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2,304 Massachusetts employers have substantive broker records on their Form 5500 filings — a named benefits broker of record and, in many cases, disclosed compensation. Median disclosed broker cost runs about $26 per participant per month among them. Most-represented industries: Other, Professional Services, Manufacturing — Heavy. Open any company to see who its broker is and what was disclosed.
By industry in Massachusetts
| Company | Industry | Plan type | Participants | Latest filing | Broker comp |
|---|---|---|---|---|---|
| CABOT CORPORATION | Manufacturing — Light | Self-funded | 1K | 2024 | Disclosed |
| CORNERSTONE RESEARCH, INC. | Professional Services | Self-funded | 1K | 2025 | Disclosed |
| CARGURUS, INC. | Other | Self-funded | 1K | 2024 | Disclosed |
| SUFFOLK UNIVERSITY | Education — K-12 | Self-funded | 1K | 2025 | Disclosed |
| FORRESTER RESEARCH INC. | Other | Self-funded | 1K | 2025 | Disclosed |
| PUMA NORTH AMERICA, INC. | Other | Self-funded | 1K | 2024 | Disclosed |
| ETHOS VETERINARY HEALTH, LLC | Professional Services | Self-funded | 1K | 2023 | Disclosed |
| HENRY HEYWOOD MEMORIAL HOSPITAL | Health System / Hospital | Self-funded | 1K | 2025 | Disclosed |
| AMEGO, INC. | Education — K-12 | Self-funded | 1K | 2025 | Disclosed |
| BERKSHIRE HATHAWAY SPECIALTY INSURANCE COMPANY | Insurance / Financial Services | Self-funded | 1K | 2025 | Disclosed |
| DINING ALLIANCE | Professional Services | Self-funded | 1K | 2024 | Disclosed |
| REPLIGEN CORPORATION | Manufacturing — Light | Self-funded | 1K | 2023 | Disclosed |
| ELIOT COMMUNITY HUMAN SERVICES, INC. | Other | Self-funded | 1K | 2024 | Disclosed |
| AGRI-MARK, INC. | Manufacturing — Light | Self-funded | 1K | 2025 | Disclosed |
| BROOKLINE BANCORP, INC. | Insurance / Financial Services | Self-funded | 1K | 2024 | Disclosed |
| BABCOCK POWER INC. | Manufacturing — Heavy | Self-funded | 998 | 2024 | Disclosed |
| TELUS HEALTH (US) LTD | Technology / Software | Self-funded | 997 | 2024 | Disclosed |
| LITTLE SPROUTS HOLDING LLC | Other | Fully insured | 990 | 2025 | Disclosed |
| OPEN SKY COMMUNITY SERVICES | Other | Self-funded | 986 | 2024 | Disclosed |
| AXCELIS TECHNOLOGIES, INC. | Manufacturing — Heavy | Self-funded | 983 | 2025 | Disclosed |
| CARTAMUNDI EAST LONGMEADOW LLC | Manufacturing — Light | Self-funded | 982 | 2025 | Disclosed |
| HOLLINGSWORTH AND VOSE | Manufacturing — Light | Self-funded | 979 | 2025 | Disclosed |
| SHAWMUT GROUP INC. | Construction | Self-funded | 978 | 2024 | Disclosed |
| ROCHE BROS. MIDCO, LLC | Retail | Self-funded | 977 | 2024 | Disclosed |
| ONTO INNOVATION | Manufacturing — Heavy | Self-funded | 974 | 2025 | Disclosed |
| BENTLEY UNIVERSITY | Education — K-12 | Self-funded | 971 | 2024 | Disclosed |
| EZCATER, INC. | Hospitality / Food Service | Self-funded | 964 | 2024 | Disclosed |
| INTERNATIONAL DATA GROUP HEALTH AND WELFARE BENEFIT PLAN | Other | Self-funded | 958 | 2024 | Disclosed |
| INSIGHT SERVICE GROUP | Other | Self-funded | 950 | 2025 | Disclosed |
| HEALTHEDGE SOFTWARE, INC | Technology / Software | Self-funded | 948 | 2025 | Disclosed |
| INTERSYSTEMS CORPORATION | Technology / Software | Self-funded | 946 | 2025 | Disclosed |
