Warsaw lives on
A city where builders don’t build alone.
We’re building a Warsaw that compounds.
Not a scene that spikes a few times a year. Not a community that only exists when there’s an event. We’re building a support network that makes it easier to start, easier to keep going, and harder to stall.
1) We exist to accelerate builders.
But not by creating a startup bubble.
We’re here to build an environment—business, legal, and social—that makes growth easier in the real world. An environment where building doesn’t feel like constantly fighting Poland’s default settings: paperwork friction, unclear rules, weak support networks, scattered knowledge, and the feeling that you have to figure everything out alone.
The goal is simple: make building easier in Poland—not just inside “startup world,” but in the wider system that either slows builders down or helps them compound.
2) We turn community into an execution layer.
An active community is a support layer between problems and solutions. You should be able to come in stuck—on product, hiring, partnerships, legal, or focus—and leave with a clearer next step, useful context, or someone to work with. Not just ideas, but momentum.
3) We choose collaboration over networking.
We’re not optimizing for introductions. We’re optimizing for people doing real work together: sharing context, reviewing what’s in progress, pairing up, and following through. The best connections aren’t made in small talk—they’re made while shipping.
4) We make momentum continuous, not seasonal.
The hard part happens on ordinary days. So that’s where we show up. Regular cadence beats inspiration: simple, repeatable formats that keep projects moving even when energy dips.
5) Warsaw is the hub, not the bubble.
We build local density so Warsaw becomes the easiest place in the region to plug into—where teams can find collaborators, talent, partners, and shared momentum, then take it outward across Central and Eastern Europe.
The promise
If you’re building here, you should feel the difference:
less isolation, more support, more output, more trust—and more weeks that end with “we moved forward.”
What’s next
Kolektyw3 is moving to Koszykowa 54 (starting March).
Office Warming Party: March 12. Sing up here: https://luma.com/k3officewarming
ETHSilesia in Katowice: April 16–19 (incl. ETHLegal, talks, hackathon).
Check out the website for more info: https://ethsilesia.pl/
Buy the ticket: https://luma.com/ethsilesia
Sign up for the hackathon: https://luma.com/ethsilesiahackathon
Three bootcamps: one for students, one for lawyers, one for future founders.
Signups for students bootcamp: https://luma.com/ethwarsawbootcamp
Lawyer & founder bootcamps signups soon.
Whole calendar full of events: https://luma.com/ethwarsaw