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Get Promultifamily project · Seattle, WA
Multifamily General Building, Demolition, Electrical, Elevator, Fire Protection, Hvac/Mechanical work permitted November 18, 2024, with 82 permits through October 7, 2026, declaring $338,137,016 of work. Contractor on record: EC Electric.
Demolish existing apartment building per plan.
Seattle permit records name EC Electric, Cascade Integration and Prime Electric as the contractors on this project, among 22 contractors in all.
Phone numbers and the property owner are included with Pro, where the city publishes them.
The contractor on 1 permit issued in the last 30 days is included with Pro.
Commercial and multifamily, biggest first.
82 permits issued Nov 18 – Oct 7, newest first.
| Issued | Permit | Contractor | Value |
|---|---|---|---|
| applied Dec 1 | #7119030-EL Electrical · Electrical Fire alarm system upgrade in a three tower, 19 levels above grade and 6 levels of below grade parking/basement. System upgrade includes software and control panel line card updates to current and a replacement of all addressable devices. Status: Issued | Contractor with Pro | $601K |
#7162976-FS Fire Sprinkler and Suppression · Trade NORTHWEST FIRE SYSTEMS (NWFS) TO MODIFY EXISTING WET PIPE AUTOMATIC SPRINKLER SYSTEM TO ACCOMMODATE FOR NEW BATHROOM LAYOUT. Status: Completed | Northwest Fire Systems LLC | $2.6K | |
| applied Dec 26 | #7055630-ME Mechanical · Trade Provide and install DOAS system, per plan. Status: Issued | Not published | $332K |
#7155639-BP Boiler/Pressure Vessel · Trade CONSTRUCTION OF A 33-STORY SENIOR LIVING BUILDING, OVER SEVEN STORIES OF PODIUM, INCLUDING FIVE STORIES OF ABOVE & BELOW GRADE PARKING, AND ASSOCIATED INTERIOR & EXTERIOR AMENITY SPACES WITHIN THE SOUTHWEST PORTION OF THE HORIZON HOUSE CAMPUS. Status: Issued | Holmberg Mechanical | $17M | |
#7155640-BP Boiler/Pressure Vessel · Trade CONSTRUCTION OF A 33-STORY SENIOR LIVING BUILDING, OVER SEVEN STORIES OF PODIUM, INCLUDING FIVE STORIES OF ABOVE & BELOW GRADE PARKING, AND ASSOCIATED INTERIOR & EXTERIOR AMENITY SPACES WITHIN THE SOUTHWEST PORTION OF THE HORIZON HOUSE CAMPUS. Status: Issued | Holmberg Mechanical | $17M | |
#7155641-BP Boiler/Pressure Vessel · Trade CONSTRUCTION OF A 33-STORY SENIOR LIVING BUILDING, OVER SEVEN STORIES OF PODIUM, INCLUDING FIVE STORIES OF ABOVE & BELOW GRADE PARKING, AND ASSOCIATED INTERIOR & EXTERIOR AMENITY SPACES WITHIN THE SOUTHWEST PORTION OF THE HORIZON HOUSE CAMPUS. Status: Issued | Holmberg Mechanical | $17M | |
#7155679-BP Boiler/Pressure Vessel · Trade CONSTRUCTION OF A 33-STORY SENIOR LIVING BUILDING, OVER SEVEN STORIES OF PODIUM, INCLUDING FIVE STORIES OF ABOVE & BELOW GRADE PARKING, AND ASSOCIATED INTERIOR & EXTERIOR AMENITY SPACES WITHIN THE SOUTHWEST PORTION OF THE HORIZON HOUSE CAMPUS. Status: Issued | Holmberg Mechanical | $17M | |
| applied Jul 1 | #7150904-FS Fire Sprinkler and Suppression · Trade Replace the existing sprinkler system with new mains and branchlines to accommodate the new architectural design. Status: Issued | Columbia Fire | $51.8K |
#7155567-BP Boiler/Pressure Vessel · Trade CONSTRUCTION OF A 33-STORY SENIOR LIVING BUILDING, OVER SEVEN STORIES OF PODIUM, INCLUDING FIVE STORIES OF ABOVE & BELOW GRADE PARKING, AND ASSOCIATED INTERIOR & EXTERIOR AMENITY SPACES WITHIN THE SOUTHWEST PORTION OF THE HORIZON HOUSE CAMPUS. Status: Issued | Holmberg Mechanical | $17M | |
#7155682-BP Boiler/Pressure Vessel · Trade CONSTRUCTION OF A 33-STORY SENIOR LIVING BUILDING, OVER SEVEN STORIES OF PODIUM, INCLUDING FIVE STORIES OF ABOVE & BELOW GRADE PARKING, AND ASSOCIATED INTERIOR & EXTERIOR AMENITY SPACES WITHIN THE SOUTHWEST PORTION OF THE HORIZON HOUSE CAMPUS. Status: Issued | Holmberg Mechanical | $17M | |
