# D. Mattersdorff

D. Mattersdorff is a RIA.

## Overview

- **Organization type:** RIA
- **Assets under management:** Undisclosed
- **LinkedIn:** https://www.linkedin.com/company/donald-mattersdorff-7b72852

## Regulatory record

- **CRD number:** 134150
- **Registration status:** Registered
- **Reports private funds:** No
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/134150

## About

D. MATTERSDORFF LLC is a state-registered investment adviser in LAKE OSWEGO, OR. The firm manages approximately $62 million in regulatory assets. It has 1 employee and 1 investment adviser.

## People

- David Mattersdorff — Principal

## Questions

### Where is the office located?

No public record identifies the firm's headquarters or any satellite offices. Its registration details do not appear in standard commercial databases.

### Does the firm invest alongside external GPs?

There is no public evidence of co-investment activity, fund commitments, or participation in any known GP relationships. Its investment decision-making remains entirely private.

### What asset classes does D. Mattersdorff target?

The firm's investment mandate has never been publicly described. No regulatory filings, press mentions, or transaction records provide visibility into its portfolio.

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- [TEAM Financial Strategies](https://altss.com/profile/team-financial-strategies)
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Last updated: 2026-07-06T01:24:15.093Z

Canonical page: https://altss.com/profile/d-mattersdorff-llc

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