The Book
Confidently help your clients grow.
The book for growth hackers who want happy & growing clients.
Enough articles on growing a business. Consulting demands a whole other set of principles. Based on 10+ years working with the fastest-growing scale-ups and the biggest Fortune 500 corporates.
Available on Amazon — eBook $9.99 / paperback $24.99
About the book
A practical playbook for the consulting side of growth hacking.
We’ll share our processes and the behind-the-scenes of how we’ve helped the fastest-growing scale-ups and the biggest Fortune 500 corporates. Afterwards, you’ll feel confident in helping your clients grow to the next level through a steady and pleasant process.
It’s the book we wish existed when we started consulting: a no-fluff guide to navigating stakeholders, scoping projects, presenting bad results, and building lasting growth — without stress.
Get the book →In this book, you’ll learn:
- How to deal with client challenges, from stakeholders to presenting bad results
- Our Five Core Principles of an Exceptional Growth Hacking Consultant
- Our 12-Step Process to grow your clients, from Pre-Contact to Post-Mortem
- Confidence in setting goals, meetings, deliverables and much more
Inside the book
Real frameworks, real templates, real client examples.

The 12-Step Process
From Pre-Contact to Post-Mortem.
The full client engagement, broken into 12 clear steps so you always know what to do next.
Set the right expectations
Qualify the right clients
Run a kick-off that aligns
Define a North Star together
Audit the funnel objectively
Find the real growth blockers
Prioritise high-impact bets
Run experiments at velocity
Present results that land
Handle bad results with grace
Hand-off without dependencies
Turn lessons into IP
Each step is broken down with templates, scripts, and real client examples inside the book.
About the authors
10+ years of consulting experience, in one book.

Ward van Gasteren
Co-author
Freelance Growth Hacking Consultant and Speaker. Ward was one of the first certified growth hackers in Europe and has consulted 150+ companies on his own.
LinkedIn →
Daphne Tideman
Co-author
Head of Growth at Heights and former Head of Growth Consultancy at RockBoost. Daphne joined RockBoost as employee #1 and grew the agency to 25 employees.
LinkedIn →Why did we write this book?
We wrote this book to help growth hackers gain confidence — in themselves, in their process and approach, and in their skills when facing clients and colleagues. By sharing our combined 10+ years of experience working with the fastest-growing scale-ups and the biggest Fortune 500 corporates, we hope to save you from the mistakes we made along the way.
Start growing happy clients.
Available on Amazon as ebook ($9.99) or paperback ($24.99).
Buy on Amazon →Ships worldwide via Amazon — eBook delivered instantly.

