HISTORIC SEATTLE PRESERVATION DEVELOPMENT AUTHORIT — public works contracts
261 public works projects and 312 intents to pay prevailing wages name HISTORIC SEATTLE PRESERVATION DEVELOPMENT AUTHORIT as the awarding agency, in the L&I file of Oct 1, 2026. L&I classes it as: Public Development Authority.
Bidding, hiring a subcontractor or checking a competitor? A dated public works report ($19) on one contractor — or an agency's awards, every month.
Intents filed, by year
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|
| 9 | 5 | 16 | 17 | 15 | 34 | 28 | 33 | 42 | 30 |
Latest contracts (179)
| Intent filed | Contract | Prime contractor | Amount declared |
|---|---|---|---|
| Sep 3, 2026 | Good Arts Interior Door P2603044 | EASTON SERVICES CORPORATION | $6,900 |
| Aug 20, 2026 | Auburn Carnegie Library Auburn Carnegie Library | ECO ENVIRONMENTAL SERVICES INC | $19,781 |
| Aug 19, 2026 | Washington Hall Window Cleaning WH9272023 | SOUND CLEANING RESOURCES INC | $4,133 |
| Aug 12, 2026 | Underground Heating Oil Storage Tank Removal Auburn Carnegie Library | DIANE'S TANK REMOVAL SRVCS LLC | $12,150 |
| Jul 28, 2026 | tree pruning 1 | OVERSTORY TREE CARE LLC | $2,700 |
| Jul 16, 2026 | Good Arts Window Cleaning QT-003969GA | SOUND CLEANING RESOURCES INC | $6,081 |
| Jul 14, 2026 | GSC Apt 506 Painting GSC Apt 506 Painting | A1 PRO PAINTING LLC | $5,300 |
| Jun 19, 2026 | GSC #506 LIVING The Good Shepherd Center | PRO FLOORING LLC | $8,404 |
| Jun 18, 2026 | GSC #506 UNISEX BATHROOM The Good Shepherd Center | PRO FLOORING LLC | $2,117 |
| Jun 18, 2026 | STRETCH CARPET SIGNED QUOTE | GREAT FLOORS | $8,550 |
| Jun 18, 2026 | GSC #506 LIVING The Good Shepherd Center | PRO FLOORING LLC | $8,404 |
| Apr 30, 2026 | Good Arts Bldg Basement Waterproofing Phase 2 27407.002 | Schultis Sundberg Inc. | $195,815 |
| Mar 30, 2026 | Cadillac Window Washing 17 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Mar 12, 2026 | The Good Arts Building Cleaning Services The Good Arts Building Cleaning Services | SOUND CLEANING RESOURCES INC | — |
| Mar 2, 2026 | GSC APT 506 TUB REPLACEMENT GSC APT 506 TUB REPLACEMENT | REVIVAL PLUMBING SOLUTIONS LLC | $7,336 |
| Dec 23, 2025 | The Good Arts Building Window Cleaning, Historic Seattle QT-002469 - The Good Arts Building | SOUND CLEANING RESOURCES INC | $6,081 |
| Dec 23, 2025 | Dearborn House Roof Blowing, Gutter Cleaning, Downspout Flushing, Historic Seattle QT-002402 - Dearborn House | SOUND CLEANING RESOURCES INC | $2,199 |
| Dec 23, 2025 | The Good Arts Building Downspout Replacement, Historic Seattle QT-002467 � The Good Arts Building | SOUND CLEANING RESOURCES INC | $2,349 |
| Dec 9, 2025 | (title withheld) 25063-JW | MACDONALD-MILLER FAC SOLNS LLC | $280,219 |
| Nov 25, 2025 | THE GOOD ARTS BUILDING NA | CENTIMARK CORPORATION | — |
| Nov 2, 2025 | Floor Refinish 10325 | SOUND HARDWOOD SOLUTIONS LLC | $1,750 |