| applied Apr 27 | #7140180-EL Electrical · Electrical 830643 - Horizon House. New 33 story high rise with electrical, low voltage and Fire Alarm systems [7/22/2026 BGO - Approved Plan Set; Fire Alarm Not Included under this record] Status: Issued | Veca Electric & Technologies, LLC | $24.3M |
#7154010-EL Electrical · Electrical Remodel unit Kitchen. Upgrade existing unit subpanel. Status: Completed | Cascade Integration | — | |
| applied Jun 15 | #7147771-EL Electrical · Electrical Horizon House University Café - Job 2002790: Upgrades to Power, Lighting, and HVAC for an existing Café. Site contact: Matt Peterson (425) 531-8592 [6/29/26 KEF - Plan set approved. Removed "Fire Alarm" from description of work per correspondence with EC.] Status: Issued | Prime Electric | $579K |
| applied Jun 11 | #7147427-EL Electrical · Electrical Building fire alarm system tenant improvement. Install 24 Speaker/strobes and 1 relay module tied to existing fire alarm system. Building monitored by existing AES wireless communicator. Status: Issued | Guardian Security Systems Inc | $7.3K |
| applied Jun 20 | #6962853-CN Addition/Alteration · Building Construct interior alterations in residential building on level 1 for a cafe (Horizon House) occupy per plan. Status: Issued | Not published | $300K |
#7145951-EL Electrical · Electrical Horizon House - Job 2002790: Temp Power for Bistro and Chef/s Cook Table. Status: Issued | Prime Electric | — | |
#7144164-EL Electrical · Electrical Demo existing decommisioned indicator panel and replace with distech controller. Extend Branch Circuit. Install 2x new tablet dispys under desk. Job 836855 Status: Completed | EC Electric | — | |
#7140748-EL Electrical · Electrical 830643 - Branch circuit revisions for lighting/power for sales unit mock up. Status: Issued | Veca Electric & Technologies, LLC | — | |
#7135362-EL Electrical · Electrical Horizon House - Chiller Work - Job 8001025: Feeders to (1) Chiller and (2) Chilled Water Pumps. Connection to this equipment. Installation of breakers and disconnects. Feeders are existing and being reused. Status: Issued | Prime Electric | — | |
| applied Sep 16 | #7099106-ME Mechanical · Trade Remove and replace existing HVAC system, per plan Status: Issued | Not published | $261K |
#7131308-EL Electrical · Electrical Wiring to DDC controller, heat pump and T-Stats. Job 835520 Status: Completed | EC Electric | — | |
#7131309-EL Electrical · Electrical Conduit and Low Voltage wiring to 6x exhaust fans on roof. Remove and replace existing DDC enclose with bigger encloser. Install 6x duct static devices on 5th floor. Job 835095 Status: Completed | EC Electric | — | |
#7125482-EL Electrical · Electrical Status: Completed | EC Electric | — | |
#7124905-EL Electrical · Electrical Status: Completed | Cascade Integration | — | |
| applied Jan 6 | #7122277-CY Conveyance · Trade Decommissioning Elevator #7 - Building demo scheduled for Q1 2026 EQP-SI-04165 / EQP-CY-01710 Construction Decommission Permit 6898714-DM Status: Completed | Kone | $50K |
| applied Jan 6 | #7122290-CY Conveyance · Trade Decommission elevator #6, Building demo scheduled for Q1 2026. EQP-SI-04165 / EQP-CY-01709 Construction Decommission Permit 6898714-DM Status: Completed | Kone | $50K |
#7123053-EL Electrical · Electrical Change panel out and add new lightging. Status: Completed | Cascade Integration | $9K | |
#7120866-EL Electrical · Electrical conduit and cable for 2 cameras installed by others. Job 836602 Status: Completed | EC Electric | $7K | |
| applied Aug 1 | #6971406-PH New · Building Phased project: Construct high rise residential building addition (west tower) occupy per plan. Mechanical included. Status: Issued | Not published | $112M |
