William A. Matthews

GUIDELINE SECURITIES

Burlingame, CA 94010

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CRD#: 7441428

Professional summary

William Alexander Matthews, who also goes by William Matthews, is a registered financial professional currently at GUIDELINE SECURITIES, LLC located in Burlingame, California.

William is registered as a RR (Registered Representative) and started their career in finance in 2022. William has worked at 2 firms and has passed the Series 63, Series 7TO, SIE and Series 24 exams.

Aliases

William Matthews

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 William Alexander Matthews'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

July 8, 2026 - Present

GUIDELINE SECURITIES, LLC

Office #1: 1412 Chapin Ave, Burlingame, CA 94010

CRD#: 332412

Burlingame, CA

Past

January 19, 2022 - May 28, 2026

CASH APP INVESTING LLC

CRD#: 144076

OAKLAND, CA

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

Alabama
(7/8/2026)

Alaska
(7/8/2026)

Arizona
(7/8/2026)

Arkansas
(7/8/2026)

California
(7/8/2026)

Colorado
(7/8/2026)

Connecticut
(7/8/2026)

Delaware
(7/8/2026)

District of Columbia
(7/8/2026)

Florida
(7/8/2026)

Georgia
(7/8/2026)

Hawaii
(7/8/2026)

Idaho
(7/8/2026)

Illinois
(7/8/2026)

Indiana
(7/8/2026)

Iowa
(7/8/2026)

Kansas
(7/8/2026)

Kentucky
(7/8/2026)

Louisiana
(7/8/2026)

Maine
(7/8/2026)

Maryland
(7/8/2026)

Massachusetts
(7/8/2026)

Michigan
(7/8/2026)

Minnesota
(7/8/2026)

Mississippi
(7/8/2026)

Missouri
(7/8/2026)

Montana
(7/8/2026)

Nebraska
(7/8/2026)

Nevada
(7/8/2026)

New Hampshire
(7/8/2026)

New Jersey
(7/8/2026)

New Mexico
(7/8/2026)

New York
(7/8/2026)

North Carolina
(7/8/2026)

North Dakota
(7/8/2026)

Ohio
(7/8/2026)

Oklahoma
(7/8/2026)

Oregon
(7/8/2026)

Pennsylvania
(7/8/2026)

Rhode Island
(7/8/2026)

South Carolina
(7/8/2026)

South Dakota
(7/8/2026)

Tennessee
(7/8/2026)

Texas
(7/8/2026)

Utah
(7/8/2026)

Vermont
(7/8/2026)

Virginia
(7/8/2026)

Washington
(7/8/2026)

West Virginia
(7/8/2026)

Wisconsin
(7/8/2026)

Wyoming
(7/8/2026)

Exams

State Security Law Exam

Series 63

Date: 2/16/2022

Uniform Securities Agent State Law Examination

General Industry/Product Exam

Series 7TO

Date: 1/19/2022

General Securities Representative Examination

General Industry/Product Exam

SIE

Date: 10/4/2021

Securities Industry Essentials Examination

Principal/Supervisory Exam

Series 24

Date: 11/23/2021

General Securities Principal Examination

SRO Registrations

FINRA

Current Firm

GUIDELINE SECURITIES, LLC

CRD#: 332412 / SEC#: , 8-71305

Broker-Dealer Firm Regulated by FINRA (San Francisco district office)

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Contact information

Main Address

1412 Chapin Avenue, Burlingame, CA 94010

Mailing Address

1412 Chapin Avenue, Burlingame, CA 94010

Phone number

(888) 228-3491

Established

Delaware since 07/23/2024

Firm type

Limited Liability Company

Fiscal year end

April

Firm Size

Small

# of Employees

FINRA licenses (43 States and Territories)

Documents

Direct owners and executive officers

Name	Position	CRD#
GUIDELINE HOLDINGS, LLC	SOLE MEMBER
LIU, QIAN	CHIEF EXECUTIVE OFFICER	5562584
MASTROBATTISTO, ELIZABETH ANNE	CHIEF COMPLIANCE OFFICER	5667446
MEYERS, CHRISTOPHER M JR	FINANCIAL AND OPERATIONS PRINCIPAL, PRINCIPAL FINANCIAL OFFICER	6122487
WISNIEWSKI, JONATHAN BRUCE	PRINCIPAL OPERATIONS OFFICER	6011199

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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William A. Matthews

Professional summary

Aliases

Other business activities

Blog Corner

CRS (Client Relationship Summary) - BD

Click below to view William Alexander Matthews's CRS (Customer Relationship Summary).

Certified licenses

Experience

GUIDELINE SECURITIES, LLC

CASH APP INVESTING LLC

State Registrations and Notice Filings

Exams

Series 63

Date: 2/16/2022

Series 7TO

Date: 1/19/2022

SIE

Date: 10/4/2021

Series 24

Date: 11/23/2021

FINRA

Current Firm

GUIDELINE SECURITIES, LLC

Contact information

FINRA licenses (43 States and Territories)

Documents

Direct owners and executive officers

Red Flags

Company Information

GUIDELINE SECURITIES, LLC

TRUST BUT VERIFY

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