Boston Millennia Partners
Boston, Massachusetts, United StatesFounded 1997
Boston Millennia Partners is a venture capital and growth equity firm providing financing to high-growth companies in the healthcare and life sciences industries. The firm employs a thematic, buy-and-build strategy with active participation in its portfolio companies.
57% of their portfolio is in Healthcare. Average disclosed round size is $45.4M (across 7 rounds with reported amounts).
Portfolio
7
Fund Size
—
Top Stage
Series A
Last 12 Mo
0
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
7 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 QuantHealth | Seed | $2.6M | Oct 2022 |
 Atropos Health | Series A | $14M | Aug 2022 |
 Somalogic | Series A | $214M | Dec 2020 |
| CCota Inc. | Series C | $40M | Feb 2018 |
| CCombinatorx | Unknown | $30M | Mar 2004 |
 Cecelia Health | Series B | $13M | — |
 BEKHealth | Growth | $4M | — |
Top Co-Investors
Sherpa Healthcare Partners1 shared
Yamato Holdings1 shared
Breyer Capital1 shared
Emerson Collective1 shared
Nina Capital1 shared
Pitango VC1 shared
Bessemer Venture Partners1 shared
StartUp Health1 shared
Rittenhouse Ventures1 shared
Casdin Capital1 shared
Blue Water Life Science Advisors1 shared
T. Rowe Price1 shared
Logos Capital1 shared
Farallon Capital Management1 shared
Revelation Partners1 shared
Amgen Ventures1 shared
Soleus Capital1 shared
Foresite Capital1 shared
Redmile Group1 shared
TL Ventures1 shared
Last updated: 7 September 2026