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Maureen Obrien-aderholdt

BOOMERANG CAPITAL
ROWAYTON, CT
·CRD# 4182378·26 years experience

Professional Summary

Maureen Obrien-aderholdt, who also goes by Maureen Aderholdt, Maureen Mary O'brien, Maureen Mary Margaret O'brien-aderholdt, Maureen M Obrien, Mo Obrien, is a registered financial advisor currently at BOOMERANG CAPITAL LLC located in Rowayton, Connecticut and FARVAHAR CAPITAL LLC located in Hudson, New York. Maureen is registered as a RR (Registered Representative) and started their career in finance in 2000. Maureen has worked at 26 firms and has passed the Series 65, Series 63, Series 82TO,...

At a Glance

Best-Interest Standard

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Other Aliases

Maureen Aderholdt, Maureen Mary O'brien, Maureen Mary Margaret O'brien-Aderholdt, Maureen M Obrien, Mo Obrien

Blog Corner

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Videos & Posts

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Contact Information

This advisor has not claimed their profile yet, so there is no contact information to display at this time.

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Disclosures are events reported to regulators, such as customer disputes, regulatory actions, employment separations, or financial events. Some are resolved, denied, or contested — a disclosure is not a verdict. We recommend asking an advisor directly about any disclosure on their record.

Disclosures on record.

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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Years of Experience

26 years in the financial services industry

Current & Past Employments

BOOMERANG CAPITAL LLC·CRD# 120313
RIA
BD
4 Covewood Drive, Rowayton, CT 06853
February 22, 2023 - Present
FARVAHAR CAPITAL LLC·CRD# 281901
BD
Hudson, NY
August 14, 2025 - Present
UNITED FIRST PARTNERS LLC·CRD# 155456
BD
3 Columbus Circle Suite 1730, New York, NY 10019
February 6, 2026 - Present
TZERO DIGITAL ASSET SECURITIES, LLC·CRD# 316189
BD
Hudson, NY
September 20, 2024 - April 28, 2025
TZERO MARKETS·CRD# 304537
BD
Jersey City, NJ
June 18, 2024 - December 18, 2024
SPEEDROUTE LLC·CRD# 104138
BD
Jersey City, NJ
June 5, 2024 - March 4, 2025
TZERO SECURITIES, LLC·CRD# 123421
BD
Hudson, NY
April 29, 2024 - April 28, 2025
GLEN EAGLE WEALTH, LLC·CRD# 124504
BD
Kingston, NJ
June 1, 2023 - June 20, 2024
BOOMERANG CAPITAL LLC·CRD# 120313
BD
Rowayton, CT
July 15, 2022 - February 22, 2023
MONITOR CAPITAL LLC·CRD# 146087
BD
Reseda, CA
May 29, 2018 - December 31, 2018
CAVU SECURITIES LLC·CRD# 6906
BD
New York, NY
May 16, 2018 - March 16, 2019
FCF SECURITIES AND DERIVATIVES LLC·CRD# 157067
BD
Chicago, IL
September 8, 2017 - May 9, 2018
NEW ALBION PARTNERS LLC·CRD# 119518
BD
New York, NY
December 19, 2016 - May 9, 2018
CROSS RESEARCH·CRD# 144823
BD
Millburn, NJ
May 2, 2016 - December 6, 2017
BUTLER CAPITAL PARTNERS·CRD# 114242
BD
New York, NY
February 24, 2016 - May 26, 2016
CLARKSONS SECURITIES, INC·CRD# 30882
BD
New York, NY
June 10, 2015 - February 28, 2023
D/B/A CLARKSONS PLATOU SECURITIES·CRD# 113325
BD
New York, NY
June 1, 2015 - October 1, 2015
HARVEST USA·CRD# 165614
BD
New York, NY
November 6, 2014 - November 30, 2015
PRIME EXECUTIONS, INC.·CRD# 32889
BD
New York, NY
February 3, 2014 - November 5, 2015
BOOMERANG CAPITAL LLC·CRD# 120313
BD
Hudson, NY
March 6, 2013 - April 12, 2019
WELBORN CAPITAL LLC·CRD# 152234
BD
Hudson, NY
August 9, 2010 - April 17, 2015
BOOMERANG CAPITAL LLC·CRD# 120313
BD
Rowayton, CT
April 7, 2010 - September 10, 2010
BDR RESEARCH LLC·CRD# 138834
BD
Flanders, NJ
June 4, 2009 - December 31, 2009
CF GLOBAL TRADING, LLC·CRD# 104245
BD
New York, NY
February 4, 2009 - May 30, 2009
HFV ASSET MANAGEMENT, L.P.·CRD# 131397
RIA
Dallas, TX
October 31, 2008 - January 16, 2009
HFV INVESTMENTS, LLC·CRD# 47771
BD
Hudson, NY
May 11, 2007 - March 13, 2009
BDR RESEARCH LLC·CRD# 138834
BD
New York, NY
May 31, 2006 - October 27, 2008
BDR RESEARCH GROUP LLC·CRD# 130836
RIA
New York, NY
March 21, 2006 - November 14, 2008
UBS FINANCIAL SERVICES INC.·CRD# 8174
BD
Weehawken, NJ
May 12, 2004 - May 26, 2004
BALIS LEWITTES & COLEMAN, INC.·CRD# 33345
BD
New York, NY
June 8, 2000 - April 16, 2004

