Form 5500 Plan Sponsors in Massachusetts
Page 338 of 343 · 34,234 sponsors (2020–2025).
Winter Harbor LLC
45-4122871Boston, MA·1 plan·2020Winter Hill Bakery INC
04-3399333Lynnfield, MA·1 plan·2024, 2023, 2022, 2021, 2020Winter Street Architects, INC.
04-3257526Salem, MA·1 plan·2024, 2023, 2022, 2021, 2020Winter Wyman And Company, INC.
04-2508145Bedford, MA·1 plan·2020Winthrop & Company, INC.
82-4811180Everett, MA·1 plan·2024, 2023, 2022Winthrop Advisory Group
82-0994658Boston, MA·1 plan·2024, 2023, 2022, 2021, 2020Winthrop Capital Advisors LLC
81-4158512Boston, MA·1 plan·2024, 2023, 2022, 2021, 2020Winthrop Main Donuts LLC
87-1174975Revere, MA·1 plan·2024Winthrop Marketplace, INC.
62-1771519Winthrop, MA·1 plan·2024Winthrop Wealth Management
06-1591114Boston, MA·1 plan·2020Wintriss Controls Group LLC
27-0900752Acton, MA·1 plan·2024, 2023, 2022, 2021, 2020Winwin Properties, LLC
20-8316518Braintree, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Wiqo US, INC.
99-0830375Billerica, MA·1 plan·2024, 2023Wired Informatics
45-5622667Boston, MA·1 plan·2024, 2023, 2022, 2021, 2020Wirefab, INC.
04-2188202Worcester, MA·1 plan·2024, 2023, 2022, 2021, 2020Wireless Film Lights
83-2879903Hanover, MA·1 plan·2024, 2023, 2022, 2021, 2020Wireless Realty Advisors, LLC
80-0324110Norfolk, MA·1 plan·2024, 2023, 2022, 2021, 2020Wise & Jack LLC
47-2515252Boston, MA·1 plan·2023, 2022, 2021, 2020Wise Construction Corporation
04-3082374Winchester, MA·1 plan·2024, 2023, 2022, 2021, 2020Wise Living, LLC
27-0008417Chatham, MA·1 plan·2023, 2022, 2021Wise Systems, INC.
46-2846934Cambridge, MA·1 plan·2024, 2023, 2022, 2021, 2020Wiser Together INC
26-2188993Boston, MA·1 plan·2020Wisteria & Rose INC
27-3660477Jamaica Plain, MA·1 plan·2024Wistia, INC.
26-2291712Cambridge, MA·2 plans·2024, 2023, 2022, 2021, 2020Wit Corp.
04-3242317Harwich, MA·1 plan·2024, 2023, 2022, 2021, 2020Witch Enterprises, INC.
04-3401319Agawam, MA·2 plans·2024, 2023, 2022, 2021, 2020Withings INC
46-0522864Boston, MA·1 plan·2022, 2021, 2020Witman Properties, INC.
26-3108695Holyoke, MA·1 plan·2024, 2023, 2022Witt Orthodontics, P.C.
04-3235993Holden, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Wizard Computer Services, INC.
04-3504417Canton, MA·1 plan·2024, 2023, 2022, 2021, 2020Wj Donovan Group, INC
04-3414369Franklin, MA·1 plan·2024, 2023, 2022, 2021, 2020Wj Hulbig Construction Co INC
04-2203951Franklin, MA·1 plan·2024, 2023, 2022, 2020Wjl Associates, INC.
20-4160105Boston, MA·2 plans·2024, 2023, 2022, 2021, 2020Wjm Home Care LLC
81-4900241Melrose, MA·1 plan·2024, 2023, 2022, 2021, 2020Wjs Contracting LLC
85-3182971Boxford, MA·1 plan·2024, 2023, 2022Wl Consulting Group, INC.
04-2267803Needham, MA·1 plan·2021, 2020Wlaf Consulting Solutions INC
04-3527862Shrewsbury, MA·1 plan·2024, 2023, 2022, 2021, 2020Wlb Rehabilitation Medicine Associates LLC
82-2774223Andover, MA·2 plans·2024Wlc Cabinetmakers INC.
84-4304535Worcester, MA·1 plan·2024, 2023, 2022, 2021, 2020Wlc Commercial Property Services, INC.
43-1987807Peabody, MA·1 plan·2024, 2023, 2022, 2021, 2020Wlcnac Corporation
93-4631904Marblehead, MA·1 plan·2024, 2023Wmg Services, LLC
80-0335037Boston, MA·1 plan·2024, 2023, 2022, 2021, 2020Woburn Bowladrome, INC.
04-1982120Woburn, MA·1 plan·2022, 2021, 2020Woburn Concrete & Masonry Supplies, INC.
04-2205814Woburn, MA·1 plan·2023, 2022, 2021, 2020Woburn Daily Times, INC.
04-1982150Woburn, MA·1 plan·2020Woburn Dental Group, P.C.
82-4536850Woburn, MA·2 plans·2024, 2023, 2022, 2021, 2020Woburn Florist INC
04-3284849Woburn, MA·1 plan·2024, 2023, 2021, 2020Woburn Foreign Motors, INC.
04-2621463Woburn, MA·2 plans·2024, 2023, 2022, 2021, 2020Woburn Nephrology Associates, P.C.
