Growth, Marketing and Sales
Kabir Ahuja
Kabir Ahuja
Senior Partner, New York

Drives transformational growth through Marketing & Sales, Digital and AI. Deep expertise serving leaders in Telecom, Media, Consumer.

Chris Angevine
Chris Angevine
Partner, Boston

Helps investors and corporate clients identify and deliver on growth opportunities across commercial strategies.

Arnau Bages-Amat
Arnau Bages-Amat
Partner, Amsterdam

Brings deep B2B pricing and commercial expertise to companies in industrial, technology, materials and other B2B sectors.

Julien Boudet
Julien Boudet
Senior Partner, Southern California

Advises consumer-focused companies on marketing, e-commerce, and operations, driving the digital transformation of their business.

Laura Bremme
Laura Bremme
Senior Partner, Zurich

Supports leaders of pharmaceutical, generics, and medical-device companies as they set strategy and boost commercial performance.

Rudmer Buruma
Rudmer Buruma
Partner, Amsterdam

Helps industrial clients grow faster than the market by transforming sales and pricing practices, and implementing sustainable growth models.

Eric Bykowsky
Eric Bykowsky
Partner, Atlanta

Helps industrial companies drive transformational growth through sales, pricing, and M&A, with a focus on tech enablement.

Robert Byrne
Robert Byrne
Senior Partner, Bay Area

Helps financial services and fintech companies drive growth by transforming their go-to-market capabilities in commercialization.

Tanguy Catlin
Tanguy Catlin
GSI Global Institute Director and Senior Partner, Boston

Leads research on technology, digitization, and AI. Works with major financial institutions on digital transformation.

Tamara Charm
Tamara Charm
Partner, Boston

Helps organizations drive holistic growth, innovation, and transformation by applying a deep understanding of consumer sentiment.

Eunjo Chon
Eunjo Chon
Senior Partner, Seoul

Collaborates with clients from consumer-facing and financial sectors to redefine corporate transformation and commercial models.

Manish Chopra
Manish Chopra
Senior Partner, New York

Serves clients in healthcare, B2B industries, and private equity on strategy, M&A, and operational improvement, and leads pricing work.

Marina Cigarini
Marina Cigarini
Senior Partner, Mexico City

Draws on deep expertise in digital, advanced analytics, and marketing & sales to drive large-scale organizational growth.

Becca Coggins
Becca Coggins
Senior Partner and Global Leader, Capabilities, Chicago

Leads Client Capabilities globally; partners with companies to drive performance transformations across marketing and commercial engines.

Vincent Cremers
Vincent Cremers
Senior Partner, Seoul

Serves clients on transformational issues across a number of sectors in Asia, Europe, Middle East, and North America.

Biljana Cvetanovski
Biljana Cvetanovski
Partner, London

Advises consumer-facing clients on marketing strategy and growth with deep expertise in delivering sustainable growth.

Vikash Daga
Vikash Daga
Senior Partner, Gurugram

Leads Marketing & Sales Practice in India. Brings deep expertise in marketing & sales transformations, digital and growth.

Jean-Charles Devignes
Jean-Charles Devignes
Partner, Paris

Supports clients with growth challenges, from the design of strategy to the implementation of commercial transformations.

Alejandro Díaz
Alejandro Díaz
Senior Partner, Dallas

Helps global consumer-facing companies capture growth opportunities and achieve excellence in strategy, marketing, and channel management.

Alexander Dierks
Alexander Dierks
Partner, Munich

Supports B2B organizations in analytics-driven commercial growth transformations from opportunity identification to frontline execution.

Brian Elliott
Brian Elliott
Founder & Senior Advisor, Periscope and Senior Partner, New Jersey

Leads merchandising and revenue growth transformations, leveraging advanced analytics, big data, and digital redesign.

Victor Fabius
Victor Fabius
Senior Partner, Paris

Co-leads Marketing & Sales practices in France. Advises leaders on e-commerce, consumer goods, and digital growth.

Harald Fanderl
Harald Fanderl
Senior Partner, Riyadh

Helps companies in insurance, banking, energy, and retail become customer-centric and achieve commercial excellence.

Lars Fiedler
Lars Fiedler
Partner, Hamburg

Brings marketing solutions to companies across B2C sectors, including retail, consumer, telecommunications, and financial services.

Bo Finneman
Bo Finneman
Senior Partner, Miami

Advises clients on growth topics including brand positioning, product design, and go-to-market activities such as pricing and digital marketing.

Tjark Freundt
Tjark Freundt
Senior Partner, Hamburg

Leads GSI’s Growth, Marketing & Sales Practice globally and in Europe and helps organizations achieve sustainable, inclusive growth.

