About Water Street
Water Street is a private equity firm founded in 2005. It is primarily based in Chicago, United States. As of Oct 2026, Water Street is an active investor with a portfolio of 41 companies, comprising 41 funding rounds and 19 acquisitions. In the last 12 months, it has participated in 1 funding round. The firm primarily invests in companies based in United States and Germany. Its portfolio is spread across a wide range of sectors from Healthcare to Life Sciences. Its latest investment was a $***** Seed round in Pillr Health on Jan 14, 2026
Overall Water Street portfolio has seen 17 acquisitions, namely Sarnova, Merck Sharp & Dohme and Solvias. JLL Partners co-invest with Water Street, sharing a substantial percentage of its portfolio.
Water Street has a team of 43 people, including 16 partners.
Key Metrics
Water Street's Portfolio
Water Street has a portfolio of 41 companies. They have invested in a total of 41 companies. Their most recent investment was in Pillr Health (Seed round) on Jan 14, 2026. Here are the most recent investments by Water Street:Date | Company | Round | Amount | Co-Investors |
|---|---|---|---|---|
Jan 14, 2026 | Seed | 7844 | - | |
Aug 13, 2024 | Unattributed | 6610 | - | |
Feb 23, 2022 | PE | 3270 | - | |
Jan 11, 2022 | PE | 8211 | - |
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Water Street has acquired 19 companies. Their most recent acquisition was of Solvias on Jun 11, 2020. Here are the most recent acquisitions by Water Street:
Acquisition Date | Company | Short Description | Total Funding | Founded Year |
|---|---|---|---|---|
Jun 11, 2020 | Developer and manufacturer of medical devices, cosmetics, agrochemicals, and chemicals | - | 1999 | |
Aug 27, 2019 | Provider of patient research studies software | $50M | 2012 | |
Apr 18, 2018 | Coordination solutions for Pharmacy benefits | - | 2010 | |
Feb 20, 2018 | Outsourcing services for biopharma and medical device companies | - | 1858 |
Here is the portfolio snapshot of Water Street:
Investments by Year
The maximum number of investments were made in 2022
Acquisitions by Year
The maximum number of acquisitions were made in 2017
Portfolio by Location
Companies are primarily in United States and Germany
Portfolio by Sector
Companies are primarily in Healthcare
Team profile of Water Street
Water Street has a team of 43 members including 16 Partners and 7 Principals located in United States. Water Street's team sits on the board of 1 company.Here is a list of top team members in Water Street:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Partner | Chicago | - | ||
Partner | Chicago | - | ||
Partner | Chicago | - | ||
Partner | Chicago | - | ||
Partner | Chicago | - | ||
Partner | Chicago | - | ||
Partner | Chicago | - | ||
Partner | Lake Forest | - | ||
Partner | Johns Island | - | ||
Partner | Chicago | - | ||
Partner | Winter Park | - |
Co-investors of Water Street
Over the past 21 years, one investor has co-invested in Water Street's portfolio companies.
- Top Co-investors of Water Street: JLL Partners entered a company along with Water Street.
Water Street News
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Water Street Healthcare Partners Invests in Pillr HealthPR Newswire•Jan 14, 2026•Water Street, Pillr Health
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CBRE closes sale of industrial warehouse in Brooklyn Parkhttps://www.rejournals.com•Sep 29, 2025•I3 Investors, CBRE, Water Street
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Water Street Capital Comments on REC Silicon Board Update, Criticizes Hanwha's OfferPR Newswire•Jul 08, 2025•Water Street
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Water Street Capital Challenges Hanwha's REC Silicon BuyoutBenzinga•May 23, 2025•Water Street, REC Silicon
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Water Street Staffing Secures $1.75 Million in Funding for Expansionintelligence360•Apr 21, 2025•Water Street
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Water Street invests in healthcare logistics firm MedSpeedPE Hub•Aug 13, 2024•Water Street, MedSpeed
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MedSpeed Announces Partnership with Strategic Health Care InvestorPR Newswire•Aug 13, 2024•MedSpeed, Water Street
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Former Advocate Health Executive Joins Water Street as Operating PartnerPR Newswire•Aug 07, 2024•Water Street
