | 230 |
| 2026 | 222 |
Busiest year on record: 2024, with 241 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 |
|---|---|
| 3920 OKANOGAN LN NE | 2026-10-29 |
| 1420 5TH AVE | 2026-10-28 |
| 700 DEXTER AVE N | 2026-10-28 |
| 1101 WESTLAKE AVE N | 2026-10-28 |
| 1616 EASTLAKE AVE E | 2026-10-28 |
| 1201 3RD AVE | 2026-10-27 |
| 900 PINE ST | 2026-10-27 |
| 721 PINE ST | 2026-10-27 |
| 6333 1ST AVE S | 2026-10-26 |
| 600 BROADWAY | 2026-10-22 |
| 6901 SAND POINT WAY NE | 2026-10-21 |
| 2001 8TH AVE | 2026-10-20 |
| 2401 UTAH AVE S | 2026-10-19 |
| 2101 N 34TH ST | 2026-10-16 |
497 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $30,000,000, median $14,000. 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 |
|---|---|---|
| Titan Electric Inc | 96 | 2015–2026 |
| Ec Electric | 91 | 2015–2026 |
| Prime Electric | 82 | 2015–2026 |
| Cochran Inc | 70 | 2016–2026 |
| Mckinstry Co LLC | 66 | 2015–2026 |
| Veca Electric & Technologies, LLC | 63 | 2015–2026 |
| Guardian Security Systems Inc | 56 | 2015–2026 |
| Pride Electric, Inc | 45 | 2018–2026 |
Companies that also appear in Seattle permit records at addresses where Macdonald Miller Facility Solutions LLC 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
1,843 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 7167749-ME | 2026-10-29 | Mechanical / HVAC | 3920 OKANOGAN LN NE | 1. Replacement of two (2) existing condenser water pumps with new like-for-like pumps connected to the existing condenser water supply and return piping. The pumps weigh less than | $38,500 |
| 7163396-ME | 2026-10-28 | Mechanical / HVAC | 1420 5TH AVE | REPLACE EXISTING PTAC UNIT WITH NEW DUCTLESS SPLIT SYSTEM TO SERVE ELEVATOR MACHINE ROOM. per plans | $16,250 |
| 7169462-RF | 2026-10-28 | Mechanical / HVAC | 700 DEXTER AVE N | INSTALL (22) CEILING CASSETTE VRF UNITS AND ASSOCIATED REFRIGERANT AND CONDENSATE PIPING. RELOCATE (3) BRANCH BOXES. | $0 |
| 7169467-RF | 2026-10-28 | Mechanical / HVAC | 700 DEXTER AVE N | - INSTALL (7) NEW DUCTED FAN COIL VRF UNITS, FILTER BOX, AND ASSOCIATED REFER PIPING FROM BRANCH CONTROLLER. | $0 |
| 7169235-RF | 2026-10-28 | Mechanical / HVAC | 1101 WESTLAKE AVE N | install one 4.42-ton compressor for AC units. | $1 |
| 7159170-ME | 2026-10-28 | Mechanical / HVAC | 700 DEXTER AVE N | Install (6) new VRF fan coil units, per plan. | $61,339 |
| 7167360-ME | 2026-10-28 | Mechanical / HVAC | 1616 EASTLAKE AVE E | REPLACE EXISTING FAILED SPLIT SYSTEM RUNIT WITH LIKE-FOR0LIKE SYSTEM SERVING EXISTING IDF ROOM. | $10,000 |
| 7166427-ME | 2026-10-27 | Mechanical / HVAC | 1201 3RD AVE | Demo and replace (4) water source heat pump units. Adding (2) Fire dampers in existing floor penetrations per plans | $28,591 |
| 7164089-ME | 2026-10-27 | Mechanical / HVAC | 900 PINE ST | FURNISH AND INSTALL (3) NEW VAV BOXES AND ASSOCIATED DUCTWORK AND DIFFUSERS. - FURNISH AND INSTALL (1) NEW INLINE EXHAUST FAN, TYING INTO EXISTING EXHAUST. | $48,790 |
| 7169382-EL | 2026-10-27 | Electrical | 721 PINE ST | Replacement of (3) 50 HP 480 volt frequency drives for the chilled water pumps | |
| 7169227-EL | 2026-10-26 | Electrical | 6333 1ST AVE S | Installation of new 50 amp receptacle. | |
| 7160664-ME | 2026-10-22 | Mechanical / HVAC | 600 BROADWAY | Install 1 new WSHP and 1 transfer fan for IT server room. Relocate existing diffusers and grilles as noted on plana. Rebalance airflow as noted on plans and schedules. | $49,130 |
| 7167065-ME | 2026-10-21 | Mechanical / HVAC | 6901 SAND POINT WAY NE | Install (1) ductless split A/C unit to serve an IDF equipment room, STFI (Subject to Field Inspection) | $17,200 |
| 7168282-EL | 2026-10-20 | Electrical | 2001 8TH AVE | Furnish and install controllers for (29) VAVs and (1) Heat Pump and associated low voltage wiring Floor 25 | |
