About Castle Island Partners
Castle Island Partners is a private equity firm founded in 2005. It is primarily based in Newton, United States. As of Jul 2026, Castle Island Partners has a portfolio of 16 companies, comprising 16 funding rounds and 2 acquisitions. The firm primarily invests in companies based in United States. Its portfolio is spread across a wide range of sectors from Retail to Food and Agriculture. Its latest investment was a $***** Series A round in River Financial on Feb 17, 2021 which also saw participation from Goldcrest, Polychain and other investors.
Overall Castle Island Partners portfolio has seen 5 IPOs and 8 acquisitions, namely Domino's Pizza, Digital Realty and Carter's. A lot of funds co-invest with Castle Island Partners, with names like Goldcrest sharing a substantial percentage of its portfolio.
Castle Island Partners has a team of 2 people, including 1 partner.
Key Metrics
Founded Year
2005
Location
Newton, United States
Portfolio Companies
Portfolio Sectors
Portfolio Locations
Acquisition Deals
Investment Deals
Castle Island Partners' Portfolio
Castle Island Partners has a portfolio of 16 companies. They have invested in a total of 16 companies. Their most recent investment was in River Financial (Series A round) on Feb 17, 2021. Here are the most recent investments by Castle Island Partners:Date | Company | Round | Amount | Co-Investors |
|---|---|---|---|---|
Feb 17, 2021 | Series A | 9896 |
Castle Island Partners has acquired 2 companies. Their most recent acquisition was of Boston Interiors on Apr 04, 2016. Here are the most recent acquisitions by Castle Island Partners:
Acquisition Date | Company | Short Description | Total Funding | Founded Year |
|---|---|---|---|---|
Apr 04, 2016 | Provider of cable assembly and electromechanical component mounting services | $3.12M | 1979 | |
Jan 23, 2007 | Military & aerospace connectivity solutions: MIL-STD-1553, Ethernet, cable assemblies | - | 1981 |
Here is the portfolio snapshot of Castle Island Partners:
Investments by Year
The maximum number of investments were made in 2021
Portfolio by Location
Companies are primarily in United States
Portfolio by Sector
Companies are primarily in Retail
Team profile of Castle Island Partners
Castle Island Partners has a team of 2 members located in United States. Castle Island Partners' team does not sit on the board of any company as of now.Co-investors of Castle Island Partners
Over the past 21 years, 4 investors have co-invested in Castle Island Partners's portfolio companies.
- Top Co-investors of Castle Island Partners: 4 investors entered a company along with Castle Island Partners. These include investors like Goldcrest (1 company).
Castle Island Partners News
•
Svoboda, Collins L.L.C. Completes Sale of MilesTek CorporationSvoboda Capital Partners•Jan 23, 2007•MilesTek, Svoboda Capital Partners, Castle Island Partners
