124,883 companies in Healthcare & Life Science in Massachusetts.
Explore 124,883 Healthcare & Life Science in Massachusetts listed with contact details, employee size, revenue, and NAICS/SIC codes. Compare suppliers and service providers side by side and reach the right companies directly, or view the same industry in Healthcare & Life Science in California, Healthcare & Life Science in Florida, Healthcare & Life Science in Texas.
The highest-revenue companies in this directory. Open any profile for its full firmographics.
| # | Company | Location | Employees | Revenue |
|---|---|---|---|---|
| 1 | Mass General Brigham Inc | Somerville | 80,000 | $20.6B |
| 2 | Fresenius Medical Care AG | Waltham | 70,000 | $14.1B |
| 3 | Fresenius Medical Care Holdings Inc | Waltham | 36,825 | $13.5B |
| 4 | Mass General Brigham | Somerville | 80,000 | $11.7B |
| 5 | Careport, Powered By Wellsky® | Boston | 1,000 | $10B |
| 6 | Allwyn Entertainment Ltd | Boston | 8,000 | $9.9B |
| 7 | DraftKings Inc | Boston | 5,500 | $6.1B |
| 8 | Beth Israel Lahey Health | Burlington | 39,000 | $5.6B |
| 9 | Dana-Farber Cancer Institute | Boston | 9,211 | $3.5B |
| 10 | Brigham and Women's Hospital | Boston | 21,000 | $2.8B |
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 123,421 | 98.8% |
| 51-200 | 1,073 | 0.9% |
| 201-1000 | 296 | 0.2% |
| 1001-5000 | 59 | 0.0% |
| 5001+ | 32 | 0.0% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 123,849 | 99.2% |
| $10M-$50M | 753 | 0.6% |
| $50M-$250M | 179 | 0.1% |
| $250M-$1B | 43 | 0.0% |
| $1B+ | 25 | 0.0% |
Share is of companies with a known value — 124,881 with headcount and 124,849 with revenue on file, as of Jul 17, 2026.
There are 124,883 Healthcare & Life Science in Massachusetts in the directory. Use the filters to narrow by employee count, revenue, or NAICS/SIC code.
142 of the 124,883 companies in Healthcare & Life Science in Massachusetts employ more than 500 people, and 25 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
Most are small and mid-sized businesses: the size and revenue tables above show the full spread, from under $10M up to $1B+, across the 124,849 companies with revenue on file.
Every listing includes the company name, location, website, employee size, revenue range where available, and NAICS/SIC classification, with a link to the full profile.
Listings are compiled and maintained by Factur, a sales and marketing firm for B2B manufacturers. Any company can request an update or removal from its profile page.