AUMdb

Lebenthal Global Advisors, Llc

SEC-registered Wealth Manager · Small ($100M–$1B) CRD 283303 · SEC file 801-110652 · Hauppauge, NY · www.youtube.com
☆ Save with Pro ADV data as of Mar 12, 2026
Regulatory AUM
$972M
Discretionary
$949M
Clients
2,465
Avg AUM / client
$394K
Accounts
3,546
Employees
30

AUM over time

$0 $972M
May 2017 Dec 2025

Annual snapshots from Form ADV filings · as of Mar 12, 2026

Who they serve

Client typeClientsAUM% of AUM
Individuals (non-high net worth) 2,165 $385M 39.7%
High net worth individuals 220 $478M 49.2%
Pension and profit sharing plans 80 $108M 11.1%

Retirement plan clients

Plans that reported this firm as an investment service provider on Form 5500 Schedule C.

Plan Location Plan year
The North Fork Express/Montauk Bus Companies 401(k) Savings Plan Montauk Bus Service, Inc. 2024

People (26)

roster as of Jul 20, 2026
NameRole / titleCredentialsWith firm sinceOwnership
Dominick Tavella President, Owner, Managing Member Feb 2016 (11y) 50% – 75%
Michael Avery Hartzman Vice President, Owner CFP Feb 2016 (11y) 25% – 50%
Thomas Francis Katovitz Chief Compliance Officer Feb 2016 (11y) Less than 5%
Michael John Tavella Chief Financial Officer CFP Jul 2017 (9y) Less than 5%
David Arthur Walker Registered representative Aug 2017 (9y)
Amanda Lauren Khait Registered representative Oct 2019 (7y)
Mark Edward Rienerth Registered representative Jun 2020 (6y)
Mark Allen Gaynoe Registered representative Aug 2020 (6y)
Everett Scott Youngberg Registered representative Sep 2020 (6y)
Ely Bangiyev Registered representative Aug 2021 (5y)
Scott Matthew Hartzman Registered representative Aug 2021 (5y)
Henry Montag Registered representative CFP Aug 2021 (5y)
Jonathan Aaron Grutman Registered representative Oct 2021 (5y)
Joseph Daniel Dipierro Registered representative Oct 2021 (5y)
Frank Ralph Loria Registered representative Nov 2021 (5y)
Nicholas Emanuel Cappello Registered representative Jan 2022 (5y)
Claudia Jane Stern Registered representative Jul 2022 (4y)
Keith Chatel Registered representative Jan 2023 (4y)
Philip Tavella Registered representative Jan 2023 (4y)
Jonathan Schott Registered representative Aug 2023 (3y)
William Germanakos Registered representative Apr 2024 (2y)
Randolph George Belonzi Registered representative Jul 2024 (2y)
Gary Slavin Registered representative Jan 2025 (2y)
Tracy Byrnes Registered representative Apr 2025 (1y)
Andrew Thomas Gilmartin Registered representative CFP May 2025 (1y)
Herbert Lars Refvik Registered representative Jan 2026 (1y)

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.

Retirement plans served (1)

PlanSponsorParticipantsPlan assetsAs of
The North Fork Express/Montauk Bus Companies 401(k) Savings Plan Montauk Bus Service, Inc. 346 $1.7M 01/01/2024

From Form 5500 service-provider disclosures.

Documents (1 archived)

FormPeriodSize
Form ADV (full filing) 03/12/2026 1.11 MB 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

  • Portfolio management for individuals/small businesses
  • Pension consulting services

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: Mar 12, 2026.

View current Form ADV (SEC/IAPD) ↗