Mighty Oak Strong America Investment Company
- Regulatory AUM
- $398M
- Discretionary
- $387M
- Clients
- 176
- Avg AUM / client
- $2.3M
- Accounts
- 715
- Employees
- 5
AUM over time
Annual snapshots from Form ADV filings · as of Jul 20, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 88 | $42.9M | 10.8% |
| High net worth individuals | 87 | $352M | 88.3% |
| Charitable organizations | 1 | $3.8M | 0.95% |
People (5)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Donald Lynn Demuth | President/Chief Compliance Officer | Personal Financial Specialist CFA | Aug 2002 (24y) | 75% or more |
| Glenn Carrick Mckenzie | Vice President | Dec 2021 (5y) | Less than 5% | |
| John Jones Harris | Vice President | CFP | Jan 2023 (4y) | Less than 5% |
| Williams, Jonathan, Mark | Vice President | Feb 2023 (4y) | Less than 5% | |
| Drew Matthew Demuth | Registered representative | CFA | Jul 2026 (0y) |
Undisclosed: 0% – 25% 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 (2 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 07/20/2026 | 1.21 MB | View · PDF · Source ↗ |
| Form ADV (full filing) | 03/19/2026 | 1.21 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
Allegations: MIGHTY OAK STRONG AMERICA WAS REQUIRED TO FILE ITS INITIAL FORM CRS WITH THE COMMISSION AS PART 3 OF ITS FORM ADV AND TO BEGIN DELIVERING ITS FORM CRS TO PROSPECTIVE AND NEW RETAIL INVESTOR CLIENTS, AS APPLICABLE, BY JUNE 30, 2020. MIGHTY OAK STRONG AMERICA WAS FURTHER REQUIRED TO DELIVER ITS FORM CRS TO EXISTING RETAIL INVESTOR CLIENTS BY JULY 30, 2020. RESPONDENT FAILED TO FILE AND DELIVER FORM CRS BY THESE DEADLINES, NOT BECOMING COMPLIANT UNTIL IN OR AFTER LATE MARCH 2021. Status: Final Sanction Detail: THIS RESULTED IN A PENALTY AGAINST THE FIRM OF $25,000 TO BE PAID WITHIN 10 BUSINESS DAYS OF JULY 26, 2021. Summary: ON JULY 26, 2021, THE SECURITIES AND EXCHANGE COMMISSION (THE "SEC"), ENTERED AN ORDER FINDING THAT MIGHTY OAK STRONG AMERICA INVESTMENT COMPANY (THE "FIRM") WILLFULLY VIOLATED SECTION 204 OF THE ADVISERS ACT AND RULES 204-1 AND 205-5 THEREUNDER WHICH, REQUIRED THE FIRM TO FILE A FORM CRS BY JUNE 30, 2020. ADDITIONALLY, THE FIRM WAS CENSURED, ORDERED TO CEASE AND DESIST FROM FURTHER VIOLATING OR VIOLATING IN THE FUTURE, RULES 204-1 AND 205-5 AND ORDERED TO PAY A CIVIL MONEY PENALTY IN THE AMOUNT $25,000. NO CLIENTS WERE HARMED AS A RESULT OF THE RULES VIOLATION AND ANY AND ALL INFORMATION AND DISCLOSURES REQUIRED BY FORM CRS, IS ALREADY DISCLOSED THROUGHOUT THE FIRM'S FORM ADV PARTS 1 AND 2.
Allegations: MIGHTY OAK STRONG AMERICA INVESTMENT COMPANY WAS REQUIRED TO FILE ITS INITIAL FORM CRS WITH THE COMMISSION AS PART 3 OF ITS FORM ADV AND TO BEGIN DELIVERING ITS FORM CRS TO PROSPECTIVE AND NEW RETAIL INVESTOR CLIENTS, AS APPLICABLE, BY JUNE 30, 2020. MIGHTY OAK STRONG AMERICA INVESTMENT COMPANY WAS FURTHER REQUIRED TO DELIVER ITS FORM CRS TO EXISTING RETAIL INVESTOR CLIENTS BY JULY 30, 2020. RESPONDENT FAILED TO FILE AND DELIVER FORM CRS BY THESE DEADLINES, NOT BECOMING COMPLIANT UNTIL IN OR AFTER LATE MARCH 2021. Status: Final Sanction Detail: THIS RESULTED IN A PENALTY AGAINST THE FIRM OF $25,000 TO BE PAID WITHIN 10 BUSINESS DAYS OF JULY 26, 2021. Summary: ON JULY 26, 2021, THE SECURITIES AND EXCHANGE COMMISSION (THE "SEC"), ENTERED AN ORDER FINDING THAT MIGHTY OAK STRONG AMERICA INVESTMENT COMPANY (THE "FIRM") WILLFULLY VIOLATED SECTION 204 OF THE ADVISERS ACT AND RULES 204-1 AND 205-5 THEREUNDER WHICH, REQUIRED THE FIRM TO FILE A FORM CRS BY JUNE 30, 2020. ADDITIONALLY, THE FIRM WAS CENSURED, ORDERED TO CEASE AND DESIST FROM FURTHER VIOLATING OR VIOLATING IN THE FUTURE, RULES 204-1 AND 205-5 AND ORDERED TO PAY A CIVIL MONEY PENALTY IN THE AMOUNT $25,000. NO CLIENTS WERE HARMED AS A RESULT OF THE RULES VIOLATION AND ANY AND ALL INFORMATION AND DISCLOSURES REQUIRED BY FORM CRS, IS ALREADY DISCLOSED THROUGHOUT THE FIRM'S FORM ADV PARTS 1 AND 2.
Disclosure text reproduced verbatim from the firm's own Form ADV filings.
How they charge
- • Percentage of assets under management
- • Hourly charges
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
- • Selection of other advisers
Custody
Reported custodians
- Fidelity Distributors Company Llc $398M (100% of AUM) Jul 2026
- National Financial Services (Fidelity) $1.1M (1% of AUM) Feb 2020
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having 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: Jul 20, 2026.
View current Form ADV (SEC/IAPD) ↗