Mattson Financial Services, Llc
- Regulatory AUM
- $515M
- Discretionary
- $515M
- Clients
- 1,127
- Avg AUM / client
- $457K
- Accounts
- 3,211
- Employees
- 22
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Jun 16, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 1,000 | $288M | 55.8% |
| High net worth individuals | 127 | $227M | 44.2% |
People (9)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Gary Herman Mattson | Managing Member/Investment Advisor Representative | Jan 2010 (17y) | 50% – 75% | |
| Taylor Franklin Steward | Member/Investment Advisor Representative | Apr 2019 (7y) | 10% – 25% | |
| Gerald Douglas Green | Member/Investment Advisor Representative | Jun 2019 (7y) | Less than 5% | |
| Laurel Audrey Steward | Member/Chief Compliance Officer/Investment Advisor Representative | Jun 2019 (7y) | 10% – 25% | |
| David Christian Sponhauer | Registered representative | CFP | Sep 2024 (2y) | |
| Riley Reid Ruff | Registered representative | Nov 2024 (2y) | ||
| Marcus Maxwell Grost | Registered representative | Jan 2025 (2y) | ||
| Michael Tyler Cohen | Registered representative | Sep 2025 (1y) | ||
| Corey Robert Davis | Registered representative | Jan 2026 (1y) |
Undisclosed: 0% – 30% of the firm is not attributable from the filed Schedule A bands.
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 06/16/2026 | 1.14 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
Allegations: RENDERING INVESTMENT ADVICE TO CLIENTS RESIDING WITHIN THE STATE OF FLORIDA WITHOUT THE BENEFIT OF LAWFUL REGISTRATION. Status: Final Sanction Detail: $10,625.00 PAID IN FULL 09/26/2019. Summary: WE INADVERTENTLY SURPASSED THE 5 CLIENT DI MINIMIS IN FL BY 1 CLIENT.
Disclosure text reproduced verbatim from the firm's own Form ADV filings.
How they charge
- • Percentage of assets under management
- • Hourly charges
- • Fixed fees
- • Other fees
- • REFERRAL FEES/ PERCENTAGE OF ASSETS UNDER ADVISEMENT
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
- • Selection of other advisers
- • Publication of periodicals or newsletters
- • Educational seminars/workshops
- • Other services
Custody
Reported custodians
- Charles Schwab & Co. $515M (100% of AUM) Jun 2026
- Fidelity Distributors Company Llc $756K (0% of AUM) Sep 2025
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports it does not have custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Jun 16, 2026.
View current Form ADV (SEC/IAPD) ↗