John Griffin
Mainsail Financial Group · Bellevue, Washington
John Griffin is a fee-only financial advisor at Mainsail Financial Group in Bellevue, Washington, who holds the CFP credential. John charges an ongoing planning fee and focuses on retirement planning, tax planning and estate & legacy planning.
Request an introduction to John →
Specialties
Who they serve
- Retirees
Facts
| Firm | Mainsail Financial Group |
|---|---|
| Based in | Bellevue, Washington |
| Fee model | Ongoing planning fee |
| Assets under management | $403.9M across 1,448 accounts |
| Credentials | CFP |
| SEC registration | Investment adviser representative in OR, WA · CRD 6353317 |
| Exams passed | Series 63 (2014) · Series 66 (2014) |
| Firm size | 10 employees |
| Disclosures | None reported |
| Website | www.mainsailfg.com |
How John's firm compares
- Mainsail Financial Group's average account is about $279,000, from its Form ADV (assets managed divided by 1,448 accounts).
Request an introduction to John
Tell John a little about what you're looking for. John isn't on Wellspent yet, so we'll let them know you're looking for help and pass your message on when they join. No cost, no obligation.
Questions about John
Is John Griffin a fee-only financial advisor?
Yes, according to SEC records as of October 29, 2026: John holds no broker registration, and Mainsail Financial Group reports no commissions, no broker-dealer, and no insurance sales or affiliated insurance agency on its Form ADV.
How does John charge for financial advice?
John charges an ongoing planning fee.
Where is John Griffin based?
John Griffin is based in Bellevue, Washington.
What does John specialize in?
John's specialties include retirement planning, tax planning and estate & legacy planning. John works with retirees.
What credentials does John Griffin hold?
John Griffin holds the CFP credential.
Is John Griffin registered with the SEC?
Yes. John Griffin is registered as an investment adviser representative in OR and WA (CRD 6353317), per SEC Investment Adviser Public Disclosure data as of October 29, 2026.
How much does Mainsail Financial Group manage?
Mainsail Financial Group reports $403.9M across 1,448 accounts in assets under management.
How do I contact John Griffin?
Through John's website, www.mainsailfg.com.
What these terms mean: fee-only · fiduciary · CFP · CRD number · all terms
Where this information comes from
- SEC adviser records : 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
- Mainsail Financial Group website : specialties, clients served, and fees, checked October 30, 2026
- SEC Investment Adviser Public Disclosure : registration, exams, and the firm's Form ADV, data as of October 29, 2026
- Directory listing last checked October 30, 2026.
See something wrong? Request a correction. Read our methodology.