# ST. JAMES INVESTMENT ADVISORS, LLC

ST. JAMES INVESTMENT ADVISORS, LLC of PORT JEFFERSON, NY is an SEC-registered investment adviser.

## Registration

- CRD: 283880
- Type: SEC-registered investment adviser
- SEC file number: 801-107821
- Location: 414 MAIN STREET, SUITE 205, PORT JEFFERSON, NY, 11777
- Phone: (631) 979-6520
- Latest filing: 2026-02-18
- Regulatory AUM: $511.5M
- Discretionary AUM: $59.4M
- Non-discretionary AUM: $452.2M
- Clients: 7
- Accounts: 2,017

## Business model

- Compensation: % of AUM
- Clients served: High net worth, Pooled vehicles, Pensions, Other

## Officers, owners & control persons (7)

| Name | Role | Location |
| --- | --- | --- |
| Mark William Joseph | MEMBER | — |
| Brian Christopher Mark | MANAGING MEMBER & PORTFOLIO MANAGER | — |
| Jennifer Ann Abbonizio | CHIEF COMPLIANCE OFFICER | — |
| John Andrew Spicciatie | EXECUTIVE DIRECTOR | — |
| MARK BRIAN CHRISTOPHER | MANAGING MEMBER; MANAGING MEMBER & CHIEF COMPLIANCE OFFICER; MANAGING MEMBER & PORTFOLIO MANAGER | — |
| ABBONIZIO JENNIFER ANN | CHIEF COMPLIANCE OFFICER | — |
| Spicciatie John Andrew | EXECUTIVE DIRECTOR | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/283880/brochure
- Similar advisers: https://search.stillhousedata.com/firm/283880/similar
- Related entities: https://search.stillhousedata.com/firm/283880/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/283880

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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.