# Donald Riddle

> Donald Riddle is a fee-only financial advisor at J.M. Arbour in Gardiner, Maine. J.M. Arbour reports charging a percentage of assets, hourly fees and fixed fees on its Form ADV.

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

## Facts

- **Firm:** J.M. Arbour
- **Based in:** Gardiner, Maine
- **Fee model (firm's Form ADV):** Percentage of assets; Hourly; Fixed fees
- **Assets under management (firm):** $183.2M across 1,253 accounts
- **CRD:** 4928406 (https://adviserinfo.sec.gov/individual/summary/4928406)
- **SEC registration:** Investment adviser representative in AZ, ME
- **Exams passed:** Series 63 (2005), Series 66 (2011)
- **Firm size:** 12 employees
- **Disclosures:** Reported; see the SEC record
- **Website:** https://www.jmarbour.com/

## Frequently asked questions

### Is Donald Riddle a fee-only financial advisor?

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

### How does Donald charge for financial advice?

Donald's firm, J.M. Arbour, reports charging a percentage of assets, hourly fees and fixed fees on its SEC Form ADV.

### Where is Donald Riddle based?

Donald Riddle is based in Gardiner, Maine.

### Is Donald Riddle registered with the SEC?

Yes. Donald Riddle is registered as an investment adviser representative in AZ and ME (CRD 4928406), per SEC Investment Adviser Public Disclosure data as of October 29, 2026. The record lists disclosures; see the SEC record for details.

### How much does J.M. Arbour manage?

J.M. Arbour reports $183.2M across 1,253 accounts in assets under management.

### How do I contact Donald Riddle?

Through Donald's website, www.jmarbour.com.

## Sources

- SEC adviser records (https://adviserinfo.sec.gov/individual/summary/4928406): 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.