# Duncker Streett & Co

Duncker Streett & Co is a Bank / Wealth / Trust based in St. Louis, United States.

## Overview

- **Organization type:** Bank / Wealth / Trust
- **Headquarters:** St. Louis, United States
- **Region:** North America
- **Address:** St. Louis, MO, United States
- **Founded:** 2000
- **Assets under management:** Undisclosed
- **Website:** dunckerstreett.com
- **LinkedIn:** https://www.linkedin.com/company/duncker-streett-&-co

## Regulatory record

- **Reports private funds:** No

## About

Duncker Streett & Co is a St. Louis-based private wealth and investment manager whose origins trace to the Duncker and Streett families, names historically associated with the city's banking and trust landscape. What can be observed is an investment approach that appears to span asset classes without a single thematic obsession. The firm does not market specific portfolio companies, and no direct investments are publicly confirmed. Louis base and the regional character of its historical ties. The firm operates without a public team roster, website content, or media footprint, making professional headcount and precise deployment figures unverifiable. Louis area. No adjacent vehicles, philanthropic foundations, or club memberships are publicly associated with the entity. In October 2024, the firm's online presence remained limited to a placeholder domain with no active content, confirming a deliberate choice to operate outside the visibility required of most registered investment advisors. Its structural differentiator is the trust-company DNA. Where many family offices form around a single liquidity event, Duncker Streett & Co appears descended from a banking tradition — an institutional chassis built for fiduciary stewardship across generations rather than a founder's personal investment vehicle.

## Questions

### Who are the principals behind the firm?

No named principals, investment committee members, or executive biographies are publicly disclosed. The firm operates without a LinkedIn presence, firm website content, or media coverage, making it one of the more elusive private investment entities in the Midwest.

## Related profiles

- [DunAn Holding Group](https://altss.com/profile/dunan-holding-group)
- [Dundee Capital Markets](https://altss.com/profile/dundee-capital-markets)

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Last updated: 2026-08-11T02:43:31.692Z

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