| MESTEK, INC. | Manufacturing — Heavy | Self-funded | 942 | 2024 | Disclosed |
| BOSTON DYNAMICS | Professional Services | Self-funded | 934 | 2025 | Disclosed |
| CFGI, LLC. | Accounting / Consulting | Self-funded | 932 | 2025 | Disclosed |
| BUYERS EDGE PLATFORM, LLC | Professional Services | Self-funded | 930 | 2025 | Disclosed |
| REIFY HEALTH, INC | Technology / Software | Self-funded | 928 | 2024 | Disclosed |
| ENGAGESMART, INC. | Professional Services | Self-funded | 921 | 2024 | Disclosed |
| WESTON AND SAMPSON,INC. | Professional Services | Self-funded | 920 | 2024 | Disclosed |
| THRIVE SKILLED PEDIATRIC CARE, LLC | Ambulatory / Outpatient Care | Self-funded | 920 | 2025 | Disclosed |
| HARTE HANKS, INC. | Professional Services | Self-funded | 917 | 2024 | Disclosed |
| HW TEMPS, LLC | Other | Self-funded | 911 | 2025 | Disclosed |
| CONSTANT CONTACT, INC. | Professional Services | Self-funded | 910 | 2025 | Disclosed |
| FEENEY BROTHERS EXCAVATION, LLC | Construction | Self-funded | 906 | 2021 | Disclosed |
| NATIXIS INVESTMENT MANAGERS, LLC | Insurance / Financial Services | Self-funded | 906 | 2023 | Disclosed |
| NATIXIS INVESTMENT MANAGERS, LLC | Insurance / Financial Services | Self-funded | 905 | 2025 | Disclosed |
| CAMBRIDGE ASSOCIATES, LLC | Insurance / Financial Services | Self-funded | 904 | 2025 | Disclosed |
| BABSON COLLEGE | Education — K-12 | Self-funded | 901 | 2025 | Disclosed |
| MIMECAST NORTH AMERICA, INC. | Technology / Software | Self-funded | 900 | 2025 | Disclosed |
| CRA INTERNATIONAL, INC. | Accounting / Consulting | Self-funded | 896 | 2025 | Disclosed |
| ENEL NORTH AMERICA, INC. | Other | Self-funded | 896 | 2025 | Disclosed |
| FORM ENERGY, INC. | Professional Services | Self-funded | 894 | 2025 | Disclosed |
| RTS HOLDINGS, LLC. | Transportation & Logistics | Fully insured | 891 | 2025 | Disclosed |
| L. KNIFE & SON, INC. | Other | Self-funded | 889 | 2023 | Disclosed |
| JUDGE ROTENBERG EDUCATIONAL CENTER, INC. | Education — K-12 | Fully insured | 888 | 2024 | Disclosed |
| GOTO TECHNOLOGIES USA LLC | Technology / Software | Self-funded | 885 | 2024 | Disclosed |
| COGNEX CORPORATION | Technology / Software | Self-funded | 873 | 2025 | Disclosed |
| BRIDGEWELL | Other | Self-funded | 867 | 2025 | Disclosed |
| L.E.K. CONSULTING LLC | Accounting / Consulting | Self-funded | 867 | 2025 | Disclosed |
| HIGH POINT TREATMENT CENTER, INC. | Physician Group / Medical Practice | Self-funded | 862 | 2025 | Disclosed |
| TUV SUD AMERICA INC. | Professional Services | Self-funded | 857 | 2025 | Disclosed |
| DANIEL J. QUIRK, INC. | Retail | Fully insured | 852 | 2025 | Disclosed |
| SYSTEMS & TECHNOLOGY RESEARCH | Professional Services | Self-funded | 849 | 2025 | Disclosed |
| MAGELLAN AEROSPACE USA | Manufacturing — Heavy | Self-funded | 844 | 2025 | Disclosed |
| THE NEW ENGLAND CENTER FOR CHILDREN INC. | Education — K-12 | Self-funded | 841 | 2024 | Disclosed |
| ORGANOGENESIS, INC. | Manufacturing — Heavy | Self-funded | 839 | 2025 | Disclosed |
| TRANSMEDICS, INC. | Professional Services | Self-funded | 834 | 2025 | Disclosed |
| SAREPTA THERAPEUTICS, INC. | Manufacturing — Light | Self-funded | 831 | 2025 | Disclosed |
| W. E. AUBUCHON CO., INC. | Retail | Self-funded | 827 | 2025 | Disclosed |