| 7168262-EL | 2026-10-20 | Electrical | 2001 8TH AVE | Furnish and install (30) VAV controllers and associated low voltage wiring Floor 24 | |
| 7151508-ME | 2026-10-19 | Mechanical / HVAC | 2401 UTAH AVE S | - DEMO AND REPLACE (18) WATER SOURCE HEAT PUMPS. - DISCONNECT AND RECONNECT EXISTING DUCTWORK, ELECTRICAL, CONDENSATE AND CONDENSER WATER PIPING, AND INSTALL NEW HOSE KITS. | $182,246 |
| 7167894-EL | 2026-10-16 | Electrical | 2101 N 34TH ST | Furnish and install (1) JACE 9000 controller Re-land existing control wiring new HVAC unit Furnish and install (1) new unitary controller for garage exhaust fan and associated wiri | |
| 7167242-RF | 2026-10-14 | Mechanical / HVAC | 6901 SAND POINT WAY NE | Install (1) ductless split system A/C unit to serve an IDF equipment room. | $0 |
| 7167379-EL | 2026-10-14 | Electrical | 1203 ALASKAN WAY | Replace existing 7.5-ton split system with indoor and outdoor units Installing one outdoor unit of 480V 3Phase 25Amp Installing one indoor unit 208/230V 3Phase and MCA 100Amps with | |
| 7166837-RF | 2026-10-10 | Mechanical / HVAC | 2024 3RD AVE | DEMO EXISTING HEAT PUMP. PROVIDE AND INSTALL REPLACEMENT HEAT PUMP OF THE SAME SIZE. RE-USE EXISTING REFRIGERANT LINES. PROVIDE AND INSTALL NEW DUCTWORK AND DIFFUSERS. | $30,000 |
| 7166817-EL | 2026-10-09 | Electrical | 837 N 34TH ST | Disconnect/ Reconnect Line voltage for new Rooftop Unit like in kind. | |
| 7166339-EL | 2026-10-07 | Electrical | 2801 1ST AVE | Isolate and remove existing unit Provide and install new unit: o Model #P-R-SKYPAK-2808-E-12-LSR o 2.5-ton cooling (R454B refrigerant) o 7.5KW electric heater | |
| 7166347-EL | 2026-10-07 | Electrical | 2801 1ST AVE | Isolate and remove existing unit | Provide and Install new unit: o Model #P-R-SKYPAK-2808-E-12-LSR o 2.5-ton cooling (R454B refrigerant) o 7.5KW electric heater | |
| 7166319-EL | 2026-10-07 | Electrical | 2801 1ST AVE | Isolate and remove existing unit Provide and install new unit o Model #P-R-SKYPAK-2808-E-12-LSR o2.5-ton cooling (R454B refrigerant) o7.5KW electric heater | |
| 7166374-EL | 2026-10-07 | Electrical | 747 BROADWAY | Install of split unit with (1) outdoor and (2) indoor units. WORK LOCATION: Level A Doctor's Garage, MS-A07 | FLOOR: Level A | SUITE NUMBER: MS-A07 | |
| 7166367-EL | 2026-10-07 | Electrical | 2801 1ST AVE | Isolate and demo existing unit Provide and install new unit: o Model #P-R-SKYPAK-2808-E-12-LSR o 2.5-ton cooling (R454B refrigerant) o 7.5KW electric heater | |
| 7166360-EL | 2026-10-07 | Electrical | 2801 1ST AVE | Isolate and remove existing unit Provide and install new unit: o Model #P-R-SKYPAK-2808-E-12-LSR o 2.5-ton cooling (R454B refrigerant) o 7.5KW electric heater | |
| 7165125-ME | 2026-10-06 | Mechanical / HVAC | 701 5TH AVE | INSTALL (1) NEW TRANSFER FAN WITH ASSOCIATED DUCTWORK, GRILLE, AND THERMOSTAT. INSTALL (1) NEW DOOR GRILLE - SUBJECT TO FIELD INSPECTION (STFI) | $3,940 |
| 7156082-ME | 2026-10-05 | Mechanical / HVAC | 2001 8TH AVE | FLOOR 24: DEMO (4) CHILLED WATER FANCOIL UNITS, (1) RELIEF FAN, (2) TRANSFER FANS, AND ASSOCIATED THERMOSTATS, PIPING, DUCTWORK, GRILLES, REGISTERS AND DIFFUSERS. RELOCATE (10) VAV | $254,216 |
| 7159890-ME | 2026-10-05 | Mechanical / HVAC | 1201 3RD AVE | REPLACE (7) EXISTING SERIES VAV BOXES. (2) OF THESE BOXES ARE TO BE RELOCATED. DISCONNECT AND RECONNECT TO EXISTING ELECTRICAL, CONTROLS, AND DUCTWORK. ADD (2) WATER SENSORS, REBAL | $36,250 |
| 7165694-EL | 2026-10-02 | Electrical | 3815 S OTHELLO ST | Removal, relocation, and installation of devices Modification of lighting controls to a single occupancy sensor and rewire switching for 3-way Install new lighting per owner Reconn | |
