Jonathan L. Brownstein

SOLOMON PARTNERS SECURITIES

NEW YORK, NY 10020

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CRD#: 2999359

Professional summary

Jonathan Lyle Brownstein is a registered financial professional currently at SOLOMON PARTNERS SECURITIES, LLC located in New York, New York.

Jonathan is registered as a RR (Registered Representative) and started their career in finance in 2000. Jonathan has worked at 7 firms and has passed the Series 63, Series 79TO, SIE, Series 7 and Series 24 exams.

Question & Answer

Are you a "fiduciary"?

Aliases

None

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.

Blog Corner

CRS (Client Relationship Summary) - BD

Click below to view Jonathan Lyle Brownstein'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®

None

Experience

Current

September 16, 2025 - Present

SOLOMON PARTNERS SECURITIES, LLC

Office #1: 1251 Avenue Of Americas 32nd Floor, New York, NY 10020

CRD#: 28041

NEW YORK, NY

Past

April 13, 2020 - September 10, 2025

GREENHILL & CO., LLC

CRD#: 40290

NEW YORK, NY

Past

January 18, 2019 - March 30, 2020

ARMORY SECURITIES, LLC

CRD#: 147796

New York, NY

Past

April 17, 2013 - September 17, 2018

ROTHSCHILD & CO US INC.

CRD#: 2910

NEW YORK, NY

Past

December 11, 2008 - February 19, 2013

OPPENHEIMER & CO. INC.

CRD#: 249

NEW YORK, NY

Past

February 14, 2006 - December 19, 2008

PIPER SANDLER & CO.

CRD#: 665

NEW YORK, NY

Past

March 15, 2000 - February 23, 2006

CIBC WORLD MARKETS CORP.

CRD#: 630

NEW YORK, NY

State Registrations and Notice Filings

Listed states reflect where the advisor is authorized to serve clients under state regulations.

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

New York
(9/16/2025)

Exams

State Security Law Exam

Series 63

Date: 4/7/2000

Uniform Securities Agent State Law Examination

General Industry/Product Exam

Series 79TO

Date: 1/2/2023

Investment Banking Registered Representative Examination

General Industry/Product Exam

SIE

Date: 9/17/2018

Securities Industry Essentials Examination

General Industry/Product Exam

Series 7

Date: 3/14/2000

General Securities Representative Examination

Principal/Supervisory Exam

Series 24

Date: 8/27/2020

General Securities Principal Examination

SRO Registrations

FINRA

Current Firm

SOLOMON PARTNERS SECURITIES, LLC

PETER J. SOLOMON SECURITIES COMPANY LIMITED | SOLOMON PARTNERS SECURITIES, LLC | PJ SOLOMON SECURITIES, LLC | PETER J. SOLOMON SECURITIES COMPANY, LLC

CRD#: 28041 / SEC#: , 8-43369

Broker-Dealer Firm Regulated by FINRA (New York district office)

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Contact information

Main Address

1251 Avenue Of Americas 32nd Floor, New York, NY 10020

Mailing Address

1251 Avenue Of Americas 32nd Floor, New York, NY 10020

Phone number

(212) 508-1600

Established

Delaware since 09/27/2006

Firm type

Limited Liability Company

Fiscal year end

December

Firm Size

Small

# of Employees

FINRA licenses (34 States and Territories)

Documents

Direct owners and executive officers

Name	Position	CRD#
SOLOMON PARTNERS, L.P.	MEMBER
BARONOFF, KENNETH DAVID	VICE CHAIRMAN	2215563
COOPER, MARC SETH	CHIEF EXECUTIVE OFFICER	1338324
HENDERSON, STUART ROBERT	FINOP	1121476
MACK, CATHLEEN COLE	CHIEF COMPLIANCE OFFICER	3171923
SOLOMON, PETER JAY	CHAIRMAN	430399

Disclosures

Regulatory Event

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.

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Firm Stability Insights

Jonathan L. Brownstein

Professional summary

Question & Answer

Aliases

Other business activities

Blog Corner

CRS (Client Relationship Summary) - BD

Click below to view Jonathan Lyle Brownstein's CRS (Customer Relationship Summary).

Certified licenses

Experience

GREENHILL & CO., LLC

ARMORY SECURITIES, LLC

ROTHSCHILD & CO US INC.

OPPENHEIMER & CO. INC.

PIPER SANDLER & CO.

CIBC WORLD MARKETS CORP.

State Registrations and Notice Filings

Exams

Series 63

Date: 4/7/2000

Series 79TO

Date: 1/2/2023

SIE

Date: 9/17/2018

Series 7

Date: 3/14/2000

Series 24

Date: 8/27/2020

FINRA

Current Firm

SOLOMON PARTNERS SECURITIES, LLC

Contact information

FINRA licenses (34 States and Territories)

Documents

Direct owners and executive officers

Disclosures

Red Flags

Company Information

SOLOMON PARTNERS SECURITIES, LLC

TRUST BUT VERIFY

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