Recently on Blog:

OpenReaktor #70 + premiera ksiazki ABC Blockchaina

OpenReaktor #70 + premiera ksiazki ABC Blockchaina — 2 weeks ago

On December 12 we’re organizing OpenReaktor #70! On monthly #OpenReaktor events we open up Reaktor, a startup mansion in Żoliborz (Central-North Warsaw), inviting interesting speakers and gathering the whole Warsaw startup scene in one place to network. Hot Pizza, cold beer, great location, wonderful people and fantastic speakers! Agenda: 18:00 Beer & Networking 19:00 Announcements 19:15 Krzysztof Bielecki – […]

Continue reading...


Reaktor is an old-fashioned villa based in Żoliborz, Warsaw (Warszawa) where startups and freelance developers work, collaborate and network.

We offer both rooms and desks, as well as a ping-pong table, great daily lunches and an amazing garden to work in the Summer time.

You can also book conference room even if you're not a resident!

Work at Reaktor


On monthly #OpenReaktor events we open up Reaktor inviting interesting speakers and gathering the whole Warsaw startup scene in one place to network.

Next OpenReaktor event is on December 12th.

Pizza, beer, great location, great people and fantastic speakers, what do you need more? :)

Follow everything that's happening at Reaktor in our calendar !

Check out the details


ReaktorX is a pre-accelerator programme for first time founders run by the Reaktor team together with amazing mentors and partners.

If you are a professional looking to disrupt an industry, a student with a big idea or a developer in need of change, talk to us!


For Startups

So you think you have a fresh idea and a prospective vision? Come talk to us—we’ll help you understand where you really are.

On some Fridays, between 1pm-3pm, Reaktor Residents and friends wait to hear your ideas, no matter if you’re an entrepreneur, a corpo-guy or simply someone with an idea for a business!

Book open office hours with Reaktor mentors.

For Businesses

Whether you need an open-minded team of professionals for your project, or you’re just seeking for some fresh minds to talk through your ideas with, we are the right people to meet.

If your startup is looking for cooperation with corporation, let us know! We have access to a lot of them through Publicis Media. Fintech, adtech, martech, but not only!

Contact us

For Investors

We’ll be happy to help both VCs and angel investors meet the Warsaw startup community and get involved. Not only do we form a strong community, but we also actively support entrepreneurs in their efforts to build successful businesses.

Contact us

Reaktor Partners

  • Toolbox for HR
  • Snażyk Granicki
  • Publicis

  • Cisco
  • Business Edge