| 7156075-ME | 2026-10-02 | Mechanical / HVAC | 325 9TH AVE | REPLACE HEATING HOT WATER ISOLATION VALVES AND STEAM TRAPS, PER PLAN. | $258,034 |
| 7154947-ME | 2026-09-30 | Mechanical / HVAC | 1550 N 115TH ST | Replace (2) HVAC pneumatic control air compressors with (1) new air compressor, per plan. | $66,835 |
| 7165005-EL | 2026-09-29 | Electrical | 1932 1ST AVE | Remove existing inline fan Provide and install (1) new similar 115v inline fan | |
| 7164629-EL | 2026-09-28 | Electrical | 1201 3RD AVE | Disconnect and reconnect low voltage controls | |
| 7162902-EL | 2026-09-25 | Electrical | 3200 W COMMODORE WAY | Demo existing electrical room panels and main breaker to meter packs and demo meter packs Install new 1200A rated meter pack distribution system. Install new electric room per prin | $34,000 |
| 7163863-RF | 2026-09-23 | Mechanical / HVAC | 1420 5TH AVE | REPLACE EXISTING PTAC UNIT WITH NEW DUCTLESS SPLIT SYSTEM TO SERVE ELEVATOR MACHINE ROOM. | $0 |
| 7163820-EL | 2026-09-22 | Electrical | 1521 2ND AVE | Installing heat trace on drain pipe | |
| 7163399-EL | 2026-09-18 | Electrical | 1600 7TH AVE | Pulling new CAT6e cable to new units on Nordstroms floors for future | |
| 7163398-EL | 2026-09-18 | Electrical | 415 1ST AVE N | Provide and install one new frontend controller Provide and install new unitary controller for valve control and associated wiring | |
| 7147251-ME | 2026-09-18 | Mechanical / HVAC | 911 WESTERN AVE | Add and relocate VAVs as required for new tenant layout including associated ductwork and GRDS | $44,000 |
| 7162944-BP | 2026-09-17 | Mechanical / HVAC | 3920 OKANOGAN LN NE | Provide and install the air receiver AR-1 in the level B mechanical room of the UW ATG Cold Lab building | $4,772 |
| 7153583-ME | 2026-09-16 | Mechanical / HVAC | 1229 MADISON ST | REPLACE (3) HEAT PUMP SPLIT SYSTEMS IN THE SAME LOCATION WITH SAME OR APPROVED MAKE AND MODEL, PER PLAN. | $94,453 |
| 7162559-BP | 2026-09-16 | Mechanical / HVAC | 2030 WESTERN AVE | Replacement of 120 gallon storage tank | $13,457 |
| 7162915-EL | 2026-09-16 | Electrical | 1317 MADISON ST | Altering feeders | |
| 7162449-BP | 2026-09-15 | Mechanical / HVAC | 2030 WESTERN AVE | Replacement of two 120 gallon storage tanks | $13,475 |
| 7159845-ME | 2026-09-14 | Mechanical / HVAC | 4800 SAND POINT WAY NE | Install (1) fan-powered VAV box with electric heat, 9 supply air diffusers, and 3 return air grilles. Install new supply air ducts and modify existing supply air ducts, per plan. | $31,500 |
| 7153758-ME | 2026-09-10 | Mechanical / HVAC | 12513 LAKE CITY WAY NE | Demo and replace (1) RTU per plans | $31,639 |
| 7162123-EL | 2026-09-10 | Electrical | 219 TERRY AVE N | Add (1) new dedicated 208v 1phase 20amp wall outlet | |
| 7161483-RF | 2026-09-08 | Mechanical / HVAC | 1550 N 115TH ST | Install of refrigerant split system. | $0 |
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.
Questions about Macdonald Miller Facility Solutions LLC
What permits has Macdonald Miller Facility Solutions LLC filed in Seattle?
1,843 building and trade permits on record from 2015 through 2026, most often mechanical / hvac (76.4% of the record).
When did Macdonald Miller Facility Solutions LLC last file a permit in Seattle?
The most recent permit on record was issued 2026-10-29: mechanical / hvac at 3920 OKANOGAN LN NE.
Where does Macdonald Miller Facility Solutions LLC work?
497 distinct Seattle addresses appear on its permits.
Search these records
The 1,843 permits above are a static record through 2026. Select a year above to open that year’s records, or search Macdonald Miller Facility Solutions LLC 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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