Our staff

Marco Gianotten Jonge Marco Gianotten

Marco Gianotten

Managing Director

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Marco is founder of the research and boutique consulting firm Giarte. He ended up in IT as a non-techie, and is still amazed about the mental gap between IT professionals and business professionals (within the samen organization). Marco is public speaker, author of the book Digital Empathy and founding father of the Xperience Level Agreement (XLA)

Gerdien de Nood Jonge Gerdien de Nood

Gerdien de Nood

Office manager / PA

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Gerdien is our office manager. She takes care of all administrative activities that facilitate the smooth running of the office. Besides managing the office, she is Marco’s personal assistant. Gerdien has ongoing commitment and dedicated service to Marco as well as to the team.

Reinout Jörg Jonge Reinout Jörg

Reinout Jörg

Client Services Director

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Reinout is responbile for the services provided to our clients and is part of the management team. He has a wealth of experience in IT Service Management within corporate organizations

Marthijn Brouwer Jonge Marthijn Brouwer

Marthijn Brouwer

Strategy Consultant

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Marthijn is responsible for consulting. Based on behavioral components, Marthijn helps clients with challenges and opportunities within the IT sector. Our XLA philosophy is all about thinking differently and daring. Marthijn advises and gives workshops for organizations who dare to take this challenge.

Eveline Mutsaerts Jonge Eveline Mutsaerts

Eveline Mutsaerts

Marketing & Communicatie

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In our team, Eveline embodies the all-rounder. She is our marketing & communcation lead, organizes various events and is specialist in ‘personas’. Eveline’s varied abilities make her a great asset to Giarte. Reach out to Eveline for all your marketing related questions.

Linda van ‘t Klooster Jonge Linda van ‘t Klooster

Linda van ‘t Klooster

Research Coordinator

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Linda is operational coordination lead for Outsourcing Performance and is in charge for research content like our annual yellow book. She’s manages the contacts with listed service providers.

Gied van Hoorn Jonge Gied van Hoorn

Gied van Hoorn

Junior Researcher

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Elsien van Pinxteren Jonge Elsien van Pinxteren

Elsien van Pinxteren


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Vincent den Hollander Jonge Vincent den Hollander

Vincent den Hollander

Chief Innovation Officer

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Edwin Rijper Jonge Edwin Rijper

Edwin Rijper

Client Services Manager

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Edwin is Giarte’s primary ITsat services contact person. He is responsible for a customer group and the services we supply here. With his unrestrained energy and technical knowledge he helps his customers to take things to the next level.

Lennart Brand Jonge Lennart Brand

Lennart Brand

Client Services Manager

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Lennart is Giarte’s primary ITsat services contact person. He is responsible for a customer group and the services we supply here. With his background and experience in management science he’s  ways for new ways to improve the services.