Companies in Massachusetts
991.2K companies registered in Massachusetts, sourced from official business registers and enriched with industry, size, location and contact data. Below: the largest companies by reported revenue, and how the Massachusetts business base breaks down by industry and headcount.
Part of the United States company directory.
Rankings
Largest companies in Massachusetts
By reported (actual) revenue, updated September 2026. Public-sector entities are excluded.
| # | Company | Industry | City | Revenue (USD) | Employees |
|---|---|---|---|---|---|
| 1 | TJX Companies, Inc., The | Retail sale of clothing in specialised stores | Framingham | $60.4B | 377,000 |
| 2 | GE Vernova Inc. | Electric power generation, transmission and distribution | Cambridge | $38.1B | 75,000 |
| 3 | BJ's Wholesale Club Holdings, Inc. | Other retail sale in non-specialised stores | Marlborough | $21.5B | 35,000 |
| 4 | State Street Bank and Trust Company | Other monetary intermediation | Boston | $21.4B | 50,555 |
| 5 | Boston Scientific Corporation | Manufacture of medical and dental instruments and supplies | Marlborough | $20.1B | 53,000 |
| 6 | Global Partners LP | Retail sale of automotive fuel in specialised stores | Waltham | $18.6B | 4,700 |
| 7 | Santander Holdings Usa, Inc. | Other monetary intermediation | Boston | $15.9B | 10,300 |
| 8 | State Street Corporation | Other monetary intermediation | Boston | $13.9B | 52,000 |
| 9 | Eversource Energy | Trade of gas through mains | Springfield | $13.5B | 10,731 |
| 10 | Vertex Pharmaceuticals Incorporated | Manufacture of pharmaceutical preparations | Boston | $12B | 6,400 |
| 11 | Analog Devices, Inc. | Manufacture of electronic components and boards | Wilmington | $11B | 24,500 |
| 12 | American Tower Corporation | Fund management activities | Boston | $10.6B | 4,866 |
| 13 | Biogen Inc. | Manufacture of pharmaceutical preparations | Cambridge | $9.9B | 7,500 |
| 14 | BMC Health System, Inc. | Combined office administrative service activities | Boston | $8.8B | 4,200 |
| 15 | President and Fellows of Harvard College | Tertiary education | Cambridge | $6.7B | 13,500 |
| 16 | The Hanover Insurance Group Inc | Non-life insurance | Worcester | $6.6B | 4,900 |
| 17 | Sharkninja, Inc. | Manufacture of electric domestic appliances | Needham | $6.4B | 4,143 |
| 18 | Toast, Inc. | Data processing, hosting and related activities | Boston | $6.2B | 6,500 |
| 19 | Draftkings Inc. | Other sports activities | Boston | $6.1B | 5,500 |
| 20 | Clean Harbors, Inc. | Collection of non-hazardous waste | Norwell | $6B | 22,591 |
| 21 | Blue Cross and Blue Shield of Massachusetts Hmo Blue, Inc. | Non-life insurance | Boston | $5.9B | 55 |
| 22 | Boston Medical Center Health Plan, Inc. | Non-life insurance | Charlestown | $5.7B | 300 |
| 23 | Veralto Corporation | Manufacture of instruments and appliances for measuring, testing and navigation | Waltham | $5.5B | 17,000 |
| 24 | Blue Cross and Blue Shield of Massachusetts, Inc. | Non-life insurance | Boston | $5.4B | 2,800 |
| 25 | Massachusetts Institute of Technology | Tertiary education | Cambridge | $5.4B | 12,000 |
Top 25 by revenue reported to the register. Companies filing no revenue figure are not ranked, whatever their size.
TJX Companies, Inc., The leads Massachusetts at $60.4B in reported revenue, from Framingham.
Coverage
Companies by industry in Massachusetts
The industries holding the most companies, by NACE activity code.
Ranked by number of companies. Each record carries its NACE code alongside SIC and NAICS, so the same segment can be pulled in any of the three schemes.
Browse these directories
Other business support service activities n.e.c. is the largest activity in Massachusetts, with 52,668 companies.
Distribution
Company size
By number of employees.
8,784 companies have no disclosed headcount (excluded from the chart).
86% of Massachusetts companies with a disclosed headcount fall in the 1-4 employee band.
Data coverage
What a Massachusetts record carries
Share of the state's companies holding each contact field.
34%
with a website
53%
with a phone number
23%
with an email address
Counted against the 991.2K companies in Massachusetts. Firmographics — industry, size, address, status — are present on every record.
FAQ
Companies in Massachusetts — frequently asked questions
Need the full Massachusetts company file?
Export 991.2K Massachusetts companies with firmographics, size, location and contact fields — API, bulk file or CRM enrichment.