AUMdb

West Branch Capital Llc

SEC-registered Wealth Manager · Small ($100M–$1B) CRD 133813 · SEC file 801-78332 · Amherst, MA · WWW.WESTBRANCHCAPITAL.COM
☆ Save with Pro ADV data as of Feb 13, 2026
Regulatory AUM
$690M
Discretionary
$680M
Clients
372
Avg AUM / client
$1.9M
Accounts
1,255
Employees
9

AUM over time

$59.9M $690M
Feb 29, 2012 Feb 13, 2026

Reported AUM from Form ADV filings, plotted by filing date · as of Feb 13, 2026

Who they serve

Client typeClientsAUM% of AUM
Individuals (non-high net worth) 201 $83.7M 12.1%
High net worth individuals 171 $594M 86.0%
Pension and profit sharing plans Fewer than 5 clients $5.1M 0.74%
Charitable organizations Fewer than 5 clients $4.4M 0.63%
Corporations and other businesses Fewer than 5 clients $3.4M 0.49%

People (4)

roster as of Jul 20, 2026
NameRole / titleCredentialsWith firm sinceOwnership
Ayaz Mahmud Managing Member, Founder & Ceo Dec 2004 (22y) 75% or more
James Kai Ho Registered representative CFA May 2009 (17y)
Anne Elizabeth Christopulos Registered representative Nov 2016 (10y)
Ian L Mahmud Registered representative May 2024 (2y)

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)

FormPeriodSize
Form ADV (full filing) 02/13/2026 979 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
  • Performance-based fees

Services

  • Financial planning services
  • Portfolio management for individuals/small businesses

Custody

Reported custodians

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: Feb 13, 2026.

View current Form ADV (SEC/IAPD) ↗