| Oct 29, 2025 | The Garden House - AC Addition 55-005 | MACDONALD-MILLER FAC SOLNS LLC | $48,125 |
| Oct 9, 2025 | 80067-1 Auburn Carnagie 80067-1 Historic Seattle | GUARDIAN SECURITY SYSTEMS INC | $2,254 |
| Oct 9, 2025 | Garden House Rehabilitation Phase 2 101025GH | CDK CONSTRUCTION LLC | $660,763 |
| Sep 27, 2025 | arborvitae removal 01 | OVERSTORY TREE CARE LLC | $1,225 |
| Sep 23, 2025 | Cadillac Window Washing 16 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Sep 23, 2025 | Cadillac Hotel-Boiler Rebuild 25062JW | MACDONALD-MILLER FAC SOLNS LLC | $57,231 |
| Aug 11, 2025 | (title withheld) The Good Shepherd Center | PRO FLOORING LLC | $1,994 |
| Aug 3, 2025 | Floor Restoration 62625 | SOUND HARDWOOD SOLUTIONS LLC | $16,000 |
| Aug 1, 2025 | (title withheld) 25089-JW | MACDONALD-MILLER FAC SOLNS LLC | $30,326 |
| Jun 17, 2025 | Good Shepherd Center Turnover Cleaning, Historic Seattle GSCUN505 | SOUND CLEANING RESOURCES INC | $379 |
| Jun 14, 2025 | APT 505 PAINTING, Good Shepherd Center GSCUN505PNT | A1 PRO PAINTING LLC | $6,354 |
| May 17, 2025 | Cadillac Hotel Alley Doors MFM516CAD | NEW ELEMENT LLC | $9,699 |
| Apr 1, 2025 | Cadillac Hotel CLG Tower Refur 24154JW | MACDONALD-MILLER FAC SOLNS LLC | $43,746 |
| Mar 25, 2025 | Good Arts Fire Panel Replacement GAJB00470699 | PYE-BARKER FIRE AND SAFETY LLC | $15,953 |
| Mar 21, 2025 | Dearborn Gutter Repair DH32125 | SOUND CLEANING RESOURCES INC | $930 |
| Mar 10, 2025 | Cadillac Window Washing 15 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Feb 7, 2025 | Dearborn Roof Cleaning DH27225 | SOUND CLEANING RESOURCES INC | $3,738 |
| Jan 31, 2025 | Elm pruning 3 | OVERSTORY TREE CARE LLC | $826 |
| Oct 25, 2024 | (title withheld) 24158JW | MACDONALD-MILLER FAC SOLNS LLC | $13,934 |
| Oct 2, 2024 | Cadillac Window Washing 14 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Oct 2, 2024 | (title withheld) CAD HP 205 MM | MACDONALD-MILLER FAC SOLNS LLC | $15,561 |
| Aug 29, 2024 | Elm Removal 3 | OVERSTORY TREE CARE LLC | $6,450 |
| Aug 9, 2024 | GOOD ARTS BUILDING BASEMENT WATERPROOFING 27407.001 | GUSDAN CONTRACTORS INC | — |
| Jul 22, 2024 | Good Arts Building Basement Waterproofing 27407.001 | SSI CONSTRUCTION | $86,657 |
| Jul 11, 2024 | (title withheld) 602254260 | MACDONALD-MILLER FAC SOLNS LLC | $16,938 |
| Jul 6, 2024 | Cadillac Hotel HHP Repl 2471JW | MACDONALD-MILLER FAC SOLNS LLC | $15,429 |
| Jun 27, 2024 | Washington Hall Historic Seattle:U-153-0324 | BOB OATES SEWER ROOTER LLC | $53,617 |
| Jun 22, 2024 | Garden House 1 | FOXTROT FENCING | $41,217 |
| Jun 13, 2024 | Good Shepherd Center 24-329 | C D K CONST SERVICES INC | $1,066,282 |
| May 23, 2024 | Beneath The Streets Awning GABTS52224 | Sound Cleaning Resources Inc. | $10,747 |
| May 6, 2024 | Maple removal 1 | OVERSTORY TREE CARE LLC | $1,322 |
