# ATCAP PARTNERS, LLC

ATCAP PARTNERS, LLC of ROCKVILLE, MD is an SEC-registered investment adviser.

## Registration

- CRD: 158214
- Type: SEC-registered investment adviser
- SEC file number: 801-72617
- Location: 1445 RESEARCH BOULEVARD, #530, ROCKVILLE, MD, 20850
- Phone: 866-842-3356
- Latest filing: 2026-04-01
- Regulatory AUM: $195.5M
- Discretionary AUM: $195.5M
- Clients: 26
- Accounts: 349

## Business model

- Compensation: % of AUM, Hourly, Fixed, Other
- Clients served: Individuals, High net worth, Pooled vehicles, Charities

## Officers, owners & control persons (19)

| Name | Role | Location |
| --- | --- | --- |
| Mary Catherine Ayers-Rigsby | CEO | — |
| Angela Lynnette Holland | CCO | — |
| David Peter Brown | OWNER | — |
| Christopher Claiborne Dewey | OWNER | — |
| Mark Harry Goldwasser | OWNER | — |
| Dirk David Goldwasser | OWNER | — |
| GOLDWASSER MARK HARRY | OWNER; PARTNER | — |
| FOX ROBERT MICHAEL | CHIEF COMPLIANCE OFFICER | — |
| ROSS MARKUS | CHAIRMAN; OWNER | — |
| AYERS-RIGSBY MARY CATHERINE | CEO | — |
| WINKLBAUER FRANZ | SHAREHOLDER | — |
| HAUSMAN MARK CLEMENT | PRESIDENT | — |
| SABAG MICHEAL ALAN | CHIEF COMPLIANCE OFFICER | — |
| ROSS MARKUS NMN | CHAIRMAN; OWNER | — |
| BROWN MARC PETER | OWNER; PARTNER | — |
| HOLLAND ANGELA LYNNETTE | CCO; COMPLIANCE MANAGER | — |
| DEWEY CHRISTOPHER CLAIBORNE | OWNER; PARTNER | — |
| GOLDWASSER DIRK DAVID | OWNER; PARTNER | — |
| AYERS-RIGSBY ISABELLE ANNE | CCO | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/158214/brochure
- Similar advisers: https://search.stillhousedata.com/firm/158214/similar
- Related entities: https://search.stillhousedata.com/firm/158214/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/158214

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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.