Our Firm

Our People

Our investment team is comprised of individuals with strong analytical skills, common sense, and intellectual and personal integrity. Our portfolio managers and analysts embody our long-standing investment philosophy and thrive in our team-oriented culture. Our entire staff and trustees pursue a common goal of providing excellent service and oversight for our shareholders.

Jerome Dodson

Jerome L. Dodson

President, Portfolio Manager

Jerome Dodson founded Parnassus Investments in 1984. He is the President of Parnassus Investments and the Portfolio Manager of the Parnassus Fund, the Parnassus Small-Cap Fund, and the Parnassus Workplace Fund. Prior to founding Parnassus Investments, he served as President and Chief Executive Officer of Continental Savings of America from 1976 to 1982 where he started the "Solar T-Bill" program to finance solar energy installations and also developed innovative programs to finance low and moderate income housing. Mr. Dodson received his bachelor's degree in political science from the University of California, Berkeley and his master's degree in business administration from Harvard Business School.

Manager of the  Parnassus Fund
 Parnassus Workplace Fund
 Parnassus Small-Cap Fund
Todd Ahlsten

Todd C. Ahlsten

Chief Investment Officer, Portfolio Manager

Todd Ahlsten is the Chief Investment Officer and Portfolio Manager of the Parnassus Equity Income Fund. He joined Parnassus Investments in 1995 as a Research Analyst and was previously a Parnassus research intern. In 1998, Mr. Ahlsten was promoted to Director of Research and subsequently became Portfolio Manager of the Parnassus Equity Income Fund in 2001. He became Chief Investment Officer in 2008. Mr. Ahlsten received his bachelor's degree in business administration from the University of California, Berkeley with an emphasis in finance and accounting.

Manager of the Parnassus Equity Income Fund

Benjamin Allen

Benjamin E. Allen

Director of Research, Portfolio Manager

Benjamin Allen is the Director of Research and a Portfolio Manager of the Parnassus Mid-Cap Fund. He joined Parnassus Investments in 2005 as a Senior Research Analyst and was previously a Parnassus research intern. Prior to joining the firm, Mr. Allen worked at Morgan Stanley in New York, first as an Investment Banking Analyst and later in the firm's venture capital group. Raised in Massachusetts, he is an alumnus of the Boston Latin School. Mr. Allen graduated Phi Beta Kappa, magna cum laude from Georgetown University with a bachelor's degree in government, and completed the general course in philosophy at the London School of Economics. Mr. Allen received his master's degree in business administration from the University of California, Berkeley.

Manager of the Parnassus Mid-Cap Fund

Matthew Gershuny

Matthew D. Gershuny

Portfolio Manager, Senior Research Analyst

Matthew Gershuny is the lead Portfolio Manager of the Parnassus Mid-Cap Fund and a Senior Research Analyst. He joined Parnassus Investments in 2006 as a Senior Research Analyst and was previously a Parnassus research intern. Prior to joining the firm, Mr. Gershuny was the Vice President of Equity Research at Cowen and Company; formerly SG Cowen Securities Corporation. Prior to that, he held various equity research and asset management positions at UBS Securities. Mr. Gershuny received his bachelor's degree in philosophy from Cornell University and his master's degree in business administration from the University of Michigan.

Manager of the Parnassus Mid-Cap Fund

Lori Keith

Lori A. Keith

Portfolio Manager, Senior Research Analyst

Lori Keith is a Portfolio Manager of the Parnassus Mid-Cap Fund and a Senior Research Analyst. She joined Parnassus Investments in 2005 and was previously a Parnassus research intern. Prior to joining the firm, Ms. Keith was the Vice President of Investment Banking at Deloitte & Touche Corporate Finance LLC and was a Senior Associate in Robertson Stephens & Company's investment banking division. Prior to that, she worked in the management consulting practice at Ernst & Young. Ms. Keith received her bachelor's degree in economics from the University of California, Los Angeles and her master's degree in business administration from Harvard Business School.