| applied May 8 | #6898714-DM Demolition · Demolition Demolish existing apartment building per plan. Status: Completed | Not published | $180M |
| applied Nov 12 | #7116248-EL Electrical · Electrical Building fire alarm system tenant improvement. Install new strobe devices and tie into the existing PAD4-9A remote power supply for change of use for a portion of the 3rd floor from assisted living to mercantile tenant improvement space. Existing devices to remain as indicated. Building is… Status: Completed | Guardian Security Systems Inc | $7.3K |
#7118561-EL Electrical · Electrical Install (1) heat trace circuit. Wiring from panel breaker to controller location by others. Job# 836516 Status: Completed | EC Electric | $4.3K | |
#7118109-EL Electrical · Electrical Fire alarm relay for door access control - 1 device. Status: Completed | Guardian Security Systems Inc | $2.6K | |
#7117485-EL Electrical · Electrical Horizon House Grease Waste - Job 8001089: Project accommodate heat trace for the added grease waste connections at Horizon House. Site contact: Chris Ward (425) 221-6614 Status: Issued | Prime Electric | $10.3K | |
#7117157-EL Electrical · Electrical (9) Four Pipe FCU: IP Controller, Transformer, BAS to enable and monitor fan, CHW Valve, HW valve, Zone sensor. Job 836559. Status: Completed | EC Electric | $8K | |
| applied Nov 5 | #7114521-CY Conveyance · Trade decommission landing on elevator 8 EQP-SI-04165 / EQP-CY-06740 (2021 SBC = 2019 A17.1 = 2023 NEC/SEC = 2020 A18.1) Status: Completed | Artline | $20.7K |
| applied Oct 29 | #7114049-FS Fire Sprinkler and Suppression · Trade Modify the existing fire sprinkler system for new occupancy hazards. (41 Pendents) Status: Completed | Columbia Fire | $33K |
#7114369-EL Electrical · Electrical 6 devices Status: Completed | Guardian Security Systems Inc | $5.9K | |
#7113983-EL Electrical · Electrical "Run Cat 6 cable to 3x VAV's and install 1x Network Switch and install Distech IP controllers, DAT sensors and zone sensors for the (3) VAVs. " Job 836512 Status: Completed | EC Electric | $2K | |
#7113014-EL Electrical · Electrical Horizon House Condenser Unit - Job 8001091: Project includes demo of existing power and relocation of rooftop units for Horizon House. Site contact: Lauren Charbonneau (206) 382-5498 Status: Completed | Prime Electric | $102K | |
#7111720-FS Fire Sprinkler and Suppression · Trade Add and relocate sprinklers for new walls and ceilings Status: Issued | Columbia Fire | $7K | |
#7111084-EL Electrical · Electrical Horizon House West Tower sprinkler heat trace monitoring and programming changes for demo work. 3 devices. Status: Completed | VECA Electric | $4.3K | |
#7110539-EL Electrical · Electrical Install (1) heat trace circuit. Job# 836455 Status: Completed | EC Electric | $5.4K | |
| applied Aug 12 | #7101026-FS Fire Sprinkler and Suppression · Trade MODIFY THE EXISTING FIRE SPRINKLER SYSTEM TO ACCOMMODATE THE EXISTING PIPE AND HEADS TO BE REMOVED AND REPLACED W/ NEW COMPONENTS THAT MATCH THE EXISTING SYSTEM (PIPE SIZE/TYPE, K-FACTOR OF HEADS, ETC) Status: Completed | Columbia Fire | $43.9K |
| applied Sep 24 | #7108498-EL Electrical · Electrical KP (23) - 1200Amp Temp Power Distribution system for construction of new building. 8/27/2026 jnl renewal Status: Issued | Veca Electric & Technologies, LLC | $635K |
| applied Jun 9 | #7082181-CN Addition/Alteration · Building Change of use from assisted living to mercantile to portion of 3rd level (no construction proposed) and occupy per plan. Status: Completed | Not published | $500 |
| applied Sep 11 | #7105786-CY Conveyance · Trade EQP-SI-04165 / EQP-CY-01986 (2021 SBC = 2019 A17.1 = 2023 NEC/SEC = 2020 A18.1) The entrances on this job were installed originally when the building was built. Entrances ie Jambs, headers doors are installed. As of now the landing currently has false wall in front of the entrances. Hall buttons… Status: Completed | Artline | $20.7K |