| Apr 9, 2024 | Egan House Window Cleaning EH492024 | Sound Cleaning Resources Inc. | $969 |
| Mar 29, 2024 | Washington Hall Lodge Refinish WH01302024 | BUNTTING INC | $34,850 |
| Mar 27, 2024 | Cadillac Window Washing 13 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Feb 29, 2024 | Egan House Project EGANH22924 | SOUND CLEANING RESOURCES INC | $6,180 |
| Jan 26, 2024 | Beneath The Streets Down Spout Repair GA012624 | SOUND CLEANING RESOURCES INC | $4,188 |
| Nov 16, 2023 | Broken pine limb 1 | OVERSTORY TREE CARE LLC | $450 |
| Sep 26, 2023 | Washington Hall Window Cleaning | Sound Cleaning Resources Inc. | $3,239 |
| Sep 25, 2023 | Cadillac Window Washing 12 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Sep 5, 2023 | Building Clearance 002 | OVERSTORY TREE CARE LLC | $2,700 |
| Aug 15, 2023 | Beneath the Streets HVAC Add 2386JW | MACDONALD-MILLER FAC SOLNS LLC | $59,599 |
| May 25, 2023 | s SOUTH ANNEX PATHWAY GRINDING Good Shepherd Center | SLABJACK NW LLC | $1,632 |
| May 9, 2023 | Garden house Bath room Painting April 252023 | BUNTTING INC | $2,800 |
| May 9, 2023 | Kitchen painting and wall repair April 232023 | BUNTTING INC | $7,901 |
| May 9, 2023 | bathroom 2 paint main floor April 252023 | BUNTTING INC | $2,300 |
| Apr 17, 2023 | INSTALL FRONT ENTRY SYSTEM S38118616 | BLDRS' HDWR & SUPPLY CO INC | — |
| Mar 16, 2023 | garden house entry door and surface bolts 392023 | BUNTTING INC | $5,131 |
| Feb 23, 2023 | Dearborn Main Floor HVAC NA | UNIVERSITY MECH CONTR INC | $14,780 |
| Feb 21, 2023 | The Good Arts Building 2066226952 | GUSDAN CONTRACTORS INC | — |
| Feb 16, 2023 | The Good Arts Building 2066226952 | SSI CONSTRUCTION | — |
| Feb 7, 2023 | Garden House 2066226952 | BUNTTING INC | $5,047 |
| Feb 3, 2023 | Birch 1 | EPIPHYTE TREE CARE LLC | $900 |
| Jan 26, 2023 | Installation of intrusion alarm 67583-1 | GUARDIAN SECURITY SYSTEMS INC | $3,725 |
| Jan 23, 2023 | Good Arts Building Downspout GAB012323 | Sound Cleaning Resources Inc. | $2,883 |
| Jan 12, 2023 | Dearborn Tree Pruning 1172530 | A & M TREE SERVICE NW INC | $9,933 |
| Dec 19, 2022 | Dearborn House Tight Line Jetting DH12172022 | Sound Cleaning Resources Inc. | $2,266 |
| Dec 14, 2022 | Elevator Modernization N/A | ELEVATOR SUPPORT COMPANY LLC | $196,571 |
| Dec 13, 2022 | Dearborn Gutter Cleaning DH12132022 | Sound Cleaning Resources Inc. | $1,969 |
| Nov 18, 2022 | Victorian row Front entries 206-622-6952 | BUNTTING INC | $11,366 |
| Nov 17, 2022 | (title withheld) 2022201 | D-S HARDWOOD CORPORATION | $7,712 |
| Oct 7, 2022 | Washington Hall Window Cleaning 26743 | Sound Cleaning Resources Inc. | $3,239 |
| Oct 7, 2022 | Dearborn House Window Cleaning 26663 | Sound Cleaning Resources Inc. | $2,279 |
| Sep 29, 2022 | HISTORIC SEATTLE BATHROOM RENOVATION PROJECT S3832098 | BLDRS' HDWR & SUPPLY CO INC | $4,725 |
