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Private equity

Former Blackstone duo closes inaugural fund at $400m

Wednesday, April 8, 2026 · first reported by Buyouts Insider

154 Partners, founded by ex-Blackstone executives Isaac Harrouche and Mike Berlin, closed inaugural fund at $400 million in January 2025.

Also named
Blackstone
Fund
154 Partners Fund I
Size
$400M
Stage
Final close
People
Isaac Harrouche
Asset class
Private equity
Geography
North America

The summary and fields above are extracted from the published reports and can contain errors. The linked articles are the source of record.

Coverage

1 source