Discover what your customers truly want.

We help Product champions deliver an amazing product experience through strategic customer research.

Research can save you literally millions

Customer research is really time consuming but can save you months of product developmnent in the wrong direction. And that means $$$$$, lot of $$$$$. Setting up a decision-making process that starts and ends with customer research is a guaranteed method to build better software.

We strategise, conduct your customer research and deliver insights that can help you build a better product or optimise your existing conversion funnel in ways that no analytics tool can do.

"Product is now your competitive advantage."

Why Customer Research

Avoid the wrong product decisions

Relying on intuition and not evidence can lead you to wrong product decisions. The cost behind such mistakes is enormous and is a combination of the cost of building a new feature, the cost of reverting the mistake and the opportunity cost of not building what users want. Can you afford it?

Optimise your conversion funnel

Do you think you could sell more to your customers and retain them for more? Structured Customer Research focused on activated and churned users can, relatively quickly, reveal what prevents your product from showing its potential.

Put your mind and team in order

Everyone has opinions on what should be shipped next. But opinions are good software's worst enemy. With Customer Research, you can gain back the control of your product by setting up an evidence-driven decision-making loop that will stay forever.
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Who am I

Aggelos is the founder of Growth Sandwich. During the last 2 years, he had the chance to work with companies of all sizes, from unicorns like Farfetch, London-based VCs to early-stage startups. So far, through his courses, he has trained more than 500 marketers and founders in 6 different countries and has helped numerous SaaS businesses unblock growth.

He is passionate about all things product and particularly obsessed with the path from Product/Market fit to Product-led Growth.

Our proven process

  • The Problem Discovery
  • The Groundwork
  • The PMF Cycle

The Problem Discovery

We deep dive into the company’s data, the people, the technologies and the objectives to identify if you are in Product/Market fit and what is holding back growth.

Learn about our method

The Groundwork

We coordinate your necessary groundwork – high-impact priorities and quick wins needed to ‘clean our house’ for a rolling experimentation phase.

Learn about our method

The PMF Cycle

We coordinate a process of rapid experimentation and iterations on your product and marketing, focusing on the metrics that matter.

Learn about our method