# SOUND INVESTMENT MANAGEMENT INC

SOUND INVESTMENT MANAGEMENT INC of TUALATIN, OR is an SEC-registered investment adviser.

## Registration

- CRD: 107438
- Type: SEC-registered investment adviser
- SEC file number: 801-46570
- Location: 8215 TUALATIN SHERWOOD ROAD, SUITE 200, TUALATIN, OR, 97062
- Phone: 503-691-7030
- Latest filing: 2026-04-14
- Regulatory AUM: $255.5M
- Non-discretionary AUM: $255.5M
- Clients: 4
- Accounts: 140

## Business model

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

## Officers, owners & control persons (7)

| Name | Role | Location |
| --- | --- | --- |
| John Lowell Child | CHIEF FINANCIAL OFFICER; PRESIDENT | — |
| Mark Albert Child | CHIEF COMPLIANCE OFFICER, SVP; SENIOR VICE PRESIDENT | — |
| Mark J Biallas | CHIEF INVESTMENT OFFICER; PRESIDENT, CHIEF INVESTMENT OFFICER | — |
| CHILD JOHN LOWELL | CHIEF INVESTMENT OFFICER, PRESIDENT; PRESIDENT | — |
| CHILD MARK ALBERT | CHIEF COMPLIANCE OFFICER, SVP; SENIOR VICE PRESIDENT | — |
| BIALLAS MARK J | CHIEF INVESTMENT OFFICER | — |
| Micah Feiner Child | CHIEF COMPLIANCE OFFICER, SVP | — |


## Branch offices (1)

| City | State | Employees | Phone |
| --- | --- | --- | --- |
| — | — | 1 | 540-364-2601 |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/107438/brochure
- Similar advisers: https://search.stillhousedata.com/firm/107438/similar
- Related entities: https://search.stillhousedata.com/firm/107438/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/107438

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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.