Ingleside Investors (also known as A.C. Israel Enterprises) is a New York-based family office and financial holding company representing the investment interests of the Israel family. The firm manages over 15 direct investments across a wide range of industries and oversees a diverse portfolio of fund investments with private equity managers.
33% of their portfolio is in Healthcare. Their most common stage is series-b (67% of deals). Average disclosed round size is $23.8M (across 5 rounds with reported amounts).
Portfolio
4
Fund Size
—
Top Stage
Series B
Last 12 Mo
0
Team
MR
Mayer Rosenzweig
Managing Director
BG
Barry Gray
Partner
TI
Thomas Israel
Partner
JI
James Israel
Vice President
JP
Jody Phillips
Vice President
GW
Greg Warner
President
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
6 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 SwissDrones | Series B | $10M | Apr 2024 |
 Mint House | Series B | $35M | May 2022 |
 Centivo | Series B | $34M | Dec 2020 |
| Centivo | Series A | $34M | Jul 2018 |
 Volantio | Series B | — | Feb 2018 |
| Volantio | Series A | $6M | — |
Top Co-Investors
Bain Capital Ventures2 shared
+ND Capital2 shared
Maverick Ventures2 shared
F-Prime Capital2 shared
Bessemer Venture Partners2 shared
DiamondStream Partners2 shared
Y Combinator2 shared
Company Ventures1 shared
B Capital1 shared
Nassau Street Ventures1 shared
Refinery Ventures1 shared
HarbourVest Partners1 shared
NextView Ventures1 shared
Touchdown Ventures1 shared
Acurio Ventures1 shared
Revolution Growth1 shared
Chevron Technology Ventures1 shared
International Airlines Group1 shared
IAG Capital Partners1 shared
Antares Ventures1 shared
Last updated: 19 September 2026