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William Witter Harrington

Mizuho Securities USA LLC

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About William Witter Harrington

William Harrington is a securities professional with over 18 years of experience in the financial industry. William has been registered with FINRA since 2004 and holds Series 7 and Series 63 licenses. William is currently employed by Mizuho Securities USA LLC. Prior to joining Mizuho Securities USA LLC, William was employed by Credit Suisse Securities (USA) LLC, Deutsche Bank Securities Inc. and Oppenheimer & Co. Inc. William is registered with the Securities and Exchange Commission (SEC) as a broker-dealer and is currently registered in all 50 states and Puerto Rico.

Firm Information

William Harrington is currently registered with Mizuho Securities USA LLC. Mizuho Securities USA LLC is a Limited Liability Company formed in April 1994 and approved in all 50 states, the District of Columbia, and Puerto Rico. The firm is registered with the SEC and has been subject to 13 Regulatory Events and 1 Civil Event.

Not reported

Assets Under Management

Not reported

Total Clients

535

Total Financial Advisors

Services Offered

Advisors offer a broad range of advisory services designed to meet the unique needs of individuals, businesses, and investment companies. These services provide professional guidance and personalized strategies to help clients achieve their financial goals.

Fee Structure

Advisors may be compensated through a variety of fee structures, offering flexibility and transparency. This allows clients to choose the arrangement that best aligns with their financial objectives.

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William Harrington’s Registration & Firm History

NY

09/09/2021 - Present

Mizuho Securities USA LLC (NEW YORK NY)

NY

05/23/2019 - 10/06/2021

CREDIT SUISSE SECURITIES (USA) LLC (NEW YORK NY)

NY

10/17/2017 - 05/20/2019

DEUTSCHE BANK SECURITIES INC. (NEW YORK NY)

NY

04/30/2012 - 09/25/2017

OPPENHEIMER & CO. INC. (NEW YORK NY)

NY

10/25/2004 - 04/04/2012

WALL STREET ACCESS (NEW YORK NY)

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Licenses & Designations

BC

Issued 01/21/2005

Series 63 - Uniform Securities Agent State Law Examination

BC

Issued 10/01/2018

SIE - Securities Industry Essentials Examination

BC

Issued 10/22/2004

Series 7 - General Securities Representative Examination

State Registrations

Active

Inactive

SRO Registrations

F

FINRA

N

Nasdaq Stock Market

Disclosures

There are no public disclosures for William Witter Harrington.
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