| IMPRIVATA, INC. | Other | Self-funded | 820 | 2025 | Disclosed |
| WELCH FOODS, INC., A COOPERATIVE | Manufacturing — Light | Self-funded | 819 | 2025 | Disclosed |
| MARTIGNETTI COMPANIES | Other | Self-funded | 818 | 2025 | Disclosed |
| THE HOME FOR LITTLE WANDERERS | Other | Self-funded | 817 | 2025 | Disclosed |
| CIRCLE INTERNET FINANCIAL, INC. | Insurance / Financial Services | Self-funded | 816 | 2025 | Disclosed |
| L.KNIFE & SON, LLC. | Other | Self-funded | 816 | 2024 | Disclosed |
| WGBH EDUCATIONAL FOUNDATION | Education — K-12 | Self-funded | 814 | 2024 | Disclosed |
| BROCKTON AREA MULTI SERVICES, INC. | Other | Self-funded | 814 | 2024 | Disclosed |
| LANTHEUS MEDICAL IMAGING, INC. | Manufacturing — Light | Self-funded | 813 | 2024 | Disclosed |
| C AND J CLARK AMERICA INCORPORATED | Manufacturing — Light | Self-funded | 810 | 2024 | Disclosed |
| BERKSHIRE GROUP, LLC | Insurance / Financial Services | Self-funded | 809 | 2025 | Disclosed |
| CIMPRESS USA INCORPORATED | Manufacturing — Light | Self-funded | 806 | 2024 | Disclosed |
| MUTUAL FIRE INSURANCE ASSOCIATION OF NEW ENGLAND, INC. | Insurance / Financial Services | Self-funded | 804 | 2023 | Disclosed |
| TRUSTEES OF MOUNT HOLYOKE COLLEGE | Education — K-12 | Self-funded | 802 | 2024 | Disclosed |
| BROOKS AUTOMATION US, LLC | Manufacturing — Heavy | Self-funded | 802 | 2025 | Disclosed |
| NEXT STEP HEALTHCARE LLC | Health System / Hospital | Fully insured | 797 | 2024 | Disclosed |
| ALKU, LLC | Accounting / Consulting | Self-funded | 792 | 2024 | Disclosed |
| FORMLABS, INC. | Accounting / Consulting | Self-funded | 791 | 2025 | Disclosed |
| COHERE HEALTH, INC | Professional Services | Self-funded | 788 | 2025 | Disclosed |
| GZA GEOENVIRONMENTAL, INC. | Professional Services | Self-funded | 784 | 2025 | Disclosed |
| VPNE PARKING SOLUTIONS, LLC | Other | Self-funded | 784 | 2025 | Disclosed |
| THE MIDDLESEX CORPORATION | Construction | Self-funded | 783 | 2024 | Disclosed |
| EXCELITAS TECHNOLOGIES CORP | Manufacturing — Heavy | Self-funded | 781 | 2025 | Disclosed |
| CENTRAL NEW ENGLAND HEALTH ALLIANCE | Health System / Hospital | Self-funded | 779 | 2022 | Disclosed |
| ROGERS FOAM CORPORATION | Manufacturing — Heavy | Self-funded | 778 | 2024 | Disclosed |
| BOARD OF TRUSTEES IUOE LOCAL 98 HEALTH & WELFARE FUND | Construction | Self-funded | 772 | 2025 | Disclosed |
| LOOMIS SAYLES AND COMPANY, LP | Insurance / Financial Services | Self-funded | 771 | 2025 | Disclosed |
| ALLIANCE HEALTH, INC. | Health System / Hospital | Self-funded | 768 | 2024 | Disclosed |
| EMERSON COLLEGE | Education — K-12 | Self-funded | 766 | 2025 | Disclosed |
| ALPHA ANALYTICAL, INC. | Professional Services | Self-funded | 766 | 2023 | Disclosed |
| XCEEDANCE, INC. | Insurance / Financial Services | Self-funded | 765 | 2024 | Disclosed |
| AFFORDABLE INTERIOR SYSTEMS, INC. | Manufacturing — Heavy | Self-funded | 761 | 2024 | Disclosed |
Companies without substantive broker records are excluded from this directory but remain findable via search.
Sourced from Form 5500 filings as submitted to the U.S. Department of Labor. Dataset refreshed October 7, 2026. Plan years are labeled by the year they begin, so a July 2024 – June 2025 plan year is 2024. Filings may lag 12–18 months behind the current plan year.