# 154 PARTNERS INVESTMENT MANAGEMENT LLC

154 PARTNERS INVESTMENT MANAGEMENT LLC of NEW YORK, NY is an SEC-registered investment adviser.

## Registration

- CRD: 333601
- Type: SEC-registered investment adviser
- SEC file number: 801-136944
- Location: 34 EAST 51ST STREET, FLOOR 17, NEW YORK, NY, 10022
- Phone: 347-629-9140
- Latest filing: 2026-07-15
- Regulatory AUM: $438.1M
- Discretionary AUM: $438.1M
- Clients: 13
- Accounts: 4

## Business model

- Compensation: % of AUM, Performance, Other
- Clients served: Investment cos, Other

## Officers, owners & control persons (5)

| Name | Role | Location |
| --- | --- | --- |
| [Isaac Harrouche Peisach](https://search.stillhousedata.com/person/10559) | MANAGING PARTNER | New York, NY |
| [David Scott Blitzer](https://search.stillhousedata.com/person/714779) | INVESTMENT COMMITTEE CHAIR; MEMBER; MEMBER | — |
| [Bradley John Pietras](https://search.stillhousedata.com/person/726039) | PARTNER, CHIEF FINANCIAL OFFICER AND HEAD OF OPERATIONS; PARTNER, CHIEF FINANCIAL OFFICER, CHIEF COMPLIANCE OFFICER, AND HEAD OF OPERATIONS | — |
| [Michael Eric Berlin](https://search.stillhousedata.com/person/726040) | CHIEF INVESTMENT OFFICER; MEMBER; MANAGING PARTNER | — |
| [Isaac Nmn Harrouche Peisach](https://search.stillhousedata.com/person/1020316) | CHIEF EXECUTIVE OFFICER; MEMBER | — |


## Private funds (4)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| 154 PARTNERS FUND I LP | Private Equity Fund | Delaware | 56 | $256.1M | $10.0M |
| 154 PARTNERS FUND I-A LP | Private Equity Fund | Delaware | 10 | $140.5M | $10.0M |
| 154 TOUCHDOWN CO-INVEST II LP | Private Equity Fund | Delaware | 2 | $25.3M | — |
| 154 TOUCHDOWN CO-INVEST LP | Private Equity Fund | Delaware | 7 | $22.7M | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/333601/brochure
- Similar advisers: https://search.stillhousedata.com/firm/333601/similar
- Related entities: https://search.stillhousedata.com/firm/333601/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/333601

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Source: public SEC Form ADV data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.