JS
Jonathan H. Siegel
A.G.P. / ALLIANCE GLOBAL PARTNERS
New York, NY 10022
CRD#: 1771891
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JS
Jonathan Harry SiegelA.G.P. / ALLIANCE GLOBAL PARTNERS
Professional summary
Jonathan Harry Siegel, who also goes by John Siegel, Jonathan H Siegel, is a registered financial advisor currently at A.G.P. / ALLIANCE GLOBAL PARTNERS located in New York, New York.
Jonathan is registered as an IAR (Investment Advisor Representative) and RR (Registered Representative) and started their career in finance in 1988. Jonathan has worked at 6 firms and has passed the Series 63, SIE and Series 7 exams.
Question & Answer
Are you a "fiduciary"?
Yes
Aliases
John Siegel | Jonathan H Siegel
Other business activities
Outside business activity is any business or activity undertaken by an advisor that is outside the scope of their relationship with their firm (e.g., consulting services, real estate, freelance work, teaching, etc.). Investors should stay informed about these activities to ensure no conflicts of interest.
The advisor shows no other business activity.
CRS (Client Relationship Summary) - RIA
Click below to view Jonathan Harry Siegel's CRS (Customer Relationship Summary).
CRS (Client Relationship Summary) - BD
Click below to view Jonathan Harry Siegel's CRS (Customer Relationship Summary).
Certified licenses
Advisors may have various certifications and credentials from different organizations. AdvisorCheck highlights these seven certifications - AIF®, CFP®, ChFC®, CFA, CLU®, CIMA®, CPWA®
NoneExperience
Current
December 5, 2025 - Present
A.G.P. / ALLIANCE GLOBAL PARTNERS
Office #1: 590 Madison Avenue 28th Floor, New York, NY 10022RIA
BD
CRD#: 8361
New York, NY
Current
December 8, 2025 - Present
A.G.P. / ALLIANCE GLOBAL PARTNERS
Office #1: 590 Madison Avenue 28th Floor, New York, NY 10022RIA
BD
CRD#: 8361
New York, NY
Past
May 26, 2021 - December 11, 2025
STIFEL, NICOLAUS & COMPANY, INCORPORATED
RIA
CRD#: 793
NEW YORK, NY
Past
August 21, 2007 - December 11, 2025
STIFEL, NICOLAUS & COMPANY, INCORPORATED
BD
CRD#: 793
NEW YORK, NY
Past
April 29, 2002 - August 21, 2007
RYAN BECK & CO.
BD
CRD#: 3248
NEW YORK, NY
Past
March 28, 1996 - May 13, 2002
GRUNTAL & CO., L.L.C.
BD
CRD#: 372
NEW YORK, NY
Past
August 25, 1989 - March 22, 1996
PRUDENTIAL EQUITY GROUP, LLC
BD
CRD#: 7471
NEW YORK, NY
Past
February 2, 1988 - August 25, 1989
THOMSON MCKINNON SECURITIES INC.
BD
CRD#: 829
NEW YORK, NY
Primary Firm SEC Registration
This SEC-registered firm can serve clients nationwide. Some states may require the firm to submit a notice filing if the firm has more than 5 clients or a physical office there. You can view these state-level filings under the section titled "State Registrations and Notice Filings".
A.G.P. / ALLIANCE GLOBAL PARTNERS
A.G.P / ALLIANCE GLOBAL PARTNERS | VAN PELT & COMPANY | THE A.I.D. GROUP | SHILLIN WEALTH MANAGEMENT | SES GROUP | PINZKER & ASSOCIATES | NTS BEARING | LUNDBLADE FINANCIAL GROUP | LOWELL NEWMAN | KS CAPITAL MANAGEMENT, INC | INTUIT WEALTH MANAGEMENT | EURO PACIFIC CAPITAL, INC. | EPC ADVISORS GROUP, A DIV. OF A.G.P. / ALLIANCE GLOBAL PARTNERS | EPC ADVISORS GROUP | BOATMAN FINANCIAL MANAGEMENT, PLLC | ALLIANCE GLOBAL PLANNING | AGP FINANCIAL DISTRICT | ABC WEALTH MANAGEMENT | A.G.P. / ALLIANCE GLOBAL PARTNERS, LLC | A.G.P. / ALLIANCE GLOBAL PARTNERS OF THE LOWCOUNTRY | A.G.P. / ALLIANCE GLOBAL PARTNERS CORP. | A.G.P. / ALLIANCE GLOBAL PARTNERS | A.G.P. / ALLIANCE GLOBAL | A.G.P.
