Boosting Digital & AI/ML startups

Boosting Digital & AI/ML startups

About the program

Welcome to Challenger AI, your partner in accelerating AI/ML-powered solutions. Our three-month, equity-free online program is tailored to help you improve your product and business model, find investors and corporate partners, and overcome current challenges. With the support of over 30 experts and 300 hours of coaching, you'll unlock the full potential of your AI. Join us today and take on the challenge!

Key program components:


Receive guidance from experienced mentors in business and technology, and access on-demand mentorship with session experts.

Workshops with experts

Learn from industry experts in digital, AI/ML, design, business, sales, marketing, and more.

Access to investors

Pitch your solution to representatives from leading international VCs and investors.

Founders experience sharing

Hear successful founders sharing challenges they faced and lessons they learned on a way of developing their solutions.

Connections to corporates

Engage with corporate representatives for feedback and potential partnership opportunities.

Demo Day

Showcase your solution to international investors, corporations, and ecosystem stakeholders.


8th of September

Application open

Apply to the accelerator by submitting an application form via F6S.

22 of November

Applications deadline

Make sure you submit your application by Wednesday, 23:59 CET. Within a week, you will learn whether you are selected to attend the preacceleration bootcamp.

13-14 of December

Preacceleration bootcamp

You'll have an opportunity to pitch your solution, participate in the workshops from top-notch trainers and meet industry experts.

January - April

The Acceleration program

3 months of accelerating your startups’ growth and product development with ongoing business and tech mentorship, workshops on relevant topics, successful founders’ experience sharing, and networking meetings with investors and corporates.

April 2024

Demo Day

Pitch your startup to investors, clients, partners, and media at the acceleration program's finale. Win a prize and forge valuable connections to take your enterprise to new heights!

April - June

Post acceleration support

Individual assistance connecting you to potential investors, corporate partners and programs for further development.

Who we're looking for

International Startup Cohort. Actively looking for startups from all over Europe.  

Driven & motivated team. Teams of 3+ motivated members.   

Market Potential. Solution with the capacity for growth and scaling.  

Development stage. Startups with existing MVP/demo or close to reaching this stage.  

Tech Emphasis. Products based on digital or AI/ML technologies, or with clear plans on integrating them.

Funding Focus. Currently raising funding or plan to.  

Experts involved

Harri Tallinn

Co-founder of Challenger accelerator, Partner at CIVITTA Estonia

Iurii-Volodymyr Blavt

Co-founder of Challenger accelerator, Partner at CIVITTA Ukraine

Riivo Anton

Founding Partner at Specialist VC; co-founder of CIVITTA

Abi Barrow

Managing Partner at Cambridge Innovation Partners

Liron Freind Saadon

Head of Developer Relations and Alliances at NVIDIA

Claes Radojewski

Inception Program Manager at NVIDIA

Vlad Tislenko

Partner at SMRK VC

Eugenie Wirz

Global Community Manager at Intel Liftoff for Startups

Ryan Metz

Head of Engineering at Intel Liftoff for Startups

Ivan Altsybieiev

Co-CEO & Co-founder of Reface

Tania Yaroshenko

Head of Product at Pawa

Mykola Maksymenko

R&D Advisor at SoftServe, co-founder of Haiqu

Volodymyr Karpiv

Associate R&D Director at SoftServe

Dan Renwick

Pitch coach, Performer, Entreprenur

Anton Waschuk

Director of Innovation and Education and Entrepreneurship at Western NIS Enterprise Fund

Erik Ehasoo

Creative Strategist and Independent Consultant

Vytautas Černiauskas

Startup Mentor at Startup Wise Guys

Raul Liive

Head of Product at Veriff

Yuri Zaremba

Manager Director of AXDRAFT product line at Onit

Oleksandr Komarevych

Acceleration Program Manager at Bocconi for Innovation

Oles Dobosevych

Vice Dean of the Faculty of Applied Sciences at UCU

Liubomyr Bregman

Visiting Lecturer at UCU, Data Science Lead

Yrjö Ojasaar

Investment Partner at Change Ventures

Andrii Sorokhan

Venture Director at UVentures

Andrej Petrus

Chief Investment Officer at ZAKA VC

Jone Vaituleviciute

Managing Partner at FIRSTPICK

Stanislav Ivanov

Founding Partner at Tera VC

Daren Wilson

General Manager at Roche Slovakia

Jakub Sevcech

Head Scalable Analytics Solutions, Swiss Re

Roman Žňava

Legal and Business Development Associate at Sparring

Frequently Asked Questions

Selected teams will go through intensive 3-month acceleration and benefit from tailored 1on1 mentoring with the world-class lead and on-demand mentors, and attend workshops by the top-notch experts in digital,  AI/ML, design, business, sales, marketing, investment attraction, etc. The program will also feature networking events for startups to get connections with other startup founders, investors, corporate representatives and other ecosystem players. Startups that are raising or planning to raise funds will benefit the most from our program, specifically from the post-acceleration investment attraction support.

No, teams do not pay for the participation. In addition, it is an “equity free” program. We only get up to 5% of received investment in 12 months after the program.

Yes, all program activities will be held online or with online broadcasting (such as final Demo Day).

To participate in our program, committing from 4 to 6 hours a week is expected to be sufficient. You will have weekly workshops on different topics from product development to raising capital for your startup. Lead mentors will meet with you and your team biweekly to discuss your pressing questions or ambitious ideas and guide you through the acceleration to get the best results. But if you wish to receive more mentoring and guidance, we will help to pair you with on-demand mentors and experts.

Since we are an international program with many startups, experts and partners from many different countries, the program will be run in English. All participants need to have a comfortable language level to be able to engage.  

Fill in the application form for Challenger AI at Our application committee will carefully review your answers and assess if your startup and team are a good fit for the program. Within a week you will learn whether you are selected to attend an online pre-acceleration selection bootcamp where we will have about 30 best startup-applicants. Only 10-15 will be selected to participate in the acceleration program.

Please don’t hesitate to reach out to us with your questions at  

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The project is financed by Estonian Ministry of Foreign Affairs from the funds of development cooperation and humanitarian aid