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Current Firm

UF
UNITED FIRST PARTNERS LLC

UNITED FIRST PARTNERS LLC

CRD#: 155456 / SEC#: 8-68718
BD
Broker-Dealer Firm Regulated by FINRA (New York district office)

Contact Information

Main Address

3 Columbus Circle Suite 1730, New York, NY 10019

Mailing Address

3 Columbus Circle Suite 1730, New York, NY 10019

Phone Number

(917) 836-8841

Established

New York since 08/31/2010

Firm Type

Limited Liability Company

Fiscal Year End

December

Firm Size

Small

FINRA licenses (13 States and Territories)

Registered to provide investment advisory services in 0 US states and territories.

Documents

Direct owners and executive officers

NamePositionCRD#
HADJEDJ, MICHAEL SIMONPRESIDENT, ELECTED MANAGER5854635
MARDEL, STEPHANE CHARLESCO-PRESIDENT5854634
DICKERSON, ELIZABETH ANNECHIEF COMPLIANCE OFFICER1917497
DOHERTY, JAMES HUGHPRINCIPAL OPERATIONS OFFICER4197747
SINELNIKOV, PETER SERGEYPRINCIPAL FINANCIAL OFFICER6493208
UNITED FIRST PARTNERS HOLDINGS, LLCSOLE MEMBER—

Disclosures

Regulatory Event

4

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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.

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State Registrations and Notice Filings

Listed states reflect where the advisor is authorized to serve clients under state regulations.
RR
indicates the advisor is registered as a Registered Representative in this state, allowing securities offerings such as stocks, bonds, and mutual funds through a broker-dealer.
RR
California
(2/22/2023)
RR
Florida
(2/22/2023)
RR
Illinois
(2/22/2023)
RR
New York
(2/22/2023)

Exams

Financial professionals may take different exams throughout their careers based on the types of services they provide and roles they perform.

Series 65 — Uniform Investment Adviser Law Examination

Passed Mar 2006About the Series 65 exam

Series 63 — Uniform Securities Agent State Law Examination

Passed Sep 2000About the Series 63 exam

Series 82TO — Limited Representative-Private Securities Offerings

Passed Feb 2023About the Series 82TO exam

Series 52TO — Municipal Securities Representative Examination

Passed Jan 2023About the Series 52TO exam

Series 99TO — Operations Professional Examination

Passed Jan 2023About the Series 99TO exam

SIE — Securities Industry Essentials Examination

Passed Oct 2018About the SIE exam

Series 87 — Research Analyst Exam - Part II Regulations Module

Passed Sep 2008About the Series 87 exam

Series 7 — General Securities Representative Examination

Passed Jun 2000About the Series 7 exam

Series 28 — Introducing Broker/Dealer Financial Operations Principal Examination

Passed Jan 2023About the Series 28 exam

Series 14 — Compliance Officer Examination

Passed Jan 2023About the Series 14 exam

Series 27 — Financial and Operations Principal Examination

Passed Aug 2019About the Series 27 exam

Series 24 — General Securities Principal Examination

Passed Apr 2006About the Series 24 exam
FINRA
SRO Registrations

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CRS (Client Relationship Summary) - BD

Click below to view Maureen Obrien-aderholdt's CRS (Customer Relationship Summary).

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