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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.
Largest Healthcare & Life Science in Massachusetts companies by revenue
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 |
Healthcare & Life Science in Massachusetts companies by size and revenue
| 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.
Frequently asked questions
How many Healthcare & Life Science in Massachusetts are there?
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.
How many large companies are in Healthcare & Life Science in Massachusetts?
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.
What size are most Healthcare & Life Science in Massachusetts companies?
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.
What information is included for each company?
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.
Where does this directory come from?
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.