# BARNSTONE ADVISORS LLC

BARNSTONE ADVISORS LLC of PHOENIXVILLE, PA is an SEC-registered investment adviser.

## Registration

- CRD: 144511
- Type: SEC-registered investment adviser
- SEC file number: 801-112449
- Location: 388 W. POTHOUSE ROAD, SUITE A, PHOENIXVILLE, PA, 19460
- Phone: 610-917-2210
- Latest filing: 2026-01-27
- Regulatory AUM: $241.1M
- Discretionary AUM: $241.1M
- Clients: 4
- Accounts: 288

## Business model

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

## Officers, owners & control persons (6)

| Name | Role | Location |
| --- | --- | --- |
| James Brinton Detwiler | MANAGING MEMBER/PRESIDENT/CHIEF COMPLIANCE OFFICER | — |
| Patricia Markell Mchugh | MEMBER/SENIOR PORTFOLIO MANAGER | — |
| Eric George Erickson | MEMBER/DIRECTOR | — |
| ERICKSON CARL GEORGE | DIRECTOR | — |
| DETWILER JAMES BRINTON | MANAGING MEMBER, CHIEF COMPLIANCE OFFICER; PRESIDENT, CHIEF COMPLIANCE OFFICER; PRESIDENT/CHIEF COMPLIANCE OFFICER | — |
| MCHUGH PATRICIA MARKELL | SENIOR PORTFOLIO MANAGER | — |


## Branch offices (2)

| City | State | Employees | Phone |
| --- | --- | --- | --- |
| — | — | 1 | 302-521-6497 |
| — | — | 1 | 302-521-6497 |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/144511/brochure
- Similar advisers: https://search.stillhousedata.com/firm/144511/similar
- Related entities: https://search.stillhousedata.com/firm/144511/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/144511

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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.