55-0792142Stoneham, MA·1 plan·2024, 2023, 2022, 2021, 2020Woburn Pediatric Associates
04-2468387Woburn, MA·1 plan·2024, 2023, 2022, 2021, 2020Woburn Physical Therapy
37-1526634Woburn, MA·1 plan·2024, 2023, 2022, 2021Woburn Public Media Center INC
20-3165653Woburn, MA·1 plan·2024, 2023, 2022, 2021, 2020Woburn Racquet Club INC.
04-2598170Woburn, MA·1 plan·2024, 2023, 2022, 2021, 2020Woburn Redi Mix Concrete LLC
45-2879271Woburn, MA·1 plan·2023, 2021, 2020Wohl Family Dentistry, LLC
04-2780382Northampton, MA·1 plan·2024, 2023, 2022, 2021, 2020Wohler USA, INC.
37-1417071Middleton, MA·1 plan·2024, 2023, 2022, 2021, 2020Woho Systems, INC.
35-2642248Cambridge, MA·1 plan·2020Wohrles Foods, INC.
04-2151096Pittsfield, MA·1 plan·2024, 2023, 2022, 2021, 2020Wol Ventures INC.
85-2622992Foxborough, MA·1 plan·2024, 2023, 2022, 2021, 2020Wolf & Company, P.C.
04-2689883Boston, MA·3 plans·2024, 2023, 2022, 2021, 2020Wolf Architects, INC.
04-3140961Boston, MA·1 plan·2020Wolf Mechanical, LLC
27-3041197Salisbury, MA·1 plan·2024Wolf Pizza, INC.
88-4129524East Falmouth, MA·1 plan·2024Wolf, Greenfield & Sacks, P.C.
04-2613631Boston, MA·2 plans·2024, 2023, 2022, 2021, 2020Wolfe Builders LLC
82-3919231Swampscott, MA·1 plan·2024, 2023, 2022Wolftone Construction LLC
45-5311633Vineyard Haven, MA·1 plan·2024, 2023Wolkon & Pascucci, LLP
04-3316823Boston, MA·1 plan·2022, 2021, 2020Wolkon Law LLC
88-4252858Boston, MA·1 plan·2024, 2023Wollaston Development, LLC
45-3657311Winchester, MA·1 plan·2024, 2023, 2022, 2021, 2020Wollaston Golf Club
04-1983120Milton, MA·1 plan·2022, 2021, 2020Wolpert Insurance Agency, INC.
04-2209305Worcester, MA·1 plan·2024, 2023, 2022, 2021, 2020Womans Hair Rejuvenation Cente
47-3061821Wellesley, MA·1 plan·2024, 2023, 2022, 2021, 2020Womanshelter Companeras
04-2716766Holyoke, MA·1 plan·2020Women'S Health And Gynecology Of New England, PC
88-2134728Middleboro, MA·1 plan·2024, 2023, 2022Women'S Health Assoc. Of W. Massachusetts, INC.
04-3190700Westfield, MA·1 plan·2023, 2022, 2021, 2020Women'S Institute For Housing And Economic Development
04-2733078Duxbury, MA·1 plan·2020Women'S Lunch Place
22-2514148Boston, MA·1 plan·2024, 2023, 2022, 2021, 2020Womens Health Associates Of Ca
04-3011044Hyannis, MA·1 plan·2024, 2023, 2022, 2021, 2020Womens Health Of Central Massachusetts, P.C.
04-3583372Worcester, MA·1 plan·2021, 2020Wonder Management LLC
81-3312079Sterling, MA·1 plan·2024, 2023, 2022, 2021, 2020Wonder Years Learning Academy
16-1705457Dorchester, MA·1 plan·2024, 2023, 2022, 2021, 2020Wonderment
85-0686048Boston, MA·1 plan·2024, 2023, 2022Wong Dynasty And Yankee Grill
94-3475012Holden, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Wood & Associates Insurance
04-3302418Lynn, MA·1 plan·2024, 2023, 2022, 2021, 2020Wood Anchor INC
45-3989704Great Barrington, MA·1 plan·2024, 2023, 2022, 2021, 2020Wood And Wood, INC. DBA Smallcorp.
04-3031522Greenfield, MA·1 plan·2024, 2023, 2022, 2021, 2020Wood Associates Physical Therapy
04-3135513Lexington, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Wood Conservation Services INC
87-4479926Framingham, MA·1 plan·2024, 2023Wood Conservation Services LLC
86-1709823Framingham, MA·1 plan·2022, 2021Wood Decor INC.
20-2463005Pembroke, MA·1 plan·2024, 2023, 2022, 2021Wood Fiber Holdings, INC.
82-3773071Fitchburg, MA·1 plan·2023, 2022, 2021, 2020Wood Fiber Intermediate Holdings, INC.
82-3786700Leominister, MA·1 plan·2022, 2021, 2020Wood Palace Kitchens, INC.
04-2858787Middleborough, MA·1 plan·2024, 2023Wood Palace Kitchens, INC.
04-2858797Middleborough, MA·2 plans·2022, 2021, 2020Wood Pro, INC
04-3174086Auburn, MA·1 plan·2022, 2021, 2020Wood Products Manufacturers Association
04-1985387Westminster, MA·1 plan·2023, 2022, 2021, 2020Wood Thilsted USA INC.
86-1606682Boston, MA·1 plan·2024, 2023, 2022, 2021Wood Wealth Group, LLC
46-4138762Boston, MA·1 plan·2024, 2023, 2022, 2021, 2020Wood'S Ambulance, INC.
04-2530652Gardner, MA·1 plan·2024, 2023, 2022, 2021, 2020Woodbine, PC
04-3213214Mashpee, MA·1 plan·2020