AdvisorCheck - Find and Connect with Top Financial Advisors on Your Terms
Why AdvisorCheck
WG

William Lawrence Guinan

PROOF SERVICES
NEW YORK, NY
·CRD# 3089830·28 years experience

Professional Summary

William Lawrence Guinan, who also goes by William III Guinan, William Lawrence Guinan III, William L. Guinan Iii Iii, William L. Guinan Iii, Bill Lawrence Guinan Iii, is a registered financial advisor currently at PROOF SERVICES LLC located in New York, New York. William is registered as a RR (Registered Representative) and started their career in finance in 1998. William has worked at 7 firms and has passed the Series 63, Series 57TO, SIE, Series...

At a Glance

Best-Interest Standard

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Other Aliases

William Iii Guinan, William Lawrence Guinan Iii, William L. Guinan Iii Iii, William L. Guinan Iii, Bill Lawrence Guinan Iii

Blog Corner

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
View profile
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

Videos & Posts

This advisor has not added any videos or posts yet.

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

Contact Information

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

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

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.

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

Years of Experience

28 years in the financial services industry

Current & Past Employments

PROOF SERVICES LLC·CRD# 306369
BD
New York, NY
June 26, 2024 - Present
IEX SERVICES LLC·CRD# 167872
BD
New York, NY
July 3, 2019 - July 27, 2022
SANFORD C. BERNSTEIN & CO., LLC·CRD# 104474
BD
New York, NY
May 19, 2005 - May 6, 2019
RBC CAPITAL MARKETS CORPORATION·CRD# 6579
BD
New York, NY
February 6, 2004 - May 13, 2005
RBC CAPITAL MARKETS, LLC·CRD# 31194
BD
New York, NY
January 12, 2000 - February 6, 2004
PRENTICE SECURITIES, INCORPORATED·CRD# 22897
BD
Hallandale, FL
February 18, 1999 - December 31, 1999
QUICK & REILLY, INC.·CRD# 11217
BD
New York, NY
September 30, 1998 - December 7, 1998

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

Current Firm

PS
PROOF SERVICES LLC

PROOF SERVICES LLC

CRD#: 306369 / SEC#: 8-70450
BD
Broker-Dealer Firm Regulated by FINRA (New York district office)

Contact Information

Main Address

25 Broadway 10th Floor, New York, NY, 10004

Mailing Address

25 Broadway 10th Floor, New York, NY, 10004

Phone Number

(240) 418-2486

Established

Delaware since 10/16/2019

Firm Type

Limited Liability Company

Fiscal Year End

December

Firm Size

Small

FINRA licenses (15 States and Territories)

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

Documents

Direct owners and executive officers

NamePositionCRD#
BISHOP, ALLISON BRETONPRESIDENT6663144
PROOF TRADING, INC.DIRECT OWNER—
AISEN, DANIEL CHARLESCHIEF EXECUTIVE OFFICER & CHIEF COMPLIANCE OFFICER5563742
CROSS, ANNAFINOP / PFO / POO5894013
DAS, NILANJANACOO5371806
MARAR MORENO, MARCIO ALEXANDRECTO7034083

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

Other business activities

Information obtained from regulatory filings. Advisors can request corrections through their firm or regulator.

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.

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

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
Alaska
(6/26/2024)
RR
California
(6/26/2024)
RR
Colorado
(6/26/2024)
RR
Connecticut
(6/26/2024)
RR
Florida
(6/26/2024)
RR
Georgia
(6/26/2024)
RR
Maryland
(6/26/2024)
RR
Massachusetts
(6/26/2024)
RR
New Jersey
(6/26/2024)
RR
New York
(6/26/2024)
RR
Ohio
(6/26/2024)
RR
Pennsylvania
(6/26/2024)
RR
Texas
(6/26/2024)

Exams

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

Series 63 — Uniform Securities Agent State Law Examination

Passed Mar 1999About the Series 63 exam

Series 57TO — Securities Trader Exam

Passed Jan 2023About the Series 57TO exam

SIE — Securities Industry Essentials Examination

Passed Oct 2018About the SIE exam

Series 55 — Limited Representative-Equity Trader Exam

Passed Jun 2000

Series 25 — NYSE Trading Assistant Examination

Passed Apr 2000

Series 7 — General Securities Representative Examination

Passed Sep 1998About the Series 7 exam

Series 24 — General Securities Principal Examination

Passed Mar 2011About the Series 24 exam
FINRA
SRO Registrations
Investors' Exchange LLC
SRO Registrations

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#

CRS (Client Relationship Summary) - BD

Click below to view William Lawrence Guinan's CRS (Customer Relationship Summary).

Similar Advisors

Guy David Peel
Guy David Peel

OSAIC WEALTH, INC.

HELENA, MT · CRD#
Mark Brown
Mark Brown

AUSDAL FINANCIAL PARTNERS, INC.

ESTERO, FL · CRD#
Jeffrey Paul Meotti
Jeffrey Paul Meotti

MORGAN STANLEY

MADISON, CT · CRD#
Douglas Paul Kinsey
Douglas Paul Kinsey

SOLTIS INVESTMENT ADVISORS, LLC

Oakwood, OH · CRD#
WG
Follow William
Get alerted to job moves, licensing changes, and new disclosures
Free — no card required