Mattern Wealth Management Llc
- Regulatory AUM
- $579M
- Discretionary
- $579M
- Clients
- 613
- Avg AUM / client
- $945K
- Accounts
- 1,412
- Employees
- 5
AUM over time
Annual snapshots from Form ADV filings · as of Mar 26, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 478 | $138M | 23.8% |
| High net worth individuals | 127 | $417M | 72.0% |
| Charitable organizations | Fewer than 5 clients | $121K | 0.02% |
| Corporations and other businesses | 8 | $24.1M | 4.16% |
People (3)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| David Wayne Mattern | Principal | Jun 2019 (7y) | 75% or more | |
| Kyle Jordan Cross | Chief Compliance Officer | CFP | Oct 2019 (7y) | 5% – 10% |
| Marcus David Mattern | Registered representative | Oct 2019 (7y) |
Undisclosed: 0% – 20% 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) | 03/26/2026 | 904 KB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Hourly charges
- • Fixed fees
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
- • Portfolio management for businesses/institutional clients
- • Selection of other advisers
Custody
Reported custodians
- Charles Schwab & Co. $333M (57% of AUM) Mar 2026
- Wells Fargo $246M (43% of AUM) Mar 2026
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: Mar 26, 2026.
View current Form ADV (SEC/IAPD) ↗