# CION GROSVENOR MANAGEMENT, LLC

CION GROSVENOR MANAGEMENT, LLC of NEW YORK, NY is an SEC-registered investment adviser.

## Registration

- CRD: 330199
- Type: SEC-registered investment adviser
- SEC file number: 801-130219
- Location: 100 PARK AVE, 25TH FLOOR, NEW YORK, NY, 10017-5573
- Phone: 646-253-8235
- Latest filing: 2026-03-31
- Regulatory AUM: $335.2M
- Discretionary AUM: $335.2M
- Clients: 5
- Accounts: 2

## Business model

- Compensation: % of AUM

## Officers, owners & control persons (13)

| Name | Role | Location |
| --- | --- | --- |
| [Patrick Thomas Quinn](https://search.stillhousedata.com/person/184226) | CHIEF LEGAL OFFICER | New York, NY |
| [Michael Adam Reisner](https://search.stillhousedata.com/person/184229) | CO-CEO, DIRECTOR; TRUSTEE | NEW YORK, NY |
| [Mark Gatto](https://search.stillhousedata.com/person/314689) | CO-CEO, DIRECTOR; TRUSTEE | New York, NY |
| [Michael Jay Sacks](https://search.stillhousedata.com/person/680759) | MANAGING MEMBER; TRUSTEE | — |
| [Stephen Roman](https://search.stillhousedata.com/person/703837) | CHIEF COMPLIANCE OFFICER | — |
| [Gregory Michael Schill](https://search.stillhousedata.com/person/703838) | VICE PRESIDENT | — |
| [Paul David Guercio](https://search.stillhousedata.com/person/707128) | TREASURER | — |
| [SACKS MICHAEL JAY](https://search.stillhousedata.com/person/733552) | MANAGING MEMBER; TRUSTEE | — |
| [QUINN THOMAS](https://search.stillhousedata.com/person/744880) | CHIEF LEGAL OFFICER | — |
| [REISNER MICHAEL ADAM](https://search.stillhousedata.com/person/824051) | CO-CEO, DIRECTOR; TRUSTEE | — |
| [GATTO MARK](https://search.stillhousedata.com/person/824057) | CO-CEO, DIRECTOR; TRUSTEE | — |
| [SCHILL GREGORY MICHAEL](https://search.stillhousedata.com/person/828179) | VICE PRESIDENT | — |
| [ROMAN STEPHEN](https://search.stillhousedata.com/person/839297) | CHIEF COMPLIANCE OFFICER | — |


## Disclosures (3)

| Initiated | Type | Allegations | Status | Amount |
| --- | --- | --- | --- | --- |
| — | regulatory | — | — | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/330199/brochure
- Similar advisers: https://search.stillhousedata.com/firm/330199/similar
- Related entities: https://search.stillhousedata.com/firm/330199/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/330199

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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.