# 221B CAPITAL MANAGEMENT LLC

221B CAPITAL MANAGEMENT LLC is an SEC exempt reporting adviser.

## Registration

- CRD: 329645
- Type: SEC exempt reporting adviser
- SEC file number: 802-130808
- Phone: 914-299-0184
- Latest filing: 2026-03-25
- Total assets: $33.7M

## Officers, owners & control persons (4)

| Name | Role | Location |
| --- | --- | --- |
| [Jillian McIntyre](https://search.stillhousedata.com/person/84846) | MANAGING MEMBER; MANAGING MEMBER OF 221B CAPITAL PARTNERS LLC | NEW YORK, NY |
| [Steven Charles Plank](https://search.stillhousedata.com/person/723416) | MANAGING MEMBER; MANAGING MEMBER OF 221B CAPITAL PARTNERS LLC | — |
| [PLANK STEVEN CHARLES](https://search.stillhousedata.com/person/833925) | MANAGING MEMBER; MANAGING MEMBER OF 221B CAPITAL PARTNERS LLC | — |
| [MCINTYRE JILLIAN](https://search.stillhousedata.com/person/908341) | MANAGING MEMBER; MANAGING MEMBER OF 221B CAPITAL PARTNERS LLC | — |


## Private funds (1)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| 221B MASTER FUND LP | Hedge Fund | Cayman Islands | 4 | $33.7M | $1.0M |


## Fund service providers (1)

- administrator: STONE COAST FUND SERVICES LLC

## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/329645/brochure
- Similar advisers: https://search.stillhousedata.com/firm/329645/similar
- Related entities: https://search.stillhousedata.com/firm/329645/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/329645

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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.