AUMdb

Sequent Asset Management, Llc

SEC-registered Wealth Manager · Mid-sized ($1B–$10B) CRD 148194 · SEC file 801-69523 · Houston, TX · WWW.SEQUENTASSET.COM
☆ Save with Pro ADV data as of Apr 01, 2026
Regulatory AUM
$1.1B
Discretionary
$1.1B
Clients
335
Avg AUM / client
$3.2M
Accounts
335
Employees
3

AUM over time

$395M $1.1B
Dec 2011 Dec 2025

Annual snapshots from Form ADV filings · as of Apr 01, 2026

Who they serve

Client typeClientsAUM% of AUM
Individuals (non-high net worth) 22 $3.1M 0.3%
High net worth individuals 292 $930M 88.1%
Corporations and other businesses 21 $122M 11.6%

People (2)

roster as of Jul 20, 2026
NameRole / titleCredentialsWith firm sinceOwnership
David Matthew Doll Founder And Chief Executive Officer Jul 2008 (18y) ≈ 37.5% – 75% via Madsenwaters, Llc
Timothy Shawn Hartzell Founder/Chief Investment Officer And Chief Compliance Officer CFA Jul 2008 (18y) ≈ 37.5% – 75% via Hartzell, Llc

Entity owners (Schedule A/B)

EntityTitle / statusSinceSch.Ownership
Madsenwaters, Llc Member Jul 2008 A 50% – 75%
Hartzell, Llc Member Jul 2008 A 50% – 75%

Estimated effective ownership (look-through of filed bands):

  • David Matthew Doll: 75% – 100% of Madsenwaters, Llc × 50% – 75% direct ≈ 37.5% – 75% of the firm
  • Timothy Shawn Hartzell: 75% – 100% of Hartzell, Llc × 50% – 75% direct ≈ 37.5% – 75% of the firm

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)

FormPeriodSize
Form ADV (full filing) 04/01/2026 970 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
  • 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

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: Apr 01, 2026.

View current Form ADV (SEC/IAPD) ↗