Meet our Mentors

Product Day Mentors

Marcin Zaremba
(Lead Mentor)

Ex-Board member and co-owner of Senfino Software House and ex-Head of Products in PizzaPortal, biggest online food delivery service in Poland, part of Delivery Hero Holding. Currently Chief Product Officer in iTaxi, biggest polish taxi hailing app.

Greg Albrecht

Since the age of 19, he has been launching new brands and products. Initially working as a manager in the IT industry, then as an entrepreneur, investor and advisor. His mission is to empower entrepreneurs in their quest for greatness by supporting their business and life decisions.

Rudradeb Mitra

An entrepreneur who has built global startups (one with over million dollars revenue). Lived in 10 countries and done business with companies all over the world. Has wide experience on global markets. Mentor of Founders Institute, MIT Enterprise Forum and Polish Agency for Entrepreneurship Development.

Edyta Korona

In the past i was leading numerous projects, but love to share experience with people who are prepared to contribute, cooperate and take from others consciously.

Anna Bywanis-Kwiecień

Co-Founder & Growth Hacker @ Partner & Content Strategist @ Creator of Passionate about people, art and well told stories.

Amrit Dhir

Senior Global Operations and Expansion Lead, Google for Entrepreneurs. Currently leading operations and expansion for Google's network of physical spaces for entrepreneurs (, I bring extensive experience enabling and launching groundbreaking technology through business development, strategy, and execution. Innovation, ambiguity, and adventure drive me, and I have taken an unconventional path that has privileged me to contribute to breakthrough products and platforms in machine learning, consumer marketplaces, life sciences, the arts, and the law. 

Margaret Ann Dowling

Margaret is an emerging markets pioneer with over two decades of experience in media in CEE having run media companies of multiple size from start up to Euro 80 mill. She recently held the position of Supervisory Board Director of which she held while restructuring Burda media Poland and Czech Republic. Earlier this year she founded the First Polish Chapter of the Singularity University in Warsaw. Her passion is independent fashion and multiple lingual publishing.

Chris Waclawek

Technologist. Singularitanian. Here to work hard and make a dent in the universe. 

Yonatan Levin

A born entrepreneur, combining the creative imagination of an artist with the meticulous precision of an engineer, Yonatan Levin is not only one of Israel’s top mobile developers, he’s also a member of the elite worldwide group of Google Developers Experts. And while Yonatan’s primary expertise is in Mobile and Product Management, he also gets along extremely well with backend technologies — not to mention people in general. Most recently, Yonatan has received funding for his thirds (and latest) startup, KolGene, which is already revolutionizing the field of genetic testing. 

Tomas Ruta

Growth Lead at Founders Factory London, a corporate incubator and accelerator backed by l'Oreal, easyJet, Aviva, Holtzbrinck, CSC and Guardian Media Group. Previously Head of Growth at two VC-backed startups.

Piotr Bajtała
COO & Founding Partner at MySpiroo - smart spirometer. Creative, mhealth enthusiast, innovator, medical devices fan, entrepreneur, mobile expert, specializes in conceptual and creative thinking, digital design and mobile health technologies. He has 12-years of experience in mobile and digital, advertising industry. He worked as a Design Director of a 55-person digital&mobile department in the leading creative agency providing cutting edge technology projects to large global clients. 

Design & Development Day Mentors

Bartosz Balewski

Expert in user experience with over 10 yrs experience. Gained in Poland and abroad, working for large innovative companies such as HP, SEAT and Bank Millenium. He is a managing partner of Together consulting agency. Together with the Google expert's community, he is helping companies around the world to deliver exceptional products to users. He is a certified moderator of the Google Design Sprint workshop.

Konrad Dzwinel

Konrad is a front-end developer at Brainly and a Google Developer Expert for Web Technologies. Over the years he worked for various startups, consultancies and software houses building webapps, websites and hybrid apps.

Diana Salińska
Diana is a Design Manager at Making Waves, and a practicing designer with over 12 year’s experience in Interaction and Service Design. Her absolute passion for the complexity of human nature ensures that a people-centered philosophy is visible in every aspect of her work. People's stories, desires and motivations are the main drivers of her work.
Agnieszka Naplocha

Designer and front-end coder with a strong focus on UX-related issues, currently working at Adobe. She is the co-founder of The Awwwesomes – a non-profit organization teaching how to create awwwesome things on the Web, organizing coding (HTML&CSS) workshops in Poland. Agnieszka is keen on sharing her knowledge on many conferences for designers, startups and developers around the world.

Łukasz Tyrała (Lead Mentor)

Designer at, former User Experience Design Director at VML and Front-end Developer at CreativeStyle. 10+ years of experience using design to learn about people, improve business operations and deliver meaningful and reliable products and services. Currently focused on: digital transformation and the role of design in the process, jobs-to-be-done, key performance indicators, augmented reality interfaces and design decision ethics.

