Ukrainian startups working in sustainability, green tech, energy, mobility, construction, demining, and prosthetics are invited to join the Challenger Sustainability Q&A Session on June 4, 2026, from 3:30 to 5:00 PM Kyiv Time (EEST) to learn more about the upcoming accelerator program.
During the event, participants will hear directly from the Challenger team, Challenger alumni, and startups supported by THINGS and gain insights into the opportunities, mentorship, and international connections offered within the program.
During the session participants will:
- Learn how the 3-month accelerator is structured
- Explore opportunities for top teams — including IT Arena and a study trip to Sweden
- Hear real startup stories from founders who joined Challenger and THINGS initiatives
Special guests include Jon Lindén, Co-Founder & CMO at Ekkono Solutions AB, who will share his experience participating in THINGS activities and corporate matchmaking initiatives, and Valentyn Frechka, Founder & CEO of Releaf Paper and Challenger alumni, who will speak about his startup journey and experience in the program.
Participation in the Q&A session is free, but registration is required:
https://docs.google.com/forms/d/e/1FAIpQLSemPnFldaLSOMoOiGa_sjePWHK4L30CzFx_xImvRbP80bQFEQ/viewform?usp=publish-editor
Challenger Sustainability Accelerator is a 3-month, equity-free program designed to help Ukrainian startups scale internationally through expert-led workshops, individual mentoring, and access to the European startup ecosystem.