| applied Sep 11 | #7105790-CY Conveyance · Trade The entrances on this job were installed originally when the building was built. Entrances ie Jambs, headers doors are installed. As of now the landing currently has false wall in front of the entrances. Hall buttons and Position indicators are also installed originally. Currently the elevator… Status: Completed | Artline | $20.7K |
#7104090-EL Electrical · Electrical Will provide Horizon House with an integrated AV system to support three conference spaces on Level 2. Meeting Room 297, Activity Room and AV Rack Room. Status: Completed | Jaymarc AV | $158K | |
| applied Jun 17 | #7091737-EL Electrical · Electrical Replace Fire Pump Controller Like for Like [8/13/25 KEF - Plan review consisted of a site visit and inspection.] Status: Completed | Datskiy Electric LLC | $6.5K |
| applied Jul 28 | #7097825-EL Electrical · Electrical In the North Tower, replacing (1) 400A-3p breaker with (1) 200A-2p breaker to feed new 150KVA transformer located in Parking Level B3. Installing (1) 400A Panel that will feed (12) EV chargers. In Central Tower, Using an existing 200A spare breaker in SWBD#3, breaker will feed new 200A panel… Status: Completed | Not published | $89.7K |
| applied May 22 | #7084894-ME Mechanical · Trade Furnish and install (14) fan coil units and (2) exhaust fans to serve L2 executive offices, per plan. no DOAS system due to code mod Status: Completed | Not published | $113K |
#7098373-EL Electrical · Electrical Full unit remodel. Status: Completed | Cascade Integration | $28K | |
| applied Dec 20 | #7055690-ME Mechanical · Trade Replace the existing air-cooled chiller with a water-cooled chiller and furnish and install a chilled water pump expansion tank, buffer tank, and air separator. Furnish and install new FCU's per plans Status: Completed | Not published | $295K |
#7098479-EL Electrical · Electrical Update lighting and add wash dryer circuit. Status: Completed | Cascade Integration | $10K | |
| applied Apr 17 | #7081023-FS Fire Sprinkler and Suppression · Trade New fire protection connection from North Tower pump to Central Tower dry valve with PRV install; existing supply to be capped & abandoned. Status: Completed | Patriot Fire Protection, Inc. | $46K |
#7095555-EL Electrical · Electrical 438221 Load Bank generator testing, 2 generators. Status: Completed | OEG, Inc | $4.8K | |
#7095498-EL Electrical · Electrical Job number 8001061 - Demo, Egress lighting - contact Chris Ward (425) 221-6614 Status: Completed | Prime Electric | $25K | |
| applied Jun 9 | #7090125-EL Electrical · Electrical TI to the existing FA system; demo of 33 devices, relocation of 10, and add 24 new notification devices. 6/11/2025 jnl - Joint venture with Prime Electrical Status: Completed | Siemens BLDG Technologies Inc | $10K |
| applied Mar 12 | #7069287-CN Addition/Alteration · Building Construct tenant improvements to existing commercial building at level 2 (Central Tower) per plan. Status: Completed | Not published | $600K |
#7090504-EL Electrical · Electrical Job 8001025: Low voltage cabling. Site contact: Chris Ward (425) 221-6614 Status: Completed | Prime Electric | $5K | |
#7088264-EL Electrical · Electrical Install new Network switch and Panel. 1x Flow Meter, 3 Well Temp Sensors. 1x DP Switch, 2x CHW Valves, 8x Four Pipe FCU, IP Controller, Transformer, HW Valve Job 836235 Status: Completed | EC Electric | $18K | |
#7086056-EL Electrical · Electrical Job 8001025: Provide temporary power for the 2nd level renovations. (2 ea.) 50A pigtails. Contact: James Kawabata 425-351-2120 Status: Completed | Prime Electric | $5K | |