Krystian Miąsik

Every day goals:to make the Internet better and more friendly for all users. Focused on giving advice and consulting in term of UX. Always looking forward.

Piotr Tuszyński

Worked for startups and large corporations, ex-founder of a venture funded startup, ex-entrepreneur-in-residence at a VC fund. Currently CTO at digital product design studio inFullMobile.

Joanna Jażdżyńska-Motak

UX Designer, manager, agile enthusiast. As a UX Team Manager at Grupa Onet-RAS Polska Joanna helps create and develop products used by millions of people in Europe. Co-founder of World Usability Day Conference in Cracow. Lecturer on AGH University of Science and Technology. At work loves especially real contact with users and helping others fulfill their potential. 

Marketing Day Mentors

Ewa Wysocka

Founder at Tribe47, digital marketing expert with over 8 years of hands-on expierience, designing and implementing online sales funnels for early stage companies.

Justyna Kot

In brief: blogger, geek girl & coffee lover with strong background in visual communication and digital marketing. Currently working as project manager and business analyst in software house (Concise Software) and community manager & lead organizer at Women Techmakers and Google Developers Group Rzeszów.

Łukasz Pietrzak

Marketer & Googler passionate about connecting people with great technology that can change their life for better. Experienced in B2B & B2C marketing with main focus on diffusion of innovations, value proposition design , go-to-market & distribution strategy, business & sales processes.

Zuzanna Śleszyńska

Influencer Marketing Manager. Social Media and e-commerce enthusiast. Co-founder of Lettly, which helps brands build their online presence.

Tatiana Protasova

She is a startup junkie, bringing new business to market since 2012. Founded a real time collaboration platform for design projects. Promoted emerging startups at a Chicago-based mobile app promotion agency. Currently, CMO at an aspiring family safety startup. Tatiana is a Women Techmakers co-organizer and co-founder in Kyiv, Ukraine, as well as a GDG Kyiv-Center co-organizer. Engaged in cross-chapter communication, speaking on the topics of Play Store optimization and startup marketing, as well as co-organizing the More Adas project. Tatiana is a George Soros scholar in Economics (Central European University). 

Omri Shabi

Omri is a serial entrepreneur with vast experience in senior management, strategy, business development and marketing. He has co-founded DoctorFinance, TrustMe, MyLeisure and Viewly and currently, he is the Director of Marketing at

Maria Połońska

Maria is a strategist and loves working with new technologies. She worked in Roland Berger Strategy Consultants, VC/PE funds and capital market consulting company - CMT Advisory. Currently she uses her broad experiences in strategic management, marketing and online product development in her own business, an interactive agency Kreatik, where she is a co-founder.

Filip Nowicki

Filip specializes in B2B subscription businesses, marketing funnels and go-to-market strategies. Ex-CEO of one of the fastest growing publishing businesses in Poland (2005-2010). Creator of the first Polish membership portal for accountants.

Joanna Nagadowska

Google Industry Manager Startups, Export & Entrepreneurship Development. Global expansion of polish businesses by identifying new business opportunities worldwide. Previously working closely with the Online Travel sector in Poland and CEE, focused on defining long-term strategy for the sector development across the region. Proven ability in business strategic planning and market positioning of the key online players in the sector. Managing senior-relationship with the biggest online companies in the market. Passion for Games for Impact and Innovative Solutions in Education Sector & Social Entrepreneurship.

Omar Nawaz (Lead Mentor)

Omar is strategist and technical marketer specialising in brand & communication strategy. He has worked with some of the worlds leading brands including Pepsi, Amazon, Renault & Honda and has extensive experience planning, developing and executing multi-channel marketing campaigns.

Business Day Mentors

Zbig Woznowski

Zbigniew was a founder and CEO of marketing syndicate Supremum 360 which he bootstrapped and run for 12 years, and successfully sold. Then he founded Superdeveloper - 3d online tool for real estate companies. He is a Co-founder of, a tech coworking space in Krakow, Poland. He also founded Second Poland, where he built an online community of over 300,000 avatars. Currently CEO and co-founder of Reality Games - mobile gaming studio that creates games based on Big Data. Their flagship - Landlord Real Estate Tycoon, has over 8 mln of players worldwide.

Bogumiła Sobiczewska

Founder and CEO of ShopTrotter – mobile shopping guide for traveling fashion lovers. Former journalist, marketing manager and PR specialist. Traded the safe career for the bumpy road of being a start-up entrepreneur. Enthusiastic about fashion and retail, feels on a mission when it comes to merging offline and online activities. Preaches independent fashion retailers about tech solutions to grow their businesses.

Chris Kobylecki (Lead Mentor)

Chris is taking care of Innovation Nest's deal flow activities and making sure that people know about Innovation Nest. He runs an invite only event called SaaS Meetup which gathers together B2B SaaS Companies, Founders, Mentors and Investors. Previously he was taking care of marketing for a Board of European Students of Technology, addressing 32 countries and over 90 universities.

