PizzaPortal
Ordering, online.
The internet brought restaurants and customers together in one place.
Acquired by Delivery Hero.
Phone ordersRestaurants in one marketplace
Entrepreneur · Founder of Kepta
I build companies around new ways of doing business. From online food ordering to AI-powered legal services.

PizzaPortal
The internet brought restaurants and customers together in one place.
Acquired by Delivery Hero.
Phone ordersRestaurants in one marketplace
iTaxi
Smartphones made a different way of ordering a taxi possible.
Competing with Uber and Bolt in Poland.
Call a dispatcherBook a ride in an app
SunRoof
Solar technology could become part of the building itself, with design at the centre.
Building a solar roof company across European markets.
Panels added to a roofA roof that generates electricity
Kepta
AI makes it possible to rethink how legal work is delivered and sold. This is what I’m building now.
A technology company delivering legal services to businesses.
Conventional legal deliveryAI-native legal services
With Kepta, I’m applying that experience to legal services. We’re building a technology company that does the legal work for businesses, using AI from the start.
Meet Kepta ↗Seeing the opportunity is the beginning. My books cover what comes next. Choose where you are today.
I want to start
A founder story about building companies from zero: Warsaw to Sweden, first businesses, PizzaPortal, Delivery Hero, and companies worth more than 5 billion euros.
I’m raising money
A book about raising startup funding: when investors help, when they limit founder freedom, and how to prepare for VC conversations.
I need profitable growth
A practical operating system for the two numbers that decide whether a business compounds or dies: customer lifetime value (LTV) and customer acquisition cost (CAC).

Building through change. Raising capital. Competing with global players. I speak from experience on both sides of the investment table.
Invite me to speak ↗Kepta is my focus. Through Eleven Ventures and starsUP CAPITAL, I also back other founders.