WATER STREET HEALTHCARE PARTNERS, LLC
WATER STREET HEALTHCARE PARTNERS, LLC is a Series C+ and buyout fund in the US and Western Europe writing $20M–$100M checks into medical-products, diagnostics, healthcare-services, pharmaceuticals and life-sciences.
- Stages
- Series C+, buyout
- Sectors
- medical-products, diagnostics, healthcare-services, pharmaceuticals, life-sciences
- Check size
- $20M–$100M
- Invests in
- US-wide, Western Europe
- Actively investing
- Yes
- Founded
- 2005
- Assets under management
- $9.4B
- Website
- waterstreet.com
Thesis
Water Street Healthcare Partners, LLC, founded in 2005 and headquartered in Chicago, is a private equity firm specializing in the healthcare industry. With approximately $7.49 billion in assets under management as of December 31, 2025, the firm focuses on building market-leading companies through buyouts and growth capital investments in Medical Products and Diagnostics, Healthcare Services, and Pharmaceutical and Life Sciences. Their strategy involves proactive origination, creative problem-solving, and collaborative partnerships, often with extended holding periods of a decade or more. Water Street avoids investments in biotechnology, traditional healthcare facilities, and early-stage companies without positive cash flow. The typical investment size ranges from $10 million to $50 million, with a preferred range of $20 million to $100 million for Fund IV. Transaction values for target companies are generally between $50 million and $500 million.
Common questions
Does WATER STREET HEALTHCARE PARTNERS, LLC invest at the Series C+ stage?
Yes. WATER STREET HEALTHCARE PARTNERS, LLC lists Series C+ and buyout among the stages it invests in.
What check size does WATER STREET HEALTHCARE PARTNERS, LLC write?
WATER STREET HEALTHCARE PARTNERS, LLC writes $20M–$100M checks.
Where does WATER STREET HEALTHCARE PARTNERS, LLC invest?
WATER STREET HEALTHCARE PARTNERS, LLC invests in the US and Western Europe.