Form 5500 Plan Sponsors in Massachusetts
Page 277 of 343 · 34,234 sponsors (2020–2025).
Seeker Biologics, INC.
83-4112512Boston, MA·1 plan·2022Seekonk Aquatics INC
30-0183870Seekonk, MA·1 plan·2024, 2023Seekonk Dental Associates, INC.
04-2498397Seekonk, MA·2 plans·2024, 2023, 2022, 2021, 2020Seekonk Liquors INC
04-2581681Seekonk, MA·1 plan·2024, 2023, 2022, 2021, 2020Seekonk Manufacturing Co., INC.
04-2459212Seekonk, MA·1 plan·2024, 2023, 2022, 2021, 2020Seekonk Supply Co., INC.
04-2324771Rehoboth, MA·1 plan·2024, 2023, 2022, 2021, 2020Seekonk Water District
04-6003956Seekonk, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seeley Capital Management, INC.
20-3857408East Longmeadow, MA·1 plan·2024, 2023, 2022, 2021, 2020Seera Family Dental LLC
82-3176577Dartmouth, MA·1 plan·2024, 2025, 2022Seera Family Dental LLC
84-3831324Dartmouth, MA·1 plan·2023, 2022Segal Cycle And Performance INC.
83-3282625Walpole, MA·1 plan·2024, 2023, 2022, 2021, 2020Segal Roitman, LLP
04-2489114Boston, MA·1 plan·2024, 2023, 2022, 2021, 2020Segarra Group PC
46-3636296Manchester, MA·1 plan·2024, 2023, 2022, 2021, 2020Segger Microcontroller
20-3099708Gardner, MA·1 plan·2024, 2023, 2022, 2021, 2020Segreve & Hall Insurance Associates, INC.
04-3120728Andover, MA·1 plan·2024, 2023, 2022, 2021, 2020Segterra, INC.
27-1823257Cambridge, MA·1 plan·2024, 2023, 2022, 2021, 2020Segue Manufacturing Services, LLC
26-1388289North Billerica, MA·1 plan·2024, 2023, 2022, 2021, 2020Seha Medical And Woundcare, LLC
26-4396730Wellesley, MA·1 plan·2024, 2023, 2022, 2021, 2020Seibel Spyrou LLC
81-1744144Sudbury, MA·1 plan·2024, 2023, 2022, 2021, 2020Seibold Fence Contracting, INC.
46-1640383Methuen, MA·1 plan·2024, 2025, 2023Seica, INC.
36-4389925Haverhill, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Sein H. Siao, D.M.D. & Associates, P.C.
47-4279326Wrentham, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seismic Therapeutic, INC.
86-1346126Watertown, MA·1 plan·2024, 2023, 2022, 2021Seitz Partners INC
45-5349115Medfield, MA·1 plan·2022, 2020Seju Corp
82-1796110Lexington, MA·1 plan·2024, 2023Sekisui America Corporation
22-2492181Burlington, MA·2 plans·2024, 2023, 2022, 2021, 2020Sekisui America Corporation
27-4058664Burlington, MA·1 plan·2024, 2023, 2022, 2021, 2020Selbert Perkins Design INC.
04-2927801Belmont, MA·1 plan·2023, 2022, 2021, 2020Select Engineering, INC.
04-3021255Fitchburg, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Select Health Informatics Consulting Services INC
47-5598422Reading, MA·1 plan·2024Select Horticulture INC.
56-2406427Lancaster, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Select Hospitality LLC
82-2768245Boston, MA·1 plan·2024, 2023, 2022Select Technology, INC.
04-3562412Peabody, MA·1 plan·2024, 2023, 2022, 2021, 2020Self Help INC
04-2376180Brockton, MA·3 plans·2024, 2023, 2022, 2021, 2020Self Love Therapy LLC
87-3525744Plymouth, MA·1 plan·2024, 2023Selig & Company, P.C.
04-3106064Dedham, MA·1 plan·2024, 2023, 2022, 2021, 2020Sell Equipment Company INC
27-0029342Bellingham, MA·1 plan·2024, 2023, 2022, 2021, 2020Sellia Corporation
04-3421105Spencer, MA·1 plan·2024, 2023, 2022, 2021, 2020Selling Simplified, INC.
27-4883299Needham, MA·1 plan·2024, 2023, 2022, 2021, 2020Selmark Associates, INC.
04-2376181Milford, MA·1 plan·2021, 2020Selmark LLC
87-2761910Medfield, MA·1 plan·2024, 2023, 2022Sema 4, INC.
04-3583500North Andover, MA·3 plans·2024, 2023, 2022, 2021, 2020Semanteon Capital Management, LP
82-1989621Newton, MA·1 plan·2024, 2023, 2022, 2021, 2020Semcasting, INC.
27-0969578North Andover, MA·1 plan·2024, 2023, 2022, 2021, 2020Semco Machine Corp.
04-3046213Plainville, MA·1 plan·2023, 2022, 2021, 2020Semedy, INC.
32-0551073Newton, MA·1 plan·2024, 2023, 2022, 2021, 2020Semi Source INC
81-0598269Hingham, MA·1 plan·2024, 2023, 2022, 2021, 2020Seminex Corporation
11-3688173Danvers, MA·1 plan·2024, 2023, 2022, 2021, 2020Semitech Solutions, INC.
04-3352235Chelmsford, MA·1 plan·2024, 2023, 2022, 2021, 2020Semper Diving & Marine Corp.