CRD#: 8361 / SEC#: 801-70276, 8-25132
RIA
Registered Investment Advisory firm - SEC (6/15/2009 Approved)BD
Broker-Dealer Firm Regulated by FINRA (Boston district office)
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
IAR
means the advisor is registered as an Investment Advisor Representative in this state and is authorized to provide investment advice to clients there.RR
indicates the advisor is registered as a Registered Representative in this state, allowing them to offer securities such as stocks, bonds, and mutual funds through a broker-dealer.Visual representation of state registrations
RR
Arizona(12/8/2025)
RR
California(12/8/2025)
RR
Colorado(12/8/2025)
RR
Connecticut(12/8/2025)
RR
District of Columbia(12/8/2025)
RR
Florida(12/8/2025)
RR
Illinois(12/10/2025)
RR
New Jersey(12/8/2025)
IAR
New York(12/5/2025)
RR
New York(12/8/2025)
RR
North Carolina(12/8/2025)
RR
Pennsylvania(12/8/2025)
RR
South Carolina(12/8/2025)
RR
Texas(12/8/2025)
RR
Utah(12/8/2025)
RR
Virginia(12/8/2025)
Exams
State Security Law Exam
General Industry/Product Exam
General Industry/Product Exam
SRO Registrations
RR
FINRA
SRO Registrations
RR
NYSE American LLC
SRO Registrations
RR
Nasdaq Stock Market
SRO Registrations
RR
New York Stock Exchange
Current Firm
A.G.P. / ALLIANCE GLOBAL PARTNERS
A.G.P / ALLIANCE GLOBAL PARTNERS | VAN PELT & COMPANY | THE A.I.D. GROUP | SHILLIN WEALTH MANAGEMENT | SES GROUP | PINZKER & ASSOCIATES | NTS BEARING | LUNDBLADE FINANCIAL GROUP | LOWELL NEWMAN | KS CAPITAL MANAGEMENT, INC | INTUIT WEALTH MANAGEMENT | EURO PACIFIC CAPITAL, INC. | EPC ADVISORS GROUP, A DIV. OF A.G.P. / ALLIANCE GLOBAL PARTNERS | EPC ADVISORS GROUP | BOATMAN FINANCIAL MANAGEMENT, PLLC | ALLIANCE GLOBAL PLANNING | AGP FINANCIAL DISTRICT | ABC WEALTH MANAGEMENT | A.G.P. / ALLIANCE GLOBAL PARTNERS, LLC | A.G.P. / ALLIANCE GLOBAL PARTNERS OF THE LOWCOUNTRY | A.G.P. / ALLIANCE GLOBAL PARTNERS CORP. | A.G.P. / ALLIANCE GLOBAL PARTNERS | A.G.P. / ALLIANCE GLOBAL | A.G.P.
CRD#: 8361 / SEC#: 801-70276, 8-25132
RIA
Registered Investment Advisory firm - SEC (6/15/2009 Approved)BD
Broker-Dealer Firm Regulated by FINRA (Boston district office)
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Contact information
Main Address
88 Post Road West 2nd Floor, Westport, CT 06880
Mailing Address
88 Post Road West 2nd Floor, Westport, CT 06880
Phone number
(203) 662-9700
Established
New York since 07/06/2022
Firm type
Limited Liability Company
Fiscal year end
June
Firm Size
Medium
# of Employees
320
SEC notice filing (52 States and Territories)
FINRA licenses (52 States and Territories)
Direct owners and executive officers
| Name | Position | CRD# |
|---|---|---|
| ALLIANCE GLOBAL HOLDINGS, INC. | HOLDING COMPANY | |
| GAMBARDELLA, RAFFAELE | COO/CHIEF RISK OFFICER | 2448073 |
| HIGGINS, THOMAS JOSEPH | PRINCIPAL OPERATIONS OFFICER | 1477505 |
| KLEIN, CRAIG ERIN | CFO, PRINCIPAL FINANCIAL OFFICER | 3253836 |
| LAURIELLO, ANTHONY JOSEPH | MUNICIPAL SECURITIES PRINCIPAL | 1086881 |
| MICHALS, PHILLIP WILLIAM | CHIEF EXECUTIVE OFFICER | 2414124 |
| VENEZIA, JOHN JOSEPH | CHIEF COMPLIANCE OFFICER - BROKER DEALER, RIA | 2737135 |
Regulatory assets under management
| Total Number of Accounts | 6,959 |
| AUM (Assets Under Management) | $ 2,300,125,872 |
Disclosures
| Regulatory Event | 18 |
| Arbitration | 3 |
Red Flags
Disclosures can be potential red flags, including customer disputes, regulatory fines, employer terminations, bankruptcies, judgments, liens, or certain criminal activities.
Check for any disclosures as part of your thorough research when choosing an advisor.
