Design philosophy
We believe that high-stakes technology should be felt, not managed. Our approach is a rejection of the "gadget era" — we remove every pixel and every sound that doesn’t contribute to your mastery of energy.
The function
01
To have a real impact on the world, GridPassport cannot be a luxury toy. It must be universal. We designed the hardware to be as essential as a fusebox. It is a piece of infrastructure that it would be irrational not to have.
02
We build for absolute autonomy. Our design goal is a system that requires zero intervention for years. Even if the primary user is no longer there to manage it, GridPassport continues to protect the family, keeping the home running efficiently and comfortably.
03
The Passport is a small, purple vessel for a much larger intelligence. You aren’t paying for plastic and chips; you are subscribing to a Living Brain that grows over time. We handle the complexity of the evolving grid; you simply forget it exists, living a slightly more comfortable life while having slightly more money.
04
Every line of code we write must serve three values: Savings, Resilience, and Comfort. If a feature doesn't lower your bill, protect your power, or make your air feel better, it doesn't belong in GridPassport.
The form
The physical presence of GridPassport is designed to be a conversation starter — an artifact that looks as characteristic today as it will in fifteen years.
The single white "breathing" light follows a precise Gaussian curve at 12 cycles per minute — the exact rhythm of a human at rest. It is a signal of quiet vigilance. You don’t need to check an app to know the system is active; you can see it breathing.
In a world of sterile white and gray plastic, a purple box is an unmistakable signal. We chose this color because it represents the visionary. It’s a statement that you aren't just a consumer; you are an owner of the future.
The Passport is designed to sit on a base of LEGO bricks. Why? Because we like them. Bricks are fun, and they happen to be a remarkably effective way to solve the alignment physics of a sensor. It’s infrastructure that doesn't take itself too seriously.
The pact
Ultimately, our design is a pact with the future. We believe that by making technology honest, affordable, and just a bit playful, we can scale the "heavy side" of energy without adding weight to your life. GridPassport is the quiet foundation upon which a decentralized, cooperative energy world is built.
Founders
GridPassport is led by Kamil Janiszewski and Filip Miłoszewski, friends for 25 years and professional partners for nearly 20. We build consumer software with infrastructure patience.
Founder of GridPassport. Engineer, builder and contrarian thinker. Kamil leads the product and energy architecture, grounded in real devices, tariffs and bills.
Kamil on LinkedIn
Founder of GridPassport and Listonic. Filip leads the consumer product point of view: making difficult systems feel obvious enough for normal homes.
Filip on LinkedIn