| Sep 27, 2022 | Cadillac Window Washing 10 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Jun 30, 2022 | Good Shepherd Center N/A | A C MOATE INDUSTRIES INC | $21,439 |
| May 31, 2022 | GSC North Annex Roof None | OLYMPIC ROOFING LLC | $270,000 |
| Mar 21, 2022 | Cadillac Window Washing 09 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Oct 13, 2021 | Good Shepherds Center 160079 | LUMENAL LIGHTING LLC | $750 |
| Sep 29, 2021 | (title withheld) 08 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Aug 12, 2021 | Victorian row department deck replacement 206 6226952 | BUNTTING INC | $107,330 |
| Jul 26, 2021 | (title withheld) 7.08.2021 | IMAGE GROUP DISPLAY INC | $5,200 |
| Jul 13, 2021 | Washington Hall Window Restoration Phase 3 WAHALLPH32021 | BEAR WOOD WINDOWS INC | $103,000 |
| Jun 28, 2021 | Victorian row Apartments deck replacement 206 622 6952 | BUNTTING INC | $107,330 |
| Jun 16, 2021 | Repair, Resand & Refinish at Washington Hall 22815-G | GIFFORD INDUSTRIES INC | $10,727 |
| Apr 26, 2021 | 2nd Floor Restroom Toilet Compartment Installation | W H CRESS COMPANY INC | $4,432 |
| Mar 24, 2021 | Good Shepard Center 001 | 5 MEN & A MOWER INC | — |
| Mar 10, 2021 | Washington Hall Elevator Pit Cleaning Washington Hall 2021-03 | VENTILATION POWER CLEANING INC | — |
| Feb 16, 2021 | Cadillac Hotel Window Cleaning 007 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Feb 2, 2021 | West side horse chestnut removal na | DAVEY TREE EXPERT COMPANY, THE | $7,200 |
| Dec 24, 2020 | 2nd Floor Restroom Tile Installation 105 | T H F INC | $35,376 |
| Dec 9, 2020 | (title withheld) 191251 | NYS ENTERPRISES INC | $24,784 |
| Jul 13, 2020 | Washington Hall Parking Lot | NYS ENTERPRISES INC | $86,708 |
| Jun 24, 2020 | fall city septic 001 | ACTIVE SEPTIC SOLUTIONS INC | $22,601 |
| Mar 17, 2020 | (title withheld) 07 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Jan 10, 2020 | Black Locust Street Tree Removal 13419 | TREE CYCLE LLC | $6,000 |
| Dec 23, 2019 | Toilet Replacement na | DONE RIGHT PLMBG & SWR RPR LLC | $7,817 |
| Dec 18, 2019 | Water main Replacement NA | DONE RIGHT PLMBG & SWR RPR LLC | $8,588 |
| Nov 12, 2019 | front garden renovation n/a | MAJOR TREE | $3,303 |
| Oct 24, 2019 | (title withheld) 018034 | CANTRELL RESTORATION CO | $6,441 |
| Oct 24, 2019 | Washington Hall 019029 | CANTRELL RESTORATION CO | $2,477 |
| Oct 24, 2019 | Cadillac Building 018026 | CANTRELL RESTORATION CO | $12,606 |
| Oct 22, 2019 | Dearborn Side Sewer Repair 2396 | O'NEILL PLUMBING CO | $19,688 |
| Oct 18, 2019 | Washington Hall Windows Restoration 41618 | BEAR WOOD WINDOWS INC | $17,616 |
| Oct 17, 2019 | (title withheld) Cadilliac Hotel | SHEARER PAINTING LLC | $39,746 |
| Oct 17, 2019 | (title withheld) Dearborn House | SHEARER PAINTING LLC | $11,968 |
