Form 5500 Plan Sponsors in Washington
Page 174 of 223 · 22,272 sponsors (2020–2025).
Seafair Charitable Foundation
83-0783366Seattle, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seafood Producers Cooperative
91-0496579Bellingham, WA·1 plan·2024, 2023, 2022, 2021, 2020Seafood Products Association
20-8459653Seattle, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seafreeze Acquisition LLC
26-3872458Seattle, WA·1 plan·2023, 2022, 2021, 2020Seagen INC.
91-1874389Bothell, WA·2 plans·2023, 2022, 2021, 2020Seagull Scientific, INC.
91-1428721Redmond, WA·7 plans·2024, 2023, 2022, 2021, 2020Seahotel Management LLC
99-1314304Bellevue, WA·1 plan·2024Seahurst Electric, INC.
91-1350847Everett, WA·1 plan·2020Seahurst Home Inspections INC.
46-4403512Seattle, WA·1 plan·2022, 2021, 2020Seahurst Pediatrics, PLLC
71-0956185Burien, WA·1 plan·2024, 2023, 2022, 2021, 2020Sealth Aero Marine Co.
91-0721325Mill Creek, WA·1 plan·2024, 2023, 2022, 2021, 2020Seamark Law Group PLLC
83-1928585Bainbridge Island, WA·1 plan·2024, 2023, 2022, 2021, 2020Seamless Attenuating Technologies, INC.
91-1500142Chehalis, WA·1 plan·2024, 2023, 2022, 2021, 2020Seamonster Studios, LLC
26-2247346Mountlake Terrace, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Sean A. Christiansen, D.D.S., PLLC
91-1109307Sumner, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Sean L Wittmer, DMD, PS
91-1809744Lakewood, WA·2 plans·2024, 2023, 2022, 2021, 2020Sean Liu, DDS, PLLC
81-1750456Federal Way, WA·1 plan·2024, 2023, 2022Sean O Stoller INC
46-1340237Seattle, WA·1 plan·2021, 2020Seaport International, INC.
91-1647261Issaquah, WA·1 plan·2024, 2023, 2022, 2021, 2020Seaport Marine Surveys, INC.
91-1301693Vancouver, WA·1 plan·2024, 2023, 2022, 2021, 2020Search Group Collective INC.
86-1320238Seattle, WA·1 plan·2023, 2022Search Impact Consulting LLC
80-0762536Burien, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seasalt Superstore, LLC
56-2649170Everett, WA·1 plan·2024, 2023, 2022, 2021Seaside Landscape & Excavation, Davis Brushcutting INC.
20-2335079Stanwood, WA·1 plan·2024, 2023, 2022, 2021, 2020Seastar Restaurant And Raw Bar (Bellevue)
91-2015485Bellevue, WA·1 plan·2024, 2023, 2022, 2021, 2020Seatac Automation Systems LLC
20-3766070Seatac, WA·1 plan·2024, 2023, 2022Seatac Packaging Mfg. Corp
91-1627427Frederickson, WA·1 plan·2024, 2023Seatac Primary Care Physicians, INC
80-0067197Tukwila, WA·1 plan·2024, 2023, 2022, 2021, 2020Seatec Consulting INC.
47-1101218Bellevue, WA·2 plans·2023, 2022, 2021, 2020Seatech Corporation
91-1186978Lynnwood, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seatown Electric Heating And Air, Corp.
47-2202707Mukilteo, WA·2 plans·2024, 2023, 2022Seatown Veterinary Care PLLC
81-1192884Seattle, WA·1 plan·2024, 2023, 2022, 2021Seattle Academy Of Arts And Sciences
91-1223580Seattle, WA·2 plans·2024, 2023, 2022, 2021, 2020Seattle Adu Investments Corp.
99-1342263Seattle, WA·1 plan·2024Seattle Aero, LLC
45-3775688Kirkland, WA·1 plan·2020Seattle Against Slavery
27-2026973Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Anxiety, PLLC
81-3184390Seattle, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seattle Aquarium
91-1189249Seattle, WA·2 plans·2024, 2023, 2022, 2021, 2020Seattle Area Plumbing And Pipefitting Industry Health Trust Bot
91-0838639Tukwila, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Arena Company, LLC
83-1868463Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Art Museum
91-0640788Seattle, WA·4 plans·2024, 2023, 2022, 2021, 2020Seattle Arts & Lectures
91-1384964Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Automotive INC
91-1808997Seattle, WA·1 plan·2023, 2022, 2021, 2020Seattle Aviation Solutions
82-2497916Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Avionics
38-3675404Woodinville, WA·1 plan·2020Seattle Bank
91-1984151Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Base Corporation
91-1633520Mukilteo, WA·1 plan·2021, 2020Seattle Biosoftware, INC.
84-2334469Redmond, WA·1 plan·2023, 2022, 2021Seattle Boiler Works, INC.
