The Team
Within WhatMatterZ we work with a team of management consultants, professionals, interim consultants and partners. With our proven managerial and operational experience, we seamlessly transition between our clients' management and operations, building bridges between vision, strategy, plan and execution.

Erwin Zijlstra
Sr. strategist
Erwin is a strategic sparring partner in strategy development, organisational transformation, and corporate communications. With deep expertise in business management, human behaviour, and marketing, he builds bridges between commercial goals, internal operations, customers, and external stakeholders. Before founding WhatMatterZ, Erwin held several board positions at publicly listed companies in Europe and the US.
Alexander van 't Riet
Business and Organization Strategist
Alexander advises boards of directors on strategy development, business development and during mergers and acquisitions. Alexander held various international management positions as general manager and director of marketing & sales in the manufacturing industry and FMCG. Most recently, he was CEO of a consumer drinking water brand in the Middle East.


Andrew Maxwell
Corporate Communication & Change Management
The Irish Andrew is our communication and change strategist. Andrew has a background in Telecom and High Tech (Vodafone and ASML) and the manufacturing industry. Andrew advises our international clients and develops strong internal and external communications. As a WhatMatterZ NewsRoom manager, he is responsible for content strategy and development at our clients.

Gustavo Jorge Perez
Digital Corporate Communication & Design Specialist
Our Spanish and Portuguese speaking digital communication specialist and designer. Gustavo develops digital means of communication and content. From websites, newsletters, boardroom presentations, corporate documentation to social media and digital campaigns. Gustavo works for all our clients, but focuses on Latin America. Gustavo has a background in the manufacturing industry and the office world.