| Sep 18, 2019 | (title withheld) 06 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Aug 20, 2019 | Fruit Barreling Plant Kji Kelly | AURORA GENERAL CONTRACTORS INC | $69,786 |
| Aug 13, 2019 | Bellwether Housing - Victorian Row 6720795 | TRU MECHANICAL INC | $35,328 |
| Jun 7, 2019 | Suite 350 2065470204 | PRO FLOORING LLC | $2,878 |
| Mar 28, 2019 | (title withheld) 5 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Sep 25, 2018 | Cadillac Window Washing 05 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Jun 19, 2018 | Cadillac Hotel Elevator Pit Cleaning | VENTILATION POWER CLEANING INC | — |
| Jun 4, 2018 | gsc summer 2018 tree work n/a | MAJOR TREE | $5,000 |
| Mar 13, 2018 | Cadillac Window Washing 004 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Feb 15, 2018 | Belboy Apartments | EDCA INC | $45,692 |
| Oct 18, 2017 | GSC Wood Floor Refinishing 22626-G | GIFFORD INDUSTRIES INC | $33,616 |
| Sep 26, 2017 | Cadillac Window Washing 003 | A BETTER WINDOW WASHING CO LLC | $4,466 |
| Aug 24, 2017 | The Good Shepard Center NA | AMERICAN ENVIRONMNTL CONST LLC | $28,312 |
| Apr 25, 2017 | (title withheld) | BRAVO ENVIRONMENTAL NW INC | $3,165 |
| Mar 27, 2017 | Cadillac Window Washing 003 | A BETTER WINDOW WASHING CO LLC | $4,075 |
| Mar 8, 2017 | Good Shepherd Center #305 | SHEARER PAINTING LLC | $4,800 |
| Feb 22, 2017 | GSC Fire Escape Screen 2017-01-03 | ARZATE RICHARDS CONSTRCTRS LLC | $16,000 |
| Nov 1, 2016 | GSC South Annex Roof | WAYNE'S ROOFING INC | $77,549 |
| Sep 30, 2016 | Cadillac Window Washing 002 | A BETTER WINDOW WASHING CO LLC | $4,466 |
| Jul 20, 2016 | GSC Crawlspace Asbestos Abatement 2 N/A | NETCOMPLIANCE ENVRMNTL SVC LLC | $24,816 |
| Jun 21, 2016 | Security & Surveillance Equipment Project | GUARDIAN SECURITY SYSTEMS INC | $57,810 |
| May 6, 2016 | HISTORIC SEATTLE GOOD SHEPHERD CENTER 512337 | BLDRS' HDWR & SUPPLY CO., INC | $1,170 |
| Mar 9, 2016 | Good Shepard Center 001 | 5 MEN & A MOWER INC | $10,182 |
| Mar 8, 2016 | South border renovation N/A | FLUENT TREE PROFESSIONALS LLC | $3,683 |
| Jan 25, 2016 | (title withheld) | TRU MECHANICAL LLC | $11,543 |
| Dec 22, 2015 | Good Shepheard Center Rm 224 Good Shepheard Center Rm 224 | SHEARER PAINTING LLC | $3,255 |
| Dec 7, 2015 | Good Shepherd Center Window Repair | MIDDLE STREET RESTORATIONS | $1,500 |
| Oct 29, 2015 | 5th Floor N. HVAC | ADVANCED ENERGY SAVERS INC | $7,288 |
| Sep 28, 2015 | Cadillac Window Washing 001 | A BETTER WINDOW WASHING CO LLC | $2,302 |
| Sep 17, 2015 | Jukebox restoration WA-HALL-7-31-15 | (individual contractor) | — |
| Jul 2, 2015 | (title withheld) | NUVIEW LANDSCAPING SVCS LLC | $2,464 |
| May 7, 2015 | Good Sherpard Center | NUVIEW LANDSCAPING SVCS LLC | $4,928 |
| Jan 14, 2015 | Irrigation renovation | GILBANE GARDENING SERVICE INC | — |
| Dec 23, 2014 | Washington Hall 14-113 | C D K CONST SERVICES INC | — |