Marc van Ling 

He started Europe Solutions in the UK in 2006 and grew the company to 10 staff within 2 years.. He's worked with a number of tech start-ups in Poland, helping them with business establishment, finding premises and recruiting their first staff. He worked with the University of Nottingham on their entrepreneurship programme and mentored students who had business start-up ideas. In addition, he was a business coach for the Prince's Trust in the UK and mentored start-up owners.

Greg Banas

Greg is CEO and partner at Ad Ventures, consulting company which connects startups with investors and corporate partners and cooperates with investors wanting to operate in Poland and neighbouring countries. Greg has been involved in VC market since 2010. He has been the the Head of Investments for Hubraum, corporate Seed Fund of Deutsche Telekom / T-Mobile group and was responsible for investments are and market implementation with telecommunication companies from 12 countries. He has been a member of a number of Supervisory Boards and was involved in IPO for NewConnect market. 

Bartłomiej Roszkowski

Experienced in the field of digital media and modern technology founder of - the leader of sales of books and electronic press, highlighted as one of the best online stores in Poland by the portal From 2013, co-founder and board member of - groundbreaking new insurance vendor and marketplace - offering innovative solutions on the market. He studied law and administration, management and marketing / e-business at the University of Warsaw. In the extreme version practices climbing, snowboarding and diving.

Krzysztof Raś 

   Krzysztof is currently an indepentent advisor and consultant in the IT Services areas and a University Lecturer at AGH University of Science and Technology in Krakow, since October 2016. He teaches on high performance cultures in organizations at postgradute studies "Talent Management in Tech." He served as the Managing and Delivery Director, and Board Member, at Grid Dynamics Inc., Cracow, Poland, since January 2015. Grid Dynamics is an engineering IT services company known for transformative, mission-critical cloud solutions for retail, finance and technology sectors. Here, successfully built from scratch a fully operational R&D unit in Krakow in first 100 days by establishing all core supporting functions. 

Michał Dusiński

Experienced Dad, Project Manager and Software Architect. In love with Machine Learning. Born to be AGILE. Agile Evangelist and Speaker, Entrepreneur. Still Scout in the heart. Trainer and coach. Friend. Sometimes Scrum Master, sometimes Product Owner, sometimes Architect and Developer but always believes on People.   

Tomasz Borowiec

For 20 years in the IT / Software Development industry, Java architect, co-founder of dev shops - 'Cohesiva' and 'Delta Unit'. Business coach, Scrum certified expert, creator of a Scrum simulation game ( awarded by Project Management Institute. For many years he worked in German-speaking countries as a software developer in the banking sector. He's the CEO and co-founder of 'Agile Force' - an agile training company.

Growth Day Mentors

Mariusz Gąsiewski
(Lead Mentor)

Advising on mobile strategy , business optimization in mobile environment in CEEGR region. Founder the biggest search engine marketing community/conference in Poland, SEMcamp ( Currently CEE Performance Sales Activation Lead at Google.

Adrian Kajda

Creator of Fuelio app that allows drivers to track all the costs of running a vehicle, covering fuel, maintenance and more. The project began as a hobby and in March 2015, Fuelio was acquired by Slovak company Sygic.

Rafał Plutecki

Head of Campus Warsaw. Passionate about growing businesses and working with entrepreneurs, teams and connecting people. I am entrepreneur at heart : started and built a number of companies.

Magdalena Dziewguc

Head of Google Cloud (PL CZ SK)

Adam Wesolowski

Adam is an experienced T-shaped marketer that help startups to grow and build or scale their online marketing activities. Founder and CEO of a growth marketing agency, GDE and Google Launchpad mentor in San Francisco and Warsaw. He worked for companies such as Google, PizzaPortal, SecurionPay, Nasza-klasa. An active conference speaker engaged to the local startup community, he loves working in sprints and A/B test a lot.

Ofer Koupershtein Golan

Currently established new VC fund with focus on data analytics, VR, e-commerce and SaaS companies.

Antonello Schiavo

My name is Antonello Schiavo and I have been working with Google Marketing Solutions team for 3+ years. Currently I'm a Sales Coach for EMEA and my goal is to coach people on Digital Marketing strategies".

Deniz Barisik

Deniz is a Global Partnerships Manager working within the Large Customer Sales organization at Google. Deniz joined Google in 2014 as a senior business strategist providing market expansion advisory to large e-commerce companies across Google’s client portfolio. He has 9 years of business development experience, working across a wide range of businesses in industries such as finance, tech and hospitality in the United States, Germany and France. 

Beata Mosór-Szyszka

Co-owner of Project: People, PR and marketing manager, trainer and strategic consultant with over 10 years of experience gained in companies with a significant position in the Polish & international market specializing in on-line services (i.e. Yellow Pages,, Sabre).

Michał Tajchert

CEO @ Icelytics. Author of dozens of mobile applications from 20 to 200,000 downloads. Mentor & serial entrepreneur.