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About Us

Zest on stairs

We are rewriting the rules of work

Modern work is changing faster than people can adapt. We help organisations close the gap between strategy and sustainable performance by building the human capabilities that make change possible. Our mission is to create workplaces full of zest, where people and organisations grow together with energy, ownership, and long-term impact.

Making work, WORK, with Zest. 

Our Vision

We're not fixing work. We’re reimagining it: where people thrive, results stick, and culture isn’t just nice to have, it’s how things get done.

Our Mission

To create workplaces full of zest, where people and organisations grow together with energy, ownership and long-term impact.

The Zest Impact

Zest for Work enables sustainable performance through science-based programmes designed to help people stay energised, productive and ever evolving.

The Zest Story

A different approach to sustainable performance

Our approach combines performance science, behaviour change, and real-world implementation to create lasting impact for people and organisations.

Built for real people

Change is hard, especially at scale. That’s why we design every engagement around how humans actually change, using the latest research in behaviour and implementation science.

Backed by science

These aren’t our opinions – it’s science. We bring the latest research directly into your organisation to support behaviour change, informed decision-making, and effective change management.

Designed for impact

We aren’t here to take your money and check a box. Our engagements deliver results that stick.

Full-service partner

From one-time training to strategic programme redesign, we meet you where you are. One trusted partner. Many ways to move forward, now and into the future.

Creating impact that lasts

From resilience and leadership to career sustainability and change readiness, our work is designed to create measurable outcomes that stick.

77% of participants

report behaviour change within 30 days of attending the programmes.

10,000+ professionals

professionals trained across Fortune 500 companies.

45+ countries

across Europe, Asia, MEA & the Americas and delivered in 13 global languages.

Trusted by Global Leaders

including Mars, J&J, PwC, European Space Agency & AniCura.

Want to learn more about how we help organisations thrive?

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Meet our founder, Yvon Golbach

Our experts

Yvon Golbach Zest for Work founder

Yvon Golbach

Founder & CEO | Human Capital Strategist

Languages:
Dutch, English, German

Yvon Golbach

Founder & CEO | Expert on Labor Market Innovation | Corporate Trainer | ICF Certified Coach

Yvon Golbach, CEO and founder of Zest for Work, is a leading expert on contemporary careers, sustainable performance, and the well-being of human capital in organisations. Her work helps leaders and organisations navigate the growing pressure, complexity, and pace of modern work through a more human-centred, science-based approach to resilience, change, and performance.

Caroline Thomas Partner at Zest for Work

Caroline Thomas

Partner | Workforce Development Expert

Languages:
English, French

Caroline Thomas

Professional Resilience and Adaptability Expert | Sustainable Careers Expert | Workforce Development Expert | Master Trainer | Certified Co-Active Coach

Caroline Thomas is an expert in professional resilience and sustainable careers. She draws on 18 years’ experience in human resources and talent development, gained in international and multicultural environments. As a partner and trainer at Zest for Work since 2020, she supports organisations in developing sustainable performance by building resilience and adaptability.

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Jenn Callaway

Regional Business Lead – North America | Global Head of Operations & Sales

Languages:
English

Jenn Callaway

Regional Business Lead – North America | Global Head of Operations & Sales | Resilience and Adaptability Expert

Jenn Callaway helps organisations improve performance, adaptability, and transformation outcomes by building human capacity. With 20+ years of experience across consulting, leadership development, communications, and business leadership, she challenges conventional thinking by showing how resilience, cognitive capacity, and recovery drive sustainable business results.