| applied Apr 21 | #7079890-ME Mechanical · Trade 5t HP Heat Pump like for like equipment replacement on the roof, per plan. Status: Issued | UMC, Inc. | $9K |
| applied May 12 | #7084905-RF Refrigeration · Trade Install refrigeration piping for (1) 16-ton condensing unit, (1) 12-ton condensing unit, and (1) 6-ton condensing unit. Status: Completed | Hermanson Company | $262K |
| applied Apr 21 | #7081606-FS Fire Sprinkler and Suppression · Trade Modify the existing Fire sprinkler system to accommodate the new walls and ceilings per the architectural drawings. Reroute new pipe ( no pipe size changes ) and reconnect to existing outlet and valves in stairway. Status: Completed | Columbia Fire | $28.2K |
#7083151-EL Electrical · Electrical Job 8001039: 4,909 sq ft renovation of 2nd level executive offices, no voltages above 208V. Contact: James Kawabata 425-351-2120 Status: Completed | Prime Electric | $160K | |
| applied Apr 24 | #7082407-RF Refrigeration · Trade Refrigeration permit for new line set Status: Issued | UMC, Inc. | $8K |
#7080482-EL Electrical · Electrical Kitchen hood suppression system is being upgraded. New system must meet current standards. Appliance shutdowns, exhaust fan comes on, use existing water wash system to accomplish. Status: Completed | Staudt Electric | $6K | |
#7080324-EL Electrical · Electrical Add 1x DDC Controller and 2x Sensors Job 836152 Status: Completed | EC Electric | $6.5K | |
#7080321-EL Electrical · Electrical Job 8001025: Renovation of 2nd level offices, no voltages above 208V. 4,700 sq ft. Contact: James Kawabata 425-351-2120 Status: Completed | Prime Electric | $160K | |
#7077353-EL Electrical · Electrical Unit remodel and panel change. Status: Completed | Cascade Integration | $20K | |
| applied Feb 10 | #7069379-FS Fire Sprinkler and Suppression · Trade Upgrade of kitchen fire suppression system. Replace current water based system with UL300 compliant wet chemical system Status: Completed | Vulnix Fire Protection | $5K |
| applied Feb 4 | #7068582-FS Fire Sprinkler and Suppression · Trade CLEAN AGENT FIRE SUPPRESSION SYSTEM FOR THE IT AND THE TELCO ROOMS Status: Completed | Suppression Systems Inc. | $28K |
| applied Jan 21 | #7066372-FS Fire Sprinkler and Suppression · Trade Existing fire pump controller to be removed and replaced with new Eaton FD/FT30, across-the-line fire pump controller. 3/14/25 SK add joint venture DATSKIY ELECTRIC LLC Status: Completed | Siemens | $29K |
#7065927-EL Electrical · Electrical LOW VOLTAGE DETECTION AND CONTROLS FOR CLEAN AGENT FIRE SUPPRESSION SYSTEM IN THE IT ROOM AND THE TELCO ROOM[6/17/2025 JBC This permit has had Seattle Fire Department Review completed under related permit #7068582-FS, ok Fees]. Status: Completed | Suppression Systems Inc. | $23K | |
#7065830-EL Electrical · Electrical Upgrade the lighting and replace outlets and switches. Status: Completed | Cascade Integration | $8K | |
#7064474-EL Electrical · Electrical Lighting upgrades. Status: Completed | Cascade Integration | $6K | |
#7063688-EL Electrical · Electrical Unit remodel. Status: Completed | Cascade Integration | $11K | |
#7062691-EL Electrical · Electrical Northwest Fire Systems will be relocating 1 speaker strobe. Status: Completed | Northwest Fire Systems LLC | $2K | |
#7060959-EL Electrical · Electrical Lighting update. Status: Completed | Cascade Integration | $18K | |
| applied Nov 1 | #7054244-FS Fire Sprinkler and Suppression · Trade 2 Ventless griddle, range, units each with a Buckeye BFR-5 Kitchen Mister UL 300 compliant kitchen fire suppression systems come installed from the factory need to commission both units. Status: Completed | Vulnix Fire Protection | $3K |
In Seattle, biggest first.