| Nov 12, 2014 | Washington Hall Door Restoration | BEAR WOOD WINDOWS INC | $6,707 |
| Oct 13, 2014 | Good Shephert Center Asbestos Abatement Project | NCM CONTRACTING GROUP LP | $34,819 |
| Oct 10, 2014 | Historic Seattle Dearborn House Gallery Wall Repair 13429 | RAFN COMPANY | $3,886 |
| Oct 10, 2014 | Historic Seattle Dearborn House Gallery Demo 13427 | RAFN COMPANY | — |
| Sep 24, 2014 | meridian elementary school | NUVIEW LANDSCAPING SVCS LLC | $7,610 |
| May 20, 2014 | Washington Hall Window Restoration | BEAR WOOD WINDOWS INC | $46,592 |
| Apr 14, 2014 | (title withheld) SS20571001 | OTIS ELEVATOR CO | $3,612 |
| Jan 27, 2014 | Cadillac Hotel Interior Paint 001 | FAWCETT PAINTING INC | $19,984 |
| Dec 31, 2013 | Washington Hall | G S F INCORPORATED | $18,355 |
| Dec 24, 2013 | Good Shepherd Center-North Annex | LOWER 48 CONTRACTING/PNTG INC | $5,387 |
| Dec 12, 2013 | Good Shepherd Center-North Annex | LOWER 48 CONTRACTING/PNTG INC | $5,387 |
| Oct 17, 2013 | Good Shepherd Center Asbestos Abatement Contract | 3 KINGS ENVIRONMENTAL INC | $9,417 |
| Jun 18, 2013 | Good Shepard Center | Jim Dandy Sewer & Plumbing | $77,776 |
| Apr 23, 2013 | Washington Hall Mold Remediation and Asbestos Tile Abatement Contract | 3 KINGS ENVIRONMENTAL INC | $19,053 |
| Mar 14, 2013 | Good Shepherd Center North Annex Select Demo Service Agreement | 3 KINGS ENVIRONMENTAL INC | $1,040 |
| Dec 31, 2012 | (title withheld) 001 | SPECIAL MILLWORK | $8,979 |
| Oct 9, 2012 | (title withheld) SS19646 | OTIS ELEVATOR ALL | $1,917 |
| Oct 2, 2012 | Good Shepherd Center Parking Lot Repair 001 | STATEWIDE PARKING LOT SRVS INC | $14,093 |
| Sep 13, 2012 | Washington Hall - Roof Replacement, S Wall Stabilazation and Int Upgrade | C D K CONST SERVICES INC | $350,825 |
| Jun 21, 2012 | GOOD SHEPHERD CENTER SECURITY | GUARDIAN SECURITY SYSTEMS INC | $16,308 |
| Dec 27, 2011 | Heg Phillips Apartments 1053 | CANTRELL RESTORATION CO | $22,064 |
| Nov 2, 2011 | (title withheld) | LOWER 48 CONTRACTING/PNTG INC | — |
| Sep 30, 2011 | PREVENTATIVE MAINTENANCE SC1987 | MERIT MECHANICAL INC | $8,223 |
| Sep 15, 2011 | Victorian Row Apartments n/a | AMERICAN DRAPERY BLND/CRPT INC | $3,773 |
| Sep 9, 2011 | HVAC SERVICE CALL 278319 | MERIT MECHANICAL INC | — |
| Aug 11, 2011 | HEG PHILILPS APARTMENTS | PLANTSCAPES INC | $828 |
| Aug 1, 2011 | (title withheld) 1117 | FAWCETT PAINTING INC | $3,372 |
| Mar 24, 2011 | Cadillac Hotel 2011 Life Safety Inspections NA | PACIFIC FIRE AND SECURITY INC | — |
| Feb 25, 2011 | (title withheld) 31974 | BURNHAM INSULATION/SHLVNG | $1,265 |
Most recent first. Each amount is the figure declared on the prime contractor's intent; amounts are not added up. Project addresses are not published.
Contractors that filed intents on its projects
Alphabetical order; the 25 contractors with the most filings on this agency's projects, prime and subcontractors together.