Lega Z Advisory Llc
- Regulatory AUM
- $428M
- Discretionary
- $364M
- Clients
- 7
- Avg AUM / client
- $61.2M
- Accounts
- 64
- Employees
- 1
AUM over time
Annual snapshots from Form ADV filings · as of Mar 18, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| High net worth individuals | 7 | $428M | 100.0% |
People (1)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Paul Max Seiferle | Managing Member & Chief Compliance Officer | May 2018 (8y) | 75% or more |
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 (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/18/2026 | 950 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
- • Performance-based fees
Services
- • Portfolio management for individuals/small businesses
Custody
Reported custodians
- UBS $187M (44% of AUM) Mar 2026
- Brown Brothers Harriman & Co. $129M (30% of AUM) Mar 2026
- BNY Mellon $63.4M (15% of AUM) Mar 2026
- Browh Brother Harriman $38.9M (12% of AUM) Oct 2020
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 18, 2026.
View current Form ADV (SEC/IAPD) ↗