Management Team

Colson
Eric R. Colson
President and Chief Executive Officer

Eric R. Colson, CFA, is a managing director and the Chief Executive Officer of Artisan Partners. Mr. Colson also serves as Chairman of the Board of Directors of Artisan Partners Asset Management.  Prior to joining the firm in January 2005, Mr. Colson was an executive vice president of Callan Associates, Inc. where he managed the institutional consulting group, providing business and investment advice to asset management firms.

Mr. Colson holds a BA in economics from the University of California-Irvine.

Daley
Charles (C.J.) Daley Jr.
Executive Vice President, Chief Financial Officer and Treasurer

Charles (C.J.) Daley, Jr. is a managing director and the Chief Financial Officer of Artisan Partners. Prior to joining the firm in July 2010, Mr. Daley was principal, chief financial officer and treasurer of Legg Mason, Inc.

Mr. Daley holds a bachelor's degree in accounting from the University of Maryland/College Park. He is an inactive Certified Public Accountant.

Gottlieb
Jason A. Gottlieb
Executive Vice President and Chief Operating Officer of Investments

Jason A. Gottlieb is a managing director and Artisan Partners’ Chief Operating Officer of Investments. Prior to joining the firm in October 2016, Mr. Gottlieb was a partner and managing director at Goldman Sachs where he was a leader in Goldman Sachs’ Alternative Investment & Manager Selection Group and a portfolio manager on the Goldman Sachs Multi-Manager Alternatives Fund.

Mr. Gottlieb holds a bachelor's degree in finance from Siena College and a master’s degree in finance from Fordham University.

APAM_Hamman
James S. Hamman, Jr.
Executive Vice President

James S. Hamman, Jr. is a managing director and currently leads Artisan Partners’ corporate development efforts.  Mr. Hamman’s prior roles with Artisan Partners include oversight of global distribution, human capital and corporate development. Prior to joining the firm in March 2010, Mr. Hamman was a founder and principal of Elite Investment Partners LLC and, before that, general counsel of Calamos Investments.

Mr. Hamman holds a BBA from the University of Notre Dame and a JD from Northwestern University School of Law.

Johnson
Sarah A. Johnson
Executive Vice President, Chief Legal Officer and Secretary

Sarah A. Johnson is a managing director and the General Counsel of Artisan Partners.  Prior to joining Artisan Partners in July 2002, Ms. Johnson practiced law with the law firm of Bell, Boyd & Lloyd LLC in Chicago, Illinois.

Ms. Johnson holds a BA from Northwestern University and a JD from Northwestern University School of Law.

Christopher J. Krein
Christopher J. Krein
Executive Vice President

Christopher J. Krein is a managing director and Artisan Partners’ Head of Global Distribution.  Prior to his current role, Mr. Krein was responsible for institutional marketing and client service for the Artisan Developing World team. Prior to joining Artisan Partners in September 2015, Mr. Krein was head of institutional distribution at WisdomTree Asset Management.

Mr. Krein holds a BA in finance from DeSales University.

Ramirez
Gregory K. Ramirez
Executive Vice President

Gregory K. Ramirez is a managing director and currently has responsibility for overseeing vehicle administration and facilities.  Mr. Ramirez also serves as chair of the Artisan Risk and Integrity Committee. Prior to joining the firm in July 1997, Mr. Ramirez was an audit manager with Price Waterhouse, focusing on investment company audits and reviewing transfer agency controls.

Mr. Ramirez holds a BBA in accounting from the University of Iowa and an MBA from Marquette University. He is a Certified Public Accountant.