Meet Our Team

Alaina Anderson
Alaina Anderson, CFA, Partner

Portfolio Manager

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Marcelo Assalin
Marcelo Assalin, CFA, Partner

Head of the Emerging Markets Debt Team, Portfolio Manager

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Yvette Babb
Yvette Babb

Portfolio Manager

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Paul Birchenough
Paul Birchenough, Partner

Global Equity Director of Research, Portfolio Manager

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Johnny Chen
Johnny Chen, CFA

Portfolio Manager

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Dan Crowe
Dan Crowe, CFA, Partner

Portfolio Manager

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Simon Fennell
Simon Fennell, Partner

Portfolio Manager

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Matthew Fleming
Matthew Fleming, CFA

Head of the U.S. Value Equity Team, Portfolio Manager

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James Golan
James Golan, CFA, Partner

Portfolio Manager

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Mark Goodman
Mark Goodman, CFA

Portfolio Manager

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William Heaphy
William Heaphy, CFA

Portfolio Manager

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Lewis Jones
Lewis Jones, CFA, FRM

Portfolio Manager

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Chandan Khanna
Chandan Khanna

Portfolio Manager

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Clifford Chi-wai Lau
Clifford Chi-wai Lau, CFA

Portfolio Manager

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Jared Lou
Jared Lou, CFA

Portfolio Manager

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Kenneth McAtamney
Kenneth McAtamney, Partner

Portfolio Manager

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Todd McClone
Todd McClone, CFA, Partner

Portfolio Manager

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Luis Olguin
Luis Olguin, CFA

Portfolio Manager

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Casey Preyss
Casey Preyss, CFA, Partner

Portfolio Manager

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David Ricci
David Ricci, CFA, Partner

Portfolio Manager

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Marco Ruijer
Marco Ruijer, CFA, Partner

Portfolio Manager

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Hugo Scott-Gall
Hugo Scott-Gall, Partner

Head of the Global Equity Team, Portfolio Manager

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Ward Sexton
Ward Sexton, CFA, Partner

Portfolio Manager

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Arun Sharma
Arun Sharma

Portfolio Manager

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Andrew Siepker
Andrew Siepker, CFA, Partner

Portfolio Manager

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Ian Smith
Ian Smith, Partner

Portfolio Manager

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Mark Thompson
Mark Thompson, CFA, Partner

Portfolio Manager

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Vivian Lin Thurston
Vivian Lin Thurston, CFA, Partner

Portfolio Manager

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Mariana Villalba
Mariana Villalba, CFA

Portfolio Manager, Corporate Credit Analyst

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Daniel Wood
Daniel Wood

Portfolio Manager

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Nick Zimmerman
Nick Zimmerman, CFA, Partner

Portfolio Manager

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Nancy Aversa
Nancy Aversa, CFA, Partner

Research Analyst

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David Brenia
David Brenia

Research Analyst

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Anil Daka
Anil Daka, CFA, Partner

Research Analyst

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Adam Dettmer
Adam Dettmer, CFA

Research Analyst

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Carson Dickson
Carson Dickson, CFA

Research Analyst

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Christopher Ehley
Christopher Ehley, CFA, Partner

Research Analyst

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Bradley Ernst
Bradley Ernst, CFA

Research Analyst

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Jesse Fink
Jesse Fink, CFA

Research Analyst

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Matthew Fleming
Matthew Fleming, CFA

Head of the U.S. Value Equity Team, Portfolio Manager

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Daria Fomina
Daria Fomina

Research Analyst

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Zach Forbes
Zach Forbes

Research Analyst

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Paul D. Galat III
Paul D. Galat III

Research Analyst

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Sophie Gao
Sophie Gao, CFA

Research Analyst

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Megan Gardner
Megan Gardner

Research Analyst

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Andrey Glukhov
Andrey Glukhov, CFA

Research Analyst

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Danny Goode
Danny Goode

Research Analyst

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Gurvir S. Grewal
Gurvir S. Grewal

Research Analyst

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Darragh Grogan
Darragh Grogan

Senior Quantitative Analyst

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Daniel Hill
Daniel Hill, CFA

Research Analyst

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Pierre Horvilleur
Pierre Horvilleur

Research Analyst

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James Jones
James Jones, CFA, Partner

Small-Mid Cap Generalist Analyst

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Jayesh Kannan
Jayesh Kannan, CFA

Research Analyst

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Caroline Karanu
Caroline Karanu

Quantitative Analyst

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Jonathan Kaufman
Jonathan Kaufman, CFA, CPA

Research Analyst

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Siuchoon Koay
Siuchoon Koay

Research Analyst

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Andrew Kominik
Andrew Kominik, CFA

Senior Quantitative Analyst

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Yan Krasov
Yan Krasov, CFA, Partner

Research Analyst

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Mark Lane
Mark Lane, Partner

Research Analyst

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Benjamin Loss
Benjamin Loss, CFA

Research Analyst

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Nathan Mendes
Nathan Mendes, CFA

Research Analyst

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Gary J. Merwitz
Gary J. Merwitz

Research Analyst

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Anezina Mytilinaiou
Anezina Mytilinaiou, CFA

Senior Corporate Credit Analyst

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Mark Nygren
Mark Nygren, CFA

Research Analyst

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Michael Patchen
Michael Patchen, CFA

Research Analyst

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Kyle Raver
Kyle Raver

Research Analyst

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Esteban Gonzalez Rosell
Esteban Gonzalez Rosell