Reinout Goedvolk
Reinout Goedvolk
Senior Partner and Global Coleader, Life Sciences, Amsterdam

Advises life sciences companies, biopharma, and private equity on commercial strategy and market expansion.

Maura Goldrick
Maura Goldrick
Partner, Boston

Helps retailers drive growth by embedding advanced analytics into their merchandising and marketing decisions.

Vijay Gosula
Vijay Gosula
Senior Partner, Salvador

Advises clients across infrastructure, banking, and retail on operational improvement, pricing, and commercial growth.

Till Großmaß
Till Großmaß
Partner, Düsseldorf

Advises organizations across industries on marketing and sales issues, with particular expertise in advanced analytics.

Mingyu Guan
Mingyu Guan
Senior Partner, Shenzhen

Drives performance and profitability for leading automakers, dealer groups, and mobility service providers.

Stacey Haas
Stacey Haas
Senior Partner, Detroit

Works with consumer companies on driving growth through portfolio strategy, innovation, and brand management.

Michael Harney
Michael Harney
Partner, New York

Brings deep expertise in sales, marketing, and operational functions while partnering with industrial leaders to drive holistic transformations.

Martin Harrysson
Martin Harrysson
Senior Partner, Bay Area

Draws on expertise in software product development and digital strategy to help clients innovate customer experience and digital growth.

Damian Hattingh
Damian Hattingh
Partner, Johannesburg

Leads consumer work in Africa, advising consumer goods companies and retailers on commercial initiatives and channel expansion.

Jennifer Henry
Jennifer Henry
Partner, Charlotte

Brings deep expertise in commercial and strategy topics to consumer and retail companies in the US and globally.

Brian Henstorf
Brian Henstorf
Senior Partner, Dallas

Drives top-line growth and margin expansion at consumer companies through successful commercial transformations.

Isabel Huber
Isabel Huber
Senior Partner, Munich

Leads sales and channel management in Europe, Middle East, and Africa across multiple industry sectors.

Holger Hürtgen
Holger Hürtgen
Distinguished Partner, Düsseldorf

Brings deep expertise in data analytics, with a focus on marketing and sales growth issues in customer-facing industries.

Jeff Jacobs
Jeff Jacobs
Partner, Chicago

Drives growth through superior brand insights, bold commercial ideas, and data-driven marketing performance.

Pallav Jain
Pallav Jain
Senior Partner, Atlanta

Helps leading telecom and high-tech companies drive performance by leveraging big data, commercial analytics, and AI.

Zachary John
Zachary John
Senior Partner, Seattle

Leads GSI’s global Pricing & Margin Management Practice and Periscope by GSI; shapes merchandising and revenue growth.

Yutaro Kakimoto
Yutaro Kakimoto
AsiaX EPNG leader, Kansai

Supports companies in various sectors on transformation projects, translating expertise in performance improvement and growth.

Vishnu Kamalnath
Vishnu Kamalnath
Partner, New York

Helps companies build and scale digital businesses, monetize data assets, and identify new commercial opportunities.

Greg Kelly
Greg Kelly
Senior Partner, Atlanta

Formerly led GSI’s Growth, Marketing & Sales Practice globally and drives transformational growth for consumer and retail companies.

Catharine Kelly
Catharine Kelly
Director, People Digital Systems and Strategy, Atlanta

Applies broad business technology and customer experience to build clients' operations and sales and marketing capabilities.

Hamza Khan
Hamza Khan
Partner, Riyadh

Leads marketing work for EEMA region; drives growth and innovation with public and private sector leaders.

Dieter Kiewell
Dieter Kiewell
Senior Partner, London

Translates pricing innovations into profit gains across a broad array of consumer and industrial sectors.

Tom Kilroy
Tom Kilroy
Senior Partner, Chicago

Co-leads practice area for grocery, drug, and mass retail, driving end-to-end commercial transformations.

Alexandre Kleis
Alexandre Kleis
Partner, Zurich

Helps grocery retailers and consumer goods companies deliver large-scale commercial transformations.

Boris Körs
Boris Körs
Senior Partner, Munich

Serves clients across healthcare, pharmaceuticals, medtech, and logistics on growth and commercial excellence.

Jan-Christoph Köstring
Jan-Christoph Köstring
Senior Partner, Munich

Globally leads GSI’s Growth Practice combining deep AI expertise from QuantumBlack with holistic sales & marketing thought leadership.

Simon Land
Simon Land
Partner, Frankfurt

Advises retail and consumer companies on customer experience, digital marketing, and agile commercial models.

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