ZS Leadership Team

Andy Zoltners

Founding Director

Andris A. Zoltners, Founder of ZS Associates, is a Frederic Esser Nemmers Distinguished Professor Emeritus of Marketing at the Kellogg School of Management at Northwestern University...

Prabha Sinha

Founding Director

Dr. Sinha and former Kellogg School of Management colleague, Andris Zoltners, founded ZS Associates in 1983. The firm’s global success was recognized by their induction into the Chicago Entrepreneurship Hall of Fame...

Chris Wright

Managing Director

Chris Wright is the Managing Director of ZS Associates and is based in Evanston, Illinois. Previously, he served as the leader of ZS's global Pharmaceuticals practice and as regional lead...

Jaideep Bajaj

Chairman

Jaideep Bajaj is Chairman of ZS Associates' board of directors and is based in Princeton, N.J. Jaideep has held a number of senior leadership roles and served as the firm's first Managing Director after the founders...

Dan Peterson

Managing Principal, Operations

Dan Peterson is the global Managing Principal, Operations, at ZS Associates and is based in Evanston, Illinois. He has extensive experience in issues of sales force strategy and marketing resource allocation....

Graham Webster

Chief Financial Officer

Graham Webster is the Chief Financial Officer at ZS Associates. He has more than 20 years of experience helping global professional services firms manage financial risk....

Jeff Griese

Chief Human Resources Officer

Jeff Griese is the Chief Human Resources Officer at ZS Associates. He has overall responsibility for the human resources operations and human capital strategy across the global organization....

Craig Stinebaugh

Managing Principal

Craig Stinebaugh is a Managing Principal on ZS Associates' executive team in Princeton, N.J., and oversees ZS's global consulting services. In addition, Craig serves as regional lead for the firm’s offices in Canada and across the Eastern U.S...

Dharmendra Sahay

Managing Principal

Dharmendra Sahay is a Managing Principal on ZS Associates' executive team and is based in the firm's New York office. He has worked extensively with his pharmaceutical clients to outsource and offshore sales and marketing support...

Doug Oettinger

Managing Principal

Doug Oettinger is a Managing Principal at ZS Associates in Evanston, Ill., and oversees the firm’s operations in Latin America. For more than 25 years, he has helped leading pharmaceutical, healthcare and industrial products firms...

Kurt Kessler

Managing Principal

Kurt Kessler is a Managing Principal at ZS Associates in Zurich, Switzerland, and is the firm-wide leader of ZS’s Marketing Solutions area. Kurt has over 20 years of experience collaborating with hundreds of life science companies to achieve their goals...

Marshall Solem

Managing Principal

Marshall Solem is a Managing Principal on ZS Associates' executive team and is the firm-wide leader of ZS's Sales Solutions area. Marshall has worked with over 75 sales organizations ranging in size from 9 to 2,500 sales representatives...

Paul Maloney

Managing Principal

Paul Maloney is the Managing Principal for the European region and is based in ZS Associates' London office. Paul has extensive experience with sales and marketing management across a variety of issue areas...

Pratap Khedkar

Managing Principal

Pratap Khedkar is a Managing Principal on ZS Associates' executive team. Pratap leads the firm's Philadelphia office and oversees ZS’s global Pharmaceuticals practice. He has advised numerous leading companies...

Rohan Fernando

Managing Principal

Rohan Fernando is the Regional Managing Principal for Asia and is based in New Delhi, India. Rohan has over 15 years of healthcare consulting experience and has collaborated with over 50 companies...

Sanjay Joshi

Managing Principal

Sanjay Joshi is a Managing Principal on ZS Associates' executive team and is based in the firm's New York office. Sanjay leads the firm-wide Operations and Technology Solutions area...

Scott Shimamoto

Managing Principal

Scott Shimamoto is a Managing Principal on ZS Associates' executive team and leads the firm’s office in Evanston, Illinois. Scott has helped many companies shape, enlighten, motivate and evaluate their sales and marketing organizations...

Ty Curry

Managing Principal

Ty Curry is a Managing Principal at ZS Associates in San Francisco, and he serves as regional lead for the firm's offices in the Midwestern and Western U.S. Ty helps his clients develop and implement sales strategies to improve market coverage and productivity...

Adam Siskind

Office Managing Principal, Toronto

Adam Siskind is the Office Managing Principal of ZS Associates’ office in Toronto, Canada, and was part of the office’s launch team in 2002. Since then, he has helped over 50 companies align their sales...

Aaron Mitchell

Office Managing Principal, Los Angeles

Aaron Mitchell is the Office Managing Principal of ZS Associates' Los Angeles office. His primary area of expertise lies in the development and implementation of global marketing strategies...

Dan Frey

Office Managing Principal, Shanghai

Dan Frey is the Office Managing Principal of ZS Associates' office in Shanghai, China. Dan oversees a large team that focuses on assessing opportunities in China...

David Scott

Office Managing Principal, Boston

David Scott is the Office Managing Principal of ZS Associates' office in Boston. David’s experience spans a broad spectrum of sales and marketing issues in the pharmaceuticals industry...

Glenn Sabin

Office Managing Principal, Princeton

Glenn Sabin is the Office Managing Principal of ZS Associates' office in Princeton, N.J. For more than 15 years, Glenn has helped his clients successfully address a vast range of sales and marketing issues...

Heather Wiederholt

Office Managing Principal, Zurich

Heather Wiederholt is the Office Managing Principal of ZS Associates' Zurich office. Her work spans sales force design and effectiveness, account management, incentive compensation, go-to-market strategy...

Iain Fratter

Office Managing Principal, London

Iain Fratter is the Office Managing Principal of ZS Associates’ London office and directs the firm's outsourcing and technology offerings in Europe. He has experience across a variety of sales and marketing issues...

Jude Konzelmann

Office Managing Principal, New York

Jude Konzelmann is the Office Managing Principal of ZS Associates' New York office and the leader of the firm’s Sales Force Design practice. He has worked with many organizations to develop advanced analytics...

Joachim Keller

Office Managing Principal, Frankfurt

Joachim Keller is the Office Managing Principal of ZS Associates' Frankfurt office. He has helped companies develop, implement and coach key account management across many markets...

Luca Minotti

Office Managing Principal, Milan

Luca Minotti is the Office Managing Principal of ZS Associates’ Milan office. He has over 15 years of diverse management consulting experience spanning pharmaceuticals, consumer packaged goods and retail...

Paul Darling

Office Managing Principal, San Francisco

Paul Darling is the Office Managing Principal of ZS Associates’ office in San Francisco and the leader of ZS’s Business Development and Licensing practice. He has experience in a vast array of strategy, marketing and sales...