Last updated 2026-07-20
Portfolio
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About
Rationalwave Capital Partners is a venture investment firm founded in 2003 by Mark Rosenblatt. The firm invests in seed and Series A companies that have visionary, dedicated, and experienced teams, novel approaches to solving problems in large markets, and a technology edge. In addition to private companies, Rationalwave also invests in some public equities. Mark Rosenblatt takes board, advisor, and sometimes operational roles in Rationalwave's investments. He also founded, ran, and sold Rationalwave Analytics, a machine learning company.
Portfolio
No portfolio companies in this dataset yet.
Investment activity
Portfolio by sector
Health Tech & Life Sciences1
Q&A
- What is Rationalwave Capital Partners' primary investment focus by sector?
- Rationalwave Capital Partners has invested in the Health Tech & Life Sciences sector, as evidenced by their portfolio company BactoByte.
- What stage of funding does Rationalwave Capital Partners typically participate in?
- Rationalwave Capital Partners has participated in Seed stage funding rounds, such as their investment in BactoByte.
- When did Rationalwave Capital Partners make its most recent investment?
- Rationalwave Capital Partners made an investment in July 2019, which was in BactoByte.
- Can you name a notable company in Rationalwave Capital Partners' portfolio?
- A notable company in Rationalwave Capital Partners' portfolio is BactoByte, a B2B2C bacterial diagnostics system founded in 2017.
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
Identifiers & details
| Founded | 2003 |
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