20-2511602Charlestown, MA·1 plan·2024, 2023, 2022, 2021, 2020Semper Laser Holdings LLC Bost
86-1412627Lynnfield, MA·1 plan·2023, 2022Semper Mechinical, INC
82-3269985Beverly, MA·1 plan·2024, 2023, 2022, 2021, 2020Semper Pie
47-5340602Kennebunk, MA·1 plan·2024, 2023, 2022Semplicity, INC.
45-3053348Newton, MA·1 plan·2024, 2023, 2022, 2021, 2020Semrush, INC.
90-0897948Boston, MA·2 plans·2024, 2023, 2022, 2021, 2020Semtech Solutions
04-3536995North Billerica, MA·1 plan·2024, 2023, 2022, 2021, 2020Sencorpwhite, INC.
20-3442755Hyannis, MA·1 plan·2024, 2023, 2022, 2021, 2020Send It Sales LLC
82-4402890Agawam, MA·1 plan·2024, 2023, 2022, 2021, 2020Senda Biosciences INC
81-4294083Cambridge, MA·1 plan·2022, 2021, 2020Seney, INC.
03-0574953Fitchburg, MA·1 plan·2024, 2023, 2022, 2021, 2020Seng, LLC
04-3724238Boston, MA·1 plan·2021, 2020Senior Care Solutions Corp.
88-3035814Methuen, MA·1 plan·2024, 2023, 2022Senior Healthcare Associates, INC.
55-0829759Newton, MA·2 plans·2024, 2025, 2023, 2022, 2021, 2020Senior Homecare Solutions LLC
27-0062548Chestnut Hill, MA·1 plan·2021, 2020Senior Living Residences, LLC
04-3395920Braintree, MA·2 plans·2024, 2023, 2022, 2021, 2020Senior Resource Center, INC.
04-3539297Quincy, MA·1 plan·2024, 2023, 2022, 2021, 2020Senior Solutions LLC
72-1609252Belmont, MA·1 plan·2024, 2023, 2022, 2021, 2020Seniorcare, INC.
04-2412171Gloucester, MA·1 plan·2022, 2021, 2020Seniorcare, INC.
04-2512171Gloucester, MA·1 plan·2024, 2023, 2022Seniorlink, INC.
04-3520800Auburn, MA·2 plans·2024, 2023, 2022, 2021, 2020Seniors And Kids Corporation
33-1373554Boston, MA·1 plan·2024Senko Advanced Components, INC
04-3396364Hudson, MA·2 plans·2024, 2023, 2022, 2021, 2020Senopsys LLC
42-1705970Woburn, MA·2 plans·2024, 2023, 2022, 2021, 2020Sensar Marine US, INC.
88-2552822Lexington, MA·1 plan·2024, 2025, 2023, 2022Sensata Technologies INC.
20-4297839Attleboro, MA·3 plans·2024, 2023, 2022, 2021, 2020Senscio Systems, INC.
26-4277771Harvard, MA·1 plan·2024, 2023, 2022, 2021, 2020Sense Biodetection INC
85-1310551Milford, MA·1 plan·2021, 2020Sense Labs, INC
46-1834598Cambridge, MA·2 plans·2024, 2023, 2022, 2021, 2020Sensera, INC.
38-4008191Woburn, MA·1 plan·2021, 2020Sensible Financial Planning An
04-3638467Waltham, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Sensible Nutrition INC
04-3522115Hingham, MA·1 plan·2024, 2023, 2022, 2021, 2020Sensimetrics Corporation
04-2973546Gloucester, MA·1 plan·2023, 2022, 2021, 2020Sensorion, INC.
87-1644087Cambridge, MA·1 plan·2023, 2022, 2021Sensorium Therapeutics, INC.
87-1465121Boston, MA·1 plan·2024, 2023, 2022Sensyne Health, INC.
47-4236865Cambridge, MA·1 plan·2024Sensys Gatso USA, INC.
75-3249780Beverly, MA·1 plan·2024, 2023, 2022, 2021, 2020Sentenai INC
47-5337235Cambridge, MA·1 plan·2024, 2023, 2022Sentenia Systems, INC.
30-0184114Wakefield, MA·1 plan·2024, 2023, 2022, 2021, 2020Sentien Biotechnologies INC
26-3782670Lexington, MA·1 plan·2023, 2022, 2021, 2020Sentier Informatics, LLC
81-5009001Burlington, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Sentinel Benefits Group, INC.
04-3015875Wakefield, MA·2 plans·2024, 2023, 2022, 2021, 2020Sentry Ford Lincoln, INC.
04-3018451Medford, MA·1 plan·2024, 2023, 2022, 2021, 2020Seoane Landscape Design, INC.
04-2751007Abington, MA·1 plan·2024, 2023, 2022, 2021, 2020Separation Solutions Enterprises Holding LP
93-2552068Wilmington, MA·1 plan·2024Sepulveda & Associates, P.C.
20-2607956Chelmsford, MA·1 plan·2024, 2023, 2022, 2021, 2020Sequel Law LLC
83-1476820Worcester, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Sequoia Builders INC
20-5057519Peabody, MA·1 plan·2021, 2020Sequre Dx
84-5034390Waltham, MA·1 plan·2024Seqwell, INC.
46-4755914Beverly, MA·1 plan·2024, 2025, 2023, 2022, 2021, 2020Seracare Life Sciences INC
33-0056054Milford, MA·2 plans·2024, 2023, 2022, 2021, 2020