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Our Team

Robert M. Mitchell

Co-Founder, Managing Partner, Portfolio Manager, Research Analyst

Bob is a Co-Founder and Managing Partner of Conestoga Capital Advisors, and Co-Portfolio Manager for the Small and SMid Cap strategies. Bob serves as Chief Investment Officer of the firm, overseeing ...

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Joseph F. Monahan, CFA

Managing Partner, Portfolio Manager, Research Analyst

Joe is a Managing Partner and Co-Portfolio Manager for the Small and Micro Cap strategies. He also serves as an analyst for the firm’s SMid and Mid Cap equity strategies. Joe is Conestoga’s Director of Research....

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Derek S. Johnston, CFA

Partner, Portfolio Manager, Research Analyst

Derek joined Conestoga Capital Advisors in May 2015 and became a Partner of the firm in 2018. He has served as Co-Portfolio Manager for the firm’s SMid Cap Growth strategy since 2016 and also provides equity research....

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Larry Carlin, CFA

Partner, Research Analyst

Larry joined Conestoga Capital Advisors in May 2015, and is responsible for researching Small-to-Mid Capitalization companies. He became a Partner of the firm in 2018....

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David R. Neiderer, CFA, CPA

Partner, Portfolio Manager, Research Analyst

David joined Conestoga Capital Advisors in July 2013 and became a Partner of the firm in 2018. He is a Co-Portfolio Manager for the firm’s Micro Cap Growth strategy and is also responsible for providing equity research...

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Mark S. Clewett, CFA

Managing Partner, President

In his role as President, Mark leads the firm’s client communications and servicing efforts, and oversees the firm’s finances. He is a member of the firm’s Board of Managers, which oversees the management and...

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Duane R. D'Orazio

Co-Founder, Managing Partner, Chief Compliance Officer

Duane serves as Conestoga’s Chief Compliance Officer, and also oversees the company's systems, technology, and daily operations. He is a member of the firm’s Board of Managers, which oversees the management and strategic...

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Alida Bakker-Castorano

Partner, Operations Manager and Performance Analyst

Alida joined Conestoga Capital Advisors in June 2011 and became a Partner of the firm in 2018. She is responsible for operations and performance analysis.....

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Michelle L. Czerpak

Partner, Operations Manager and Client Service Coordinator

Michelle joined Conestoga Capital Advisors when the company was founded in 2001 and became a Partner of the firm in 2018. Currently she holds the position of Operations Manager and Client Service Coordinator. In these roles...

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Jeffrey A. Riggs, CAIA, CIMA

Institutional Sales and Client Service Officer

Jeff joined Conestoga Capital Advisors in August 2016 as Institutional Sales & Client Service Officer. In this role, he is responsible for business development and client service. Prior to joining Conestoga, Jeff held....

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Nancy Romito

Client Service Officer

Nancy joined Conestoga Capital Advisors in November 2017 as a Client Service Officer. In this role, she supports the firm’s client service and business development efforts. Prior to joining Conestoga, Nancy was a Client Services...

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John E. Schipper

Partner, Head Trader

John joined the firm in July 2013 and became a Partner of the firm in 2018. He serves as Conestoga’s Head Trader and also supports the firm’s operations and technology initiatives....

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