[startups]
Built with people who’ve done it before. Multiple times.
We believe the best guidance comes from those who’ve actually built, launched, and scaled — not just studied it. That’s why our mentor network includes serial entrepreneurs, growth marketers, product builders, and tech specialists from the world’s top companies.

Whether you're validating your first idea or preparing to raise capital, our mentors bring hands-on insight, challenge your thinking, and help you avoid the mistakes they’ve already made. You won’t find generic advice here — only real guidance tailored to your journey.
ex-google
Agata Krajewska
Startup advisor and ecosystem builder helping European founders scale to North America through strategic partnerships and global connections.
Dual Qualified Solicitor
Ahmet Guler
Ahmet Guler is a dual-qualified solicitor and director of Modern Legal Limited, a London-based law firm specializing in corporate and commercial services for the startup and venture capital ecosystem.
VC Investor
Diana Koziarska
Diana - partner at SMOK Ventures & co-founder of ReaktorX acceleration program. SMOK Ventures is a US/CEE venture capital fund investing 100k-1M EUR in early stage software startups in Central & Eastern Europe and diaspora.
EX-MARSHALL GROUP
Erich Hugo
AI and IoT innovator turning advanced technology into scalable, data-driven solutions that optimize global supply chains and reduce waste.
Forbes 30u30
Flavia Husar
Forbes 30 Under 30 product leader empowering founders and enterprises to build scalable, human-centered digital experiences.
Gaming, AR, VR, Web3
Francesco Ferrazzino
Serial entrepreneur specialized in gaming, entertainment, and AI. Francesco gained global recognition with Father.IO, the first AR shooter to turn cities into digital arenas.
senior ux zabka group
Gracjan Wilbik
Gracjan is an award-winning UX and innovation strategist who helps startups and global brands turn complex ideas into intuitive, scalable user experiences.
EdTech
Jan Zajko
Founder empowering Poland’s youth to unlock potential through education, entrepreneurship, and real-world opportunities.
Defence Tech
Janne Isosävi
Co-founder and executive with a unique dual background in Engineering (M.Sc.) and Art History (MA). Janne leverages this multidisciplinary expertise to build and scale ventures in defence, AI, and XR.
ex-google
Jessica Denny
Oxford-trained strategist and communications leader transforming AI, intelligence, and compliance into scalable growth for emerging tech companies.
ex-Nokia
Mark Selby
Mark focuses on creating value and making a difference, together with digital disruption. He’s held senior international roles at major corporations, including Nokia, IMG and Xerox.
E-Commerce
Mateusz Haber
Serial entrepreneur and data-driven marketing expert who scales e-commerce brands through performance, technology, and AI-powered growth.
forbes 30u30
Nikoletta Buczek
Forbes 30 Under 30 innovation leader bridging science, technology, and healthcare to advance next-generation medtech.
Defence Tech
Priit Kaasik
Co-founder of Katana (katanamrp.com), a cloud manufacturing platform serving thousands of manufacturers globally. 25+ years building and scaling SaaS products. Active in the defense technology ecosystem. Passionate about helping early-stage founders find product-market fit through systems thinking and Jobs-to-be-Done methodology. Focused on the intersection of AI, agentic software, and defense tech.
Angel Investor & Mentor
Przemek Budnicki
With over 20 years of experience, he helps companies and founders navigate technological change through strategic leadership and hands-on execution. His work spans fintech, Industry 4.0, medtech, education, and marketplaces, collaborating with leading banks, global enterprises, and high-growth startups.
Ex-Visa
Sandy Feriz
Sandy is an experienced CFO and strategic finance advisor with over 20 years of experience supporting FinTech and SaaS companies through growth, governance, and transition. She has held senior finance leadership roles in global organisations, including Visa Payments, and has worked closely with PE- and VC-backed scale-ups navigating fundraising, operational complexity, and inflection points.
ex-WeWork
Shaunik Sachdev
I’ve led and advised teams on go-to-market strategy, growth marketing, partnerships, and expansion, helping companies move from early traction to scalable, repeatable growth. I’ve held senior roles at organizations including WeWork, Dentsu, Deutsche Bank, and Walmart-backed brands.
ex-Lehman Brothers
Tarig El-Sheikh
Financial and operational leader with 22 years of experience in entrepreneurship, finance and emerging markets, He has led and advised multiple M&A and private equity deals, raising over $85 billion in capital and serving on the boards of various companies.
ex-TripAdvisor
Thomas Bangert
With over 25 years shaping the digital strategies of the world's leading travel platforms, Thomas brings a rare combination of global brand experience and hands-on market knowledge to every engagement. From leading EU operations at TripAdvisor to building programmatic advertising at Amadeus to scaling revenue at lastminute.com, Thomas has sat on every side of the travel sales & marketing table.
ex-google
Thomas Dredge
exGoogle strategist turned startup advisor, guiding founders to scale with clarity, focus, and sustainable growth.
GTM & Funding
Tiberiu Iacomi
Startup mentor and global advisor who has guided 500+ founders across Europe, Asia, and MENA to achieve product-market fit, scalability, and investor success.
[start with Freshmango]
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