AssetMark Team

About Thomas

Thomas Thibeault is primarily responsible for cultivating relationships with advisors through William Blair Private Wealth Management’s partnership with AssetMark Investment Services. Thomas works closely with high-net-worth clients developing customized portfolios offering thoughtful asset allocation and tax-efficient investing across equities, fixed income, and alternatives. Thomas is a fitness enthusiast and coaches high school lacrosse in Chicago’s northern suburbs.

Before William Blair, Thomas was in UBS Wealth Management’s Graduate Training Program, where he worked in various capacities, including equity sales, wealth planning, and investment management. Thomas attended Bucknell University and is pursuing his MBA from Loyola Quinlan School of Business in Chicago.

About William Blair

William Blair is a premier global boutique with expertise in investment banking, investment management, and private wealth management. We provide advisory services, strategies, and solutions to meet our clients’ evolving needs. As an independent and employee-owned firm, together with our strategic partners, we operate in more than 20 offices worldwide.*

William Blair Emblem
1935

Year William Blair was founded

Icon of three people
1,950+

Employees worldwide

Dollar sign icon
132 billion+

Client assets

Handshake icon
89 Years

Independent and employee-owned

Globe icon
20+

Offices worldwide

Checklist icon
~650

Companies under coverage

As of December 31, 2023
*Includes strategic partnerships with Allier Capital, BDA Partners, and Poalim Capital Markets.

More about William Blair affiliated entities

Ready to start a conversation? Contact us today.

This content is for informational and educational purposes only and not intended as investment advice or a recommendation to buy or sell any security. Investment advice and recommendations can be provided only after careful consideration of an investor's objectives, guidelines, and restrictions.

Copyright © 2022 William Blair & Company, L.L.C. | Privacy Terms

Are you sure you want to leave?

Information contained on the internet is not subject to William Blair & Company's control or review, and may not be accurate.

For disclosure information, please visit www.williamblair.com/disclosures