Manager of the Parnassus Mid-Cap Fund

Ryan Wilsey

Ryan S. Wilsey

Portfolio Manager, Senior Research Analyst

Ryan Wilsey is a Portfolio Manager of the Parnassus Small-Cap Fund and a Senior Research Analyst. He joined Parnassus Investments in 2009 and was previously a Parnassus research intern. He has been a professional investor in both public and private equity since 2001. His prior experience includes work at Summit Partners, Greylock Partners and Scout Capital. Before he began his investment career, he worked at Opsware Inc., a software company that was later sold to Hewlett-Packard. Mr. Wilsey graduated Phi Beta Kappa, summa cum laude with a bachelor's degree in engineering from Princeton University and received his master's degree in business administration from Harvard Business School.

Manager of the Parnassus Small-Cap Fund

Minh Bui

Minh T. Bui

Portfolio Manager, Senior Research Analyst

Minh Bui is the Portfolio Manager of the Parnassus Fixed-Income Fund and a Senior Research Analyst. He joined Parnassus Investments as a Research Analyst in 2005 and was previously a Parnassus research intern. His prior experience includes work at Lombard Odier & Cie, a private bank in Geneva, and at Merriman, Curhan Ford & Co., an investment firm in San Francisco. Mr. Bui received his bachelor's degree in business administration from the University of Lausanne, Switzerland and his master's degree in business administration from Golden Gate University.

Manager of the Parnassus Fixed-Income Fund

Ian Sexsmith

Ian Sexsmith

CFA, Senior Research Analyst

Ian Sexsmith is a Senior Research Analyst. He joined Parnassus Investments in 2011 and was previously a Parnassus research intern. Prior to joining the firm, he worked for Scotiabank and for TD Bank Financial Group in Toronto. Mr. Sexsmith received his bachelor of commerce degree from the University of Manitoba, Canada and his master's degree in business administration from the University of California, Berkeley. He is a CFA charterholder and a member of the CFA Society of San Francisco.

Ian Sexsmith

Romahlo I. Wilson

Senior Research Analyst

Romahlo Wilson is a Senior Research Analyst. He joined Parnassus Investments in 2011 and was previously a Parnassus research intern. Prior to joining the firm, he worked for Cleantech Approach and in Houlihan Lokey's Mergers & Acquisitions Practice. Raised in New York, he is an alumnus of Stuyvesant High School. Mr. Wilson received his bachelor's degree from Stanford University with concentrations in computer science and imaging technology. He received his master's degree in business administration from The Wharton School, University of Pennsylvania with concentrations in finance and public policy.

Maria Kamin

Maria Kamin

ESG Research Manager

Maria Kamin is the Manager of ESG research. Prior to joining Parnassus Investments in 2010, she was the Research Product Manager and Sustainability Analyst at MSCI, Inc.; formerly KLD Research & Analytics, Inc. In 2008, Boston College recognized Ms. Kamin as a Sustainability Fellow in the Leadership for Change program. She received her bachelor's degree in political science from Tufts University, and a master's degree in Pacific international affairs from the University of California, San Diego. As part of an academic focus on the region during graduate and undergraduate studies, Ms. Kamin has also worked with the U.S. Department of State and WorldTeach in Latin America.

Iyassu Essayas

Iyassu Essayas

Research Analyst

Iyassu Essayas is a Research Analyst and joined Parnassus Investments in 2010. He specializes in integrating environmental, social, and governance research into the firm's investment process. Prior to joining the firm, Mr. Essayas was a Parnassus research intern. He received his bachelor's degree in biology from the University of San Francisco.

Robert Burmeister

Robert Burmeister

Equity Trader

Robert Burmeister is an Equity Trader for Parnassus Investments and joined the firm in 2009. Prior to joining the firm, he was an Analyst at Accenture Consulting where he specialized in risk management for critical assets. Mr. Burmeister received his bachelor's degree in economics from Harvard University and was the co-captain goalkeeper of the water polo team.

