AdvisorCheck - Find and Connect with Top Financial Advisors on Your Terms
Why Advisor Check
WD

William D. Deerin

Some features on this profile are disabled
CRD#: 735468
WD

Professional summary


Being a previously registered professional could mean that this person is no longer operating under the supervision of the SEC or FINRA.

That means that the Securities and Exchange Commission may not be able to oversee the services that this specific professional is providing.

William Donald Deerin was a registered financial professional .

William is a previously registered financial professional and started their career in finance in 1981. William had worked at 10 firms and has passed the Series 63, SIE, Series 7 and Series 52 exams.

top-8-questions

Question & Answer


Are you a "fiduciary"?
No

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)


The CRS(Customer Relationship Summary) document is not provided.

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


Past

February 10, 2022 - August 9, 2022

TULLETT PREBON FINANCIAL SERVICES LLC

BD
CRD#: 28196
New York, NY
Past

January 11, 1993 - January 19, 2022

HARTFIELD, TITUS & DONNELLY, LLC

BD
CRD#: 7117
JERSEY CITY, NJ
Past

July 19, 1990 - January 4, 1993

ACS MUNICIPAL BROKERS, INC.

BD
CRD#: 26504
Past

March 27, 1989 - June 5, 1990

R.W. SMITH & ASSOCIATES, LLC

BD
CRD#: 16605
JERSEY CITY, NJ
Past

April 19, 1988 - April 24, 1989

HARRY DOWNS & COMPANY, INC.

BD
CRD#: 7019
Past

August 3, 1987 - October 5, 1987

TP ICAP GLOBAL MARKETS AMERICAS LLC

BD
CRD#: 2762
Past

January 28, 1987 - July 10, 1987

MORGAN STANLEY DW INC.

BD
CRD#: 7556
Past

March 9, 1983 - January 12, 1987

MOORE & SCHLEY, CAMERON & CO.

BD
CRD#: 6917
Past

October 27, 1982 - January 12, 1987

GMS GROUP

BD
CRD#: 8000
Past

July 20, 1981 - September 2, 1982

J. B. HANAUER & CO.

BD
CRD#: 6958

State Registrations and Notice Filings


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

Visual representation of state registrations

This advisor is not registered in any state.

Exams


State Security Law Exam
RR
Series 63
Date: 1/11/1983
Uniform Securities Agent State Law Examination
General Industry/Product Exam
General Industry/Product Exam
General Industry/Product Exam

Current Firm


TP
TULLETT PREBON FINANCIAL SERVICES LLC
COWEN GOVERNMENT BROKERS, L.P. | TULLETT PREBON FINANCIAL SERVICES LLC | TULLETT LIBERTY SECURITIES LLC | TULLETT LIBERTY SECURITIES INC. | TULLETT & TOKYO LIBERTY SECURITIES INC. | PATRIOT SECURITIES, L.P. | PATRIOT SECURITIES, INC. | LIBERTY PATRIOT SECURITIES INC. | LIBERTY BROKERAGE SECURITIES INC.

CRD#: 28196 / SEC#: , 8-43487

BD
Terminated by SEC on 09/09/2023
Upgrade to AdvisorCheck Premium
Get A Biweekly Pulse, AutomaticallyReceive biweekly alerts automatically. Stay informed and proactive.
Catch Firm-Level Red Flags SoonerCatch leadership changes and disclosures early, before issues escalate.
See Trends. Not Just SnapshotsMonitor firm stability metrics like AUM and advisor ratios over time.

Contact information


Main Address
Mailing Address
Phone number
Established
Delaware since 11/30/2006
Firm type
Limited Liability Company
Fiscal year end
December
Firm Size
Medium
# of Employees

FINRA licenses (1 States and Territories)


Blank US states mapAlaskaHawaiiAlabamaArkansasArizonaCaliforniaColoradoConnecticutDelawareFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWisconsinWest VirginiaWyoming

Documents


Direct owners and executive officers


NamePositionCRD#
TP ICAP AMERICAS HOLDINGS INC.100% OWNER
BERNARDO, SHAWN FRANCISCEO2513376
DESIMONE, LISA MARIECHIEF COMPLIANCE OFFICER2691368
GOULET, STEPHEN PAULSENIOR MANAGING DIRECTOR/GENERAL COUNSEL/SECRETARY4769810
PEZEU, CHRISTIAN JEAN MICHELPRINCIPAL FINANCIAL OFFICER5661987

Disclosures


Regulatory Event17

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.

Company Information


TULLETT PREBON FINANCIAL SERVICES LLC

CRD#: 28196

TRUST BUT VERIFY

Monitor William Deerin

Get automatic monthly alerts on:
Job or Firm Moves
Licensing Changes
Client Complaints
New Red Flags
Contact Information Updates

Similar Advisors


Stephen Albert Zahka
Stephen ZahkaAdvisorCheck Check Mark
EDWARD JONES
IAR
RR
Marlborough, MA
Frank Horace Moore III
Frank MooreAdvisorCheck Check Mark
UBS FINANCIAL SERVICES INC.
IAR
RR
Greenwich, CT
Marshall Lee Rosen
Marshall RosenAdvisorCheck Check Mark
OSAIC WEALTH, INC.
IAR
RR
Fort Lauderdale, FL
footer-logo

AdvisorCheck does not offer investment advice and should not replace discussions with professional accounting, tax, legal or financial advisors.
© 2025 AdvisorCheck, an AIMR Analytics company.
All rights reserved.
Powered ByAIRM Analytics