AeroLeads people directory · profile

William Britton Email & Phone Number

Counterparty Risk Manager at Vanguard
Location: United States, United States, United States 8 work roles 1 school
1 work email found @vanguard.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email w****@vanguard.com
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Vanguard
Role
Counterparty Risk Manager
Location
United States, United States, United States

Who is William Britton? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

William Britton is listed as Counterparty Risk Manager at Vanguard, based in United States, United States, United States. AeroLeads shows a work email signal at vanguard.com and a matched LinkedIn profile for William Britton.

William Britton previously worked as Director, Business Unit Risk Management at Morgan Stanley and Director, Equity Middle Office Risk Support at Morgan Stanley. William Britton holds Bachelor Of Business Administration (B.B.A.), Finance, General from Loyola University Maryland.

Company email context

Email format at Vanguard

This section adds company-level context without repeating William Britton's masked contact details.

{first_initial}{last}@vanguard.com
89% confidence

AeroLeads found 1 current-domain work email signal for William Britton. Compare company email patterns before reaching out.

View email format View company profile Management contacts
Profile bio

About William Britton

Financial services professional with extensive derivatives markets experience, a comprehensive understanding of market, non-market and operational-risk issues and how these affect both client portfolios and firm risk management, as well as excellent client-relationship skills, including clarifying margin methodologies and their impact on clients’ portfolios.

Listed skills include Credit Derivatives, Risk Management, Equity Derivatives, Collateral Management, and 14 others.

Current workplace

William Britton's current company

Company context helps verify the profile and gives searchers a useful next step.

Vanguard
Vanguard
Counterparty Risk Manager
Valley Forge, PA
Website
vanguard.com
AeroLeads page
Company profile
View company profile Email format
8 roles

William Britton work experience

A career timeline built from the work history available for this profile.

Counterparty Risk Manager

Current
Vanguard

Valley Forge, PA, US

Dec 2017 - Present

Director, Business Unit Risk Management

Morgan Stanley

New York, NY, US

Manage counterparty risk for OTC cleared interest rate and credit derivatives, listed derivatives and foreign exchange intermediation within prime brokerage business. Also review client initial margin requirements in relation to clearing house minimum requirements and determining if client is posting enough initial margin to cover various stressed market.

Apr 2015 - Dec 2017

Director, Equity Middle Office Risk Support

Morgan Stanley

New York, NY, US

Ensured credit support requirements were applied in accordance with clients’ strategies and firm risk models, as well as documentation and regulatory requirements.Evaluated accuracy of OTC derivatives positions and valuations.Coordinated with collateral management team to ensure timely margin call agreements, dispute resolution, and counterparty risk.

Jan 2013 - Apr 2015

Director, Otc Derivatives Collateral Management

Morgan Stanley

New York, NY, US

Managed team responsible for daily margin call issuance, processing, and settlement. Responsibilities included working with counterparties, risk management group, and product controllers to resolve margin disputes driven by methodology difference and adherence to industry best practices.

Jan 2011 - Jan 2013

Associate, Otc Derivatives Collateral Management

Morgan Stanley

New York, NY, US

Reviewed collateral agreement terms and supporting documentation ISDA, CSA, and third party control agreements are properly reflected in margin systems.Produced various metrics for regulatory reporting and develop changes to comply with new US and European swap requirements. Supported bank resource management group to monitor capital charge impact of.

Jan 2007 - Jan 2011

Analyst, Fixed Income Derivative Settlement Operations

Morgan Stanley

New York, NY, US

Responsibilities included: reconciling daily cash fails and suspense balances through coordination with various sales/trading, middle office, and documentation groups.

Jun 2005 - Jan 2007

Intern

Legg Mason

San Mateo, California, US

Sep 2004 - Dec 2004
Team & coworkers

Colleagues at Vanguard

Other employees you can reach at vanguard.com. View company contacts →

KO Kevin O'Toole Kevin O'Toole Colleague at VanguardValley Forge, Pennsylvania, United States, United States View → RL Rajan Lama Rajan Lama Colleague at VanguardFort Worth, Texas, United States, United States View → CC Carl Cogan Carl Cogan Colleague at VanguardBradenton, Florida, United States, United States View → JR Joseph Rawlings Jr. Joseph Rawlings Jr. Colleague at VanguardGreater Philadelphia, United States View → FP Frank Perry Frank Perry Colleague at VanguardNorristown, Pennsylvania, United States, United States View → CS Chelsea Stevens Chelsea Stevens Colleague at VanguardRock Hill, South Carolina, United States, United States View → VS Venkata Sayana Venkata Sayana Colleague at VanguardGreater Philadelphia, United States View → AB Angela Brucato Angela Brucato Colleague at VanguardPhoenix, Arizona, United States, United States View → MK Mike King Mike King Colleague at VanguardDowningtown, Pennsylvania, United States, United States View → AL Alan Lovas Alan Lovas Colleague at VanguardGreater Philadelphia, United States View →
1 education record

William Britton education

  • Loyola University Maryland
    Loyola University Maryland
    General
FAQ

Frequently asked questions about William Britton

Quick answers generated from the profile data available on this page.

What company does William Britton work for?

William Britton works for Vanguard.

What is William Britton's role at Vanguard?

William Britton is listed as Counterparty Risk Manager at Vanguard.

What is William Britton's email address?

AeroLeads has found 1 work email signal at @vanguard.com for William Britton at Vanguard.

Where is William Britton based?

William Britton is based in United States, United States, United States while working with Vanguard.

What companies has William Britton worked for?

William Britton has worked for Vanguard, Morgan Stanley, and Legg Mason.

Who are William Britton's colleagues at Vanguard?

William Britton's colleagues at Vanguard include Kevin O'Toole, Rajan Lama, Carl Cogan, Joseph Rawlings Jr., and Frank Perry.

How can I contact William Britton?

You can use AeroLeads to view verified contact signals for William Britton at Vanguard, including work email, phone, and LinkedIn data when available.

What schools did William Britton attend?

William Britton holds Bachelor Of Business Administration (B.B.A.), Finance, General from Loyola University Maryland.

What skills is William Britton known for?

William Britton is listed with skills including Credit Derivatives, Risk Management, Equity Derivatives, Collateral Management, Fixed Income, Derivatives, Capital Markets, and Equities.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.