Grant Cleghorn

Grant T. Cleghorn

Director of Institutional Sales & Marketing

Grant Cleghorn joined Parnassus Investments in 2008 and serves as the Director of Institutional Sales & Marketing. Prior to joining the firm, he was the Vice President of Institutional Sales at Wells Fargo Asset Management Group and was responsible for corporate, public and Taft-Hartley plans, as well as foundations and endowments. Prior to that, Grant was an Associate with the equity capital markets group at OffRoad Capital, a San Francisco-based private equity firm. He holds the Series 7 and 66 securities licenses. Mr. Cleghorn is an alumnus of The Lawrenceville School and received his bachelor's degree in sociology from the University of Tennessee, Knoxville where he also earned track and field All-American honors as a decathlete.

Nancy Reyes

Nancy Reyes

Director of Advisor Relations

Nancy Reyes joined Parnassus Investments in 2005 and serves as the Director of Advisor Relations. She has over ten years of experience in the field of responsible investing. Prior to joining the firm, Nancy was with SKBA Capital Management, LLC where she led the client service and marketing team. She holds the Series 6, 63 and 65 securities licenses. Nancy is an active member of the Financial Women's Association of San Francisco, is a member of Spark, a nonprofit organization that addresses social, political and economic issues by working with grassroots women's groups worldwide, and belongs to the Bay Area Social Investment Forum. Nancy received a bachelor's degree in economics from University of California, Santa Cruz.

Vidya Nathu

Vidya Nathu

Senior Associate, Marketing & Sales

Vidya Nathu joined Parnassus Investments in 2008 and serves the Senior Associate of Marketing and Sales. Prior to joining the firm, she worked for Wells Fargo where she was responsible for creating personalized financial solutions for private clients. She holds the Series 7 and 63 securities licenses. Vidya received her bachelor's degree in political science from Belmont University and her master's degree in business administration from Lipscomb University. Vidya is an active member of the Financial Women's Association of San Francisco.

Vidya Nathu

Alexis Crusey

Institutional Sales Associate

Alexis Crusey joined Parnassus Investments in 2011 and serves as the Institutional Sales Associate. She serves as a contact for external platforms and institutional relationships. Prior to joining the firm, Ms. Crusey was a Parnassus sales & marketing intern. She holds the Series 7 and 66 securities licenses. She received her bachelor's degree in psychology from Yale University and was a member of the volleyball team where she earned First-Team All-Ivy League honors four consecutive years.

Marc Mahon

Marc C. Mahon

Chief Financial Officer

Marc C. Mahon is the Chief Financial Officer at Parnassus Investments with responsibility for accounting, finance, and investment operations. Prior to joining Parnassus Investments in 2004, Mr. Mahon worked in senior level investment accounting positions for Paul Capital Partners, Fremont Investment Advisors and Barclays Global Investors. Mr. Mahon is a registered principal and holds the Series 7, 63 and 27 securities licenses. He earned his bachelor's degree in business administration from Arizona State University and his master's in business administration from California State University, Hayward.

John Skidmore

John V. Skidmore II

Chief Compliance Officer

John Skidmore has over 20 years of experience in the investment management industry, and joined Parnassus Investments as Chief Compliance Officer in 2008. He began his mutual fund career with Union Bank of California's HighMark Capital Management subsidiary, where he rose to the position of Vice President and Manager of Mutual Fund Administration. He was also a Vice President with Wells Fargo Funds Management, and most recently was Deputy Chief Compliance Officer at Genworth Financial Wealth Management. Mr.Skidmore is a registered principal and holds the Series 6, 63 and 26 securities licenses, and holds the Investment Adviser Certified Compliance Professional ("IACCP") designation as well as the Certified Securities Compliance Professional (CSCP) designation. In 2008, Institutional Investor News named him as one of the 20 Rising Stars of Compliance. He received his bachelor's degree in political science and psychology from the University of Kansas. He also has earned a Juris Doctorate degree from Glendale University College of Law, where he was a member of Law Review, and his master's degree in business administration from California State University, Dominguez Hills, where he was a member of the Delta Mu Delta Honor Society.

