# Preston Koslakiewicz

> Preston Koslakiewicz is a fee-only financial advisor at Zhang Financial in Portage, Michigan, who holds the CFP credential. Zhang Financial reports charging a percentage of assets, hourly fees and fixed fees on its Form ADV.

Page: https://find.wellspent.co/advisors/preston-koslakiewicz/
Built from SEC adviser records; last checked October 30, 2026.

## Facts

- **Firm:** Zhang Financial
- **Based in:** Portage, Michigan
- **Fee model (firm's Form ADV):** Percentage of assets; Hourly; Fixed fees
- **Assets under management (firm):** $8.37B across 7,855 accounts
- **Credentials:** CFP
- **CRD:** 8070834 (https://adviserinfo.sec.gov/individual/summary/8070834)
- **SEC registration:** Investment adviser representative in MI
- **Firm size:** 50 employees
- **Disclosures:** None reported
- **Website:** http://www.zhangfinancial.com

## Frequently asked questions

### Is Preston Koslakiewicz a fee-only financial advisor?

Yes, according to SEC records as of October 29, 2026: Preston holds no broker registration, and Zhang Financial reports no commissions, no broker-dealer, and no insurance sales or affiliated insurance agency on its Form ADV.

### How does Preston charge for financial advice?

Preston's firm, Zhang Financial, reports charging a percentage of assets, hourly fees and fixed fees on its SEC Form ADV.

### Where is Preston Koslakiewicz based?

Preston Koslakiewicz is based in Portage, Michigan.

### What credentials does Preston Koslakiewicz hold?

Preston Koslakiewicz holds the CFP credential.

### Is Preston Koslakiewicz registered with the SEC?

Yes. Preston Koslakiewicz is registered as an investment adviser representative in MI (CRD 8070834), per SEC Investment Adviser Public Disclosure data as of October 29, 2026.

### How much does Zhang Financial manage?

Zhang Financial reports $8.37B across 7,855 accounts in assets under management.

### How do I contact Preston Koslakiewicz?

Through Preston's website, www.zhangfinancial.com.

## Sources

- SEC adviser records (https://adviserinfo.sec.gov/individual/summary/8070834): the firm's Form ADV reports no commissions, no broker-dealer, and no insurance sales or affiliated insurance agency, and the advisor holds no broker registration
- SEC Investment Adviser Public Disclosure and Form ADV: registration, exams, and firm facts, data as of October 29, 2026

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Source: Wellspent, the public graph of fee-only advisors (https://find.wellspent.co). No paid placement.