#1Amazon Capital Services
Based in Seattle, WA
401(k) TPAs & Recordkeepers in King County, WA
The top-ranked 401(k) TPAs and recordkeepers serving King County, WA are Amazon Capital Services, Charles Schwab Trust Bank and Delta Dental Of Washington. We list 25 401(k) TPAs and recordkeepers serving King County, WA. 25 of the providers shown match an active record from U.S. Department of Labor, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
401(k) TPAs & Recordkeepers serving King County, WA. 25 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked 401(k) TPAs and recordkeepers for King County
#2Charles Schwab Trust Bank
Based in Seattle, WA#3Delta Dental Of Washington
Based in Seattle, WA#4Eaton Vance
Based in Seattle, WA#5First Choice Health Network, Inc.
Based in Seattle, WA#6First Hill Trust Company
Based in Seattle, WA#7Healthcare Management Administrator
Based in Bellevue, WA#8Healthcare Management Administrator
Based in Bellevue, WA#9Healthcare Management Administrator
Based in Bellevue, WA#10Hunnex And Shoemaker, Inc.
Based in Seattle, WA
15 more providers serving this area
- Leading Retirement Solutions, Seattle, WA
- Milliman, Inc., Seattle, WA
- Navia Benefit Solutions, Seattle, WA
- Northwest Administrators, Inc., Seattle, WA
- Nwps, Seattle, WA
- Tailorwell Holdings, Seattle, WA
- Welfare & Pension Admin Service Inc, Seattle, WA
- Willow Health, Fife, WA (31 mi)
- Nwps, Mill Creek, WA (33 mi)
- Davis Bacon Pension Plans Inc, Snohomish, WA (34 mi)
- Trusteed Plans Service Corporation, Tacoma, WA (34 mi)
- Vimly Benefit Solutions, Inc., Mukilteo, WA (36 mi)
- Cascade 401(k) Consultants, LLC, Gig Harbor, WA (38 mi)
- Evergreen Retirement Plan Consultin, Mukilteo, WA (38 mi)
- Total Benefit Solutions, Div Of Spg, Yakima, WA (84 mi)
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Frequently asked questions
How many 401(k) TPAs and recordkeepers serve King County?
We list 25 401(k) TPAs and recordkeepers serving King County, WA: 17 based there and 8 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which 401(k) TPAs and recordkeepers serve King County?
The top-ranked 401(k) TPAs and recordkeepers serving King County, WA are Amazon Capital Services, Charles Schwab Trust Bank, Delta Dental Of Washington, Eaton Vance and First Choice Health Network, Inc.. The full ranked list, with the official records each provider matched, is on this page.
Which 401(k) TPAs and recordkeepers serving King County are verified against official records?
10 of the top 10 match an active official record: Amazon Capital Services (U.S. Department of Labor), Charles Schwab Trust Bank (U.S. Department of Labor), Delta Dental Of Washington (U.S. Department of Labor), Eaton Vance (U.S. Department of Labor) and First Choice Health Network, Inc. (U.S. Department of Labor), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What does a 401(k) TPA do?
A third-party administrator handles plan compliance: nondiscrimination testing, Form 5500 preparation, contribution limits and plan documents. Recordkeepers track participant accounts; some firms do both.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .
Cities in King County
Communities served
Kenmore, Cottage Lake, Union Hill-Novelty Hill, Tukwila, Covington, Fairwood, Bryn Mawr-Skyway, White Center, Woodinville, Snoqualmie, Lakeland North, Lake Forest Park, Enumclaw, Lakeland South, Newcastle, East Renton Highlands, Vashon, Lake Morton-Berrydale, Duvall, North Bend, Pacific, Black Diamond, Hobart, Normandy Park, Boulevard Park, Maple Heights-Lake Desire, Mirrormont, Lake Holm, Algona, Clyde Hill, Medina, Shadow Lake, Carnation, Riverbend, Fall City, Wilderness Rim, Ames Lake, Lake Marcel-Stillwater, Yarrow Point, Riverpoint, Ravensdale, Hunts Point, Beaux Arts Village, Baring, Skykomish