William Fraser

William C. Fraser

Director of Shareholder Services

William Fraser began his career at Thomas James & Associates as a stockbroker in 1992 in San Francisco. In 1993, he joined Parnassus Investments as an operations and shareholder services representative. He became the Director of Shareholder Services in 2004 and is responsible for operations and client service. Mr. Fraser is a registered principal and holds the Series 7, 63 and 26 securities licenses. Mr. Fraser received his bachelors degree in economics from the University of Texas at Austin.

Mark Lee

Mark Lee

Director of Technology

Mark Lee joined Parnassus Investments in 2005 and is the Director of Technology. He directs all technology endeavors for the firm and brings expertise in enterprise software, systems integration, web technologies and database applications. His previous experience includes multiple senior consultant and engineering roles in the semiconductor, healthcare and academic industries. He is a proponent for open source projects and a contributor to multiple Java and .NET development groups. Mr. Lee received his bachelor's degree in mechanical engineering and materials science engineering from the University of California, Davis.

Donald V. Potter

Independent Trustee

Donald Potter serves as Trustee of the Parnassus Funds Trust and the Parnassus Income Funds Trust. Donald is currently President of Strategystreet.com. His previous experience includes over thirty years of strategy consulting experience with McKinsey & Company and Windermere Associates, and several years as a financial executive with Exxon Corporation. He received his bachelor's degree in arts and letters from the University of Notre Dame and a master's degree in business administration from Harvard Business School.

Herbert A. Houston

Independent Trustee

Herbert Houston has served as Trustee of the Parnassus Funds Trust since 1998 and the Parnassus Income Funds Trust since inception. He was also the Chief Executive Officer of the Haight Ashbury Free Clinics, Inc. from 1987 to 1998. He previously held executive positions with the National Association of Sickle Cell Diseases, Bay Area Black United Fund and the United Way. Currently, he has a consulting company, Houston & Associates, specializing in health and human services. Mr. Houston holds an MPA in Public Administration from the University of Southern California.

Jeanie S. Joe

Independent Trustee

Jeanie Joe has served as Trustee of the Parnassus Funds Trust and the Parnassus Income Trust since 2004. She was President of Geo/Resource Consultants, Inc., a geotechnical and environmental consulting firm with offices in California and Arizona, from 1995 - 2009; served as board member and Secretary of the Telecommunications Consumer Protection Fund Oversight Corporation (California) from 2004 - 2006, and until 2007 as a member of California Employment Development Department's SBEAC (Small Business Employer Advisory Committee) representing the Asian American Architects and Engineers. Prior to election to the Parnassus Funds boards, she served as a consultant to the boards. Ms. Joe has been a L.E.E.D. accredited professional since 2009. She received her bachelor's degree from the University of California, Berkeley, a master of public health from the University of California, Los Angeles and an MDE Certificate (Management Development for Entrepreneurs) from The Anderson School of Management, UCLA.

Jerome L. Dodson

Trustee, President, Portfolio Manager

Jerome Dodson founded Parnassus Investments in 1984 and has served as Trustee of the Parnassus Funds Trust and the Parnassus Income Funds Trust since inception. He is the President of Parnassus Investments and Portfolio Manager of the Parnassus Fund, Parnassus Small-Cap Fund, and Parnassus Workplace Fund. Prior to founding Parnassus Investments, he served as President and Chief Executive Officer of Continental Savings of America from 1976 to 1982 where he started the "Solar T-Bill" program to finance solar energy installations and also developed innovative programs to finance low and moderate income housing. Mr. Dodson received his bachelor's degree in political science from the University of California, Berkeley and his master's degree in business administration from Harvard Business School.

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