Our Team


Leadership Team


Chief Executive Officer                 

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Gigi has spent her career in technology, consulting, and market research. Prior to joining Invoke, she held numerous positions with market research and industry insight companies. Key positions include CRO at the Yankee Group, EVP at TNS (a WPP company) serving the Consumer and Technology sectors, and SVP and CMO roles at IDC. She holds an M.S. in Engineering Management from the University of Massachusetts and B.S. in Operations Research from Cornell University. Gigi has served as a Director of Invoke since 2011.


Chief Financial Officer            

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Yossi has over 20 years of experience working as a senior executive with fast growing software (SAAS and perpetual ) companies with experience in corporate finance and controllership, planning & analysis, operations, business development, M&A, strategic planning, and leveraged financing. Yossi has led the development and execution of business and financial strategies via setting management agendas, managing performance against internal and external targets and market trends.
Yossi holds a BA in Economic and Accounting from the Tel Aviv, Israel University and he is a CPA (certified in Israel).


Chief Research Officer            


VP of Higher Education Sales

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Brian Hopewell has been with AMS/Invoke since 2006; as Vice President since 2010.  He works primarily in sales but also manages business development and partner relations.

Prior to joining AMS, Brian had a 26 year career in higher education administration, serving as Director, Dean, and Vice President of Enrollment Management, Admissions, Alumni Affairs, and Financial Aid at several institutions in New England and the South.  Brian also led the enrollment and marketing efforts for national programs serving gifted and talented students, “gap year” students, and students doing study abroad in the sciences.  He served on the editorial boards of the Journal of College Admission and the Roeper Review: A Journal of Gifted Education.

Brian has an M.A. in Political Science and a B.A. in English Literature.  He lives on Cape Cod and in Salt Lake City.


VP of Sales

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Prior to joining Invoke in May of 2013, Holly was Managing Director of Business Development for Kantar Media.  In that role, Williams led the development and sales of Digital Analytics services to the largest Consumer Package goods companies in the world.  Prior to Kantar, she held senior sales and management positions with Experian Research Services, comScore Media Metrix, America Online, and The Arbitron Company.  Holly began her career in the agency business at Tracy-Locke Advertising in Dallas Texas.

A former Texan-turned-New Yorker, Holly is on the Board of Directors of the Texas Tech University College of Media and Communications, and was named an Outstanding Alumni of the College in 2010.

Holly lives in Brooklyn with her husband, Joe, and 10 going on 25 year-old daughter, Mary Quin.