Research Analyst

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Daniel Ryan
Daniel Ryan

Sustainability Analyst

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Kalpit Shah
Kalpit Shah, CFA

Research Analyst

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Bryan Shea
Bryan Shea

Research Analyst

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James Shurtleff
James Shurtleff, CFA

Research Analyst

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Christopher Sweeney
Christopher Sweeney, CFA

Research Analyst

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Alexandra Symeonidi
Alexandra Symeonidi, CFA

Senior Corporate Credit and Sustainability Analyst

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Corey Tobin
Corey Tobin, Partner

Research Analyst

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Mariana Villalba
Mariana Villalba, CFA

Portfolio Manager, Corporate Credit Analyst

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Spiro Voulgaris
Spiro Voulgaris, Partner

Senior Quantitative Analyst

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Yang Wang
Yang Wang

ESG Data Specialist

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Frank Wedekind
Frank Wedekind

Research Analyst

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Mike West
Mike West

Research Analyst

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Kurt Wiese
Kurt Wiese, CFA, CPA, Partner

Research Analyst

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Zack Yang
Zack Yang, CFA

Research Analyst

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Our active ownership culture creates long-term client relationships by aligning with your interests and helping you achieve successful investment outcomes. Contact us to learn how we can partner with you.

Contact Us

Contact Us

Our active ownership culture creates long-term client relationships by aligning with your interests and helping you achieve successful investment outcomes. Contact us to learn how we can partner with you.
Contact Us

Contact Us

Our active ownership culture creates long-term client relationships by aligning with your interests and helping you achieve successful investment outcomes. Contact us to learn how we can partner with you.
Contact Us

Any investment or strategy mentioned herein may not be appropriate for every investor. There can be no assurance that investment objectives will be met. Products and services listed are available only to residents of this jurisdiction and may only be available to certain categories of investors. The information on this website does not constitute an offer for products or services, or a solicitation of an offer to any persons outside of this jurisdiction who are prohibited from receiving such information under applicable laws and regulations. Nothing on this webpage should be construed as advice and is therefore not a recommendation to buy or sell shares.

Please carefully consider the William Blair Funds’ investment objectives, risks, charges, and expenses before investing. This and other information is contained in the Funds’ prospectus and summary prospectus, which you may obtain by calling 1-800-742-7272. Read the prospectus and summary prospectus carefully before investing. Investing includes the risk of loss.

The William Blair Funds are distributed by William Blair & Company, L.L.C., member FINRA/SIPC.

The William Blair SICAV is a Luxembourg investment company with variable capital registered with the Commission de Surveillance du Secteur Financier (“CSSF”) which qualifies as an undertaking for collective investment in transferable securities (“UCITS”). The Management Company of the SICAV has appointed William Blair Investment Management, LLC as the investment manager for the fund.

Please carefully consider the investment objectives, risks, charges, and expenses of the William Blair SICAV. This and other important information is contained in the prospectus and Key Investor Information Document (KIID). Read these documents carefully before investing. The information contained on this website is not a substitute for those documents or for professional external advice.

William Blair Investment Management, LLC is an investment adviser registered with the U.S. Securities and Exchange Commission.

Issued in the United Kingdom by William Blair International, Ltd., authorized and regulated by the Financial Conduct Authority (FCA), and is only directed at and is only made available to persons falling within articles 19, 38, 47, and 49 of the Financial Services and Markets Act of 2000 (Financial Promotion) Order 2005 (all such persons being referred to as "relevant persons").

Issued in the European Economic Area (EEA) by William Blair B.V., authorized and supervised by the Dutch Authority for the Financial Markets (AFM) under license number 14006134 and also supervised by the Dutch Central Bank (DNB), registered at the Dutch Chamber of Commerce under number 82375682 and has its statutory seat in Amsterdam, the Netherlands. This material is only intended for eligible counterparties and professional clients.

Issued in Switzerland by William Blair Investment Services (Zurich) GmbH, Talstrasse 65, 8001 Zurich, Switzerland ("WBIS"). WBIS is engaged in the offering of collective investment schemes and renders further, non-regulated services in the financial sector. WBIS is affiliated with FINOS Finanzomubdsstelle Schweiz, a recognized ombudsman office where clients may initiate mediation proceedings pursuant to articles 74 et seq. of the Swiss Financial Services Act ("FinSA"). The client advisers of WBIS are registered with regservices.ch by BX Swiss AG, a client adviser registration body authorized by the Swiss Financial Market Supervisory Authority ("FINMA"). WBIS is not supervised by FINMA or any other supervisory authority or self-regulatory organization. This material is only intended for institutional and professional clients pursuant to article 4(3) to (5) FinSA.

Issued in Australia by William Blair Investment Management, LLC (“William Blair”), which is exempt from the requirement to hold an Australian financial services license under Australia's Corporations Act 2001 (Cth). William Blair is registered as an investment advisor with the U.S. Securities and Exchange Commission (“SEC”) and regulated by the SEC under the U.S. Investment Advisers Act of 1940, which differs from Australian laws. This material is intended only for wholesale clients.

Issued in Singapore by William Blair International (Singapore) Pte. Ltd. (Registration Number 201943312R), which is regulated by the Monetary Authority of Singapore under a Capital Markets Services License to conduct fund management activities. This material is intended only for institutional investors and may not be distributed to retail investors.

Issued in Canada by William Blair Investment Management, LLC, which relies on the international adviser exemption, pursuant to section 8.26 of National Instrument 31-103 in Canada.