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.
46% of their portfolio is in Healthcare. Average disclosed round size is $26.1M (across 24 rounds with reported amounts).
Portfolio
17
Fund Size
—
Top Stage
Series A
Last 12 Mo
0
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
24 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Quant Health | Seed | $2.6M | Oct 2022 |
 Atropos Health | Series A | $14M | Aug 2022 |
| AAtropos | Series A | $14M | Aug 2022 |
 SomaLogic | Series A | $214M | Dec 2020 |
| CCOTA | Series C | $34M | Nov 2020 |
| CCOTA Healthcare | Series D | $34M | Nov 2020 |
| SomaLogic | Series A | $121M | Jan 2020 |
| FForefront Telecare | Series A | $15M | Apr 2019 |
| CCOTA | Series C | $40M | Feb 2018 |
| BBivarus | Series B | $4M | Mar 2017 |
| BBivarus | Series B | $4M | Mar 2016 |
| FForefront Telecare | Unknown | $660K | Jan 2011 |
| FForefront Telecare | Unknown | $310K | Jan 2010 |
| CCombinatorx | Unknown | $30M | Mar 2004 |
 Cecelia Health | Series B | $13M | — |
 BEKHealth | Growth | $4M | — |
| CC2Sense | Seed | $3.2M | — |
| HHistogenics Corporation | Series A | $13.1M | — |
| CCOTA | Series B | $18M | — |
| CCOTA | Series A | $7M | — |
 CRIO | Series A | $3.5M | — |
 Collegium Pharma | Series B | $22.5M | — |
 Odyssey Logistics & Technology | Unknown | $500K | — |
| NNexidia | Unknown | $13M | — |
Top Co-Investors
Breyer Capital2 shared
Emerson Collective2 shared
Casdin Capital2 shared
Blue Water Life Science Advisors2 shared
T. Rowe Price2 shared
Logos Capital2 shared
Farallon Capital Management2 shared
Revelation Partners2 shared
Soleus Capital2 shared
Foresite Capital2 shared
Redmile Group2 shared
Sherpa Healthcare Partners1 shared
Yamato Holdings1 shared
Nina Capital1 shared
Pitango VC1 shared
Bessemer Venture Partners1 shared
StartUp Health1 shared
Rittenhouse Ventures1 shared
Amgen Ventures1 shared
TL Ventures1 shared
Last updated: 20 October 2026