91-0554974Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Boxing Studio LLC
61-1809654Seattle, WA·1 plan·2023, 2022, 2021, 2020Seattle Built Pcs LLC
92-2434245Lake Forest Park, WA·1 plan·2024, 2023Seattle Certified Pizza, LLC
46-4018832Seattle, WA·1 plan·2024, 2023, 2022Seattle Children'S Theatre Associat
51-0172421Seattle, WA·2 plans·2024, 2023, 2022, 2021Seattle Childrens Healthcare System
91-1250116Seattle, WA·3 plans·2024, 2023, 2022, 2021, 2020Seattle Chocolate Company, LLC
91-1986890Tukwilla, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seattle Christian School Association, INC.
91-0655756Seatac, WA·1 plan·2023, 2022, 2021, 2020Seattle Cider Company, LLC
45-4562698Seattle, WA·1 plan·2022, 2021, 2020Seattle Classical Christian School
27-4609332Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Cleaning Solutions LLC
87-4558635Auburn, WA·1 plan·2024, 2023Seattle Coffee Gear LLC
85-1797924Lynnwood, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seattle Coffee Works, INC
20-4413839Seattle, WA·1 plan·2021, 2020Seattle Computing, INC.
26-1891114Seattle, WA·1 plan·2024, 2023, 2022, 2021Seattle Construction Resources, INC.
91-1452233Seattle, WA·1 plan·2024Seattle Construction Services, INC.
91-1453580Issaquah, WA·1 plan·2020Seattle Container Transportation
83-3296679Tacoma, WA·1 plan·2024, 2025, 2023, 2022, 2021Seattle Controller LLC
82-5389995Seattle, WA·1 plan·2024, 2023, 2022Seattle Corporate Search
94-3486720Edmonds, WA·1 plan·2023, 2022, 2021, 2020Seattle Counseling Center
23-7258439Seattle, WA·1 plan·2022, 2021, 2020Seattle Country Day School
91-0777610Seattle, WA·2 plans·2024, 2023, 2022, 2021, 2020Seattle Development Services L
87-1393565Redmond, WA·1 plan·2024, 2025, 2023, 2022Seattle Doors And Closets, LLC
82-1656733Issaquah, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Drain Pros INC
88-1247440Seattle, WA·1 plan·2024Seattle Drug And Narcotic Cent
23-7004247Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Early Learning Center
82-2118934Seattle, WA·1 plan·2024, 2023, 2022, 2021Seattle Electrician Services INC
80-0716271Tukwila, WA·2 plans·2024, 2023, 2022, 2021Seattle Emergency Physicians Services, INC., P.S.
91-1170922Lake Stevens, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Espresso Machine Co.
20-8818125Renton, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Extracorporeal LLC
91-1935056Seattle, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seattle Eye Docs, PLLC
82-4882760Seattle, WA·1 plan·2024Seattle Final Mile LLC
93-1390464Bellevue, WA·1 plan·2023Seattle Financial Staffing, LLC
46-3290365Kirkland, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Fire Fighters Healthcare Trust
91-2147185Mukilteo, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Firefighters Union Local 27
91-0635137Seattle, WA·1 plan·2020Seattle Foundation
91-6013536Seattle, WA·2 plans·2024, 2023, 2022, 2021, 2020Seattle Framing Company, INC.
26-1120397Bellevue, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Funding Group Ltd
91-1872563Bellevue, WA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seattle Girls' School
91-2007300Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Glass Block Window, INC.
91-1158360Woodinville, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Golf Club
91-0402810Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Good Business Network
27-2172486Seattle, WA·1 plan·2024Seattle Gourmet Foods INC
91-1576990Kent, WA·1 plan·2021, 2020Seattle Gourmet Foods LLC
88-3035931Kent, WA·1 plan·2024, 2023, 2022Seattle Gymnastics Academy INC.
91-1381388Seattle, WA·2 plans·2024, 2023, 2022, 2021, 2020Seattle Hand Surgery Group, P.C.
91-1652268Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Healing Arts, PLLC DBA Anchor Light Therapy Collective
47-1503977Seattle, WA·1 plan·2024, 2023, 2022, 2021Seattle Hebrew Academy
91-0581660Seattle, WA·2 plans·2024, 2023, 2022, 2021, 2020Seattle Heights Condominium
91-1658108Seattle, WA·1 plan·2024, 2023, 2022, 2021Seattle Hockey Partners LLC
82-2629917Seattle, WA·5 plans·2024, 2023, 2022, 2021, 2020Seattle Implant And Prosthetic Dentistry, P.S.
81-3162708Seattle, WA·1 plan·2024, 2023, 2022, 2021, 2020Seattle Indian Health Board
91-0869056Seattle, WA·7 plans·2024, 2023, 2022, 2021, 2020