# JOHN JOSEPH ZIELINSKI

JOHN JOSEPH ZIELINSKI is an investment adviser representative (IAR) with state registration records since 2003, appearing at 6 firms. Currently registered with VESTGEN ADVISORS, LLC.

## Registration history (6)

| Firm | From | To | Current |
| --- | --- | --- | --- |
| [VESTGEN ADVISORS, LLC](https://search.stillhousedata.com/firm/318657) | 2025-05-27 | present | Yes |
| [OPTIMUM INVESTMENT ADVISORS, LLC](https://search.stillhousedata.com/firm/105182) | 2016-06-16 | 2025-09-30 | — |
| [WILLIAM BLAIR](https://search.stillhousedata.com/firm/1252) | 2013-04-01 | 2016-03-04 | — |
| [CAPITAL GUARDIAN TRUST COMPANY](https://search.stillhousedata.com/firm/108236) | 2009-06-26 | 2013-04-08 | — |
| [NEUBERGER BERMAN MANAGEMENT LLC](https://search.stillhousedata.com/firm/5493) | 2003-03-17 | 2007-09-18 | — |
| [NEUBERGER BERMAN BD LLC](https://search.stillhousedata.com/firm/2908) | 2003-03-17 | 2007-09-18 | — |

## More

- [This representative on SEC IAPD (source of record)](https://adviserinfo.sec.gov/individual/summary/2374798)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/rep/2374798.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing 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.