We've been ranked 39th out of #150 in Europe's Leading Start-up Hubs by Financial Times, Statista, and Sifted We've been ranked 39th out of #150 in Europe's Leading Start-up Hubs by Financial Times, Statista, and Sifted
We've been ranked 39th out of #150 in Europe's Leading Start-up Hubs by Financial Times, Statista, and Sifted We've been ranked 39th out of #150 in Europe's Leading Start-up Hubs by Financial Times, Statista, and Sifted

Our Investors Network

Find the Right Investor to Fuel Your Vision

At Rubik Hub, we connect founders with a curated global network of venture capitalists and angel investors across diverse industries. But it’s more than funding—it’s about relationships that help you scale smarter and faster.
As a participant in our programs, you gain direct access to investors who share your ambition for global impact. We provide warm, strategic introductions following a careful vetting process, ensuring alignment between your startup’s needs and the investor’s vision and stage focus.

Meet the Investors

Alina Georgescu

Biography:

Alina Georgescu graduated FABIZ (German) in 2012. Passionate about businesses and making them succeed, she then consulted and implemented EU Funded projects to attract over 2 million Euros and co-founded an online retail business which she exited after a few years. Her experience as well as her love for numbers and strategy led her to an investing career at Catalyst Romania, one of the leading technology-focused Venture Capital Funds in Romania.

Alina is now Investment Manager, taking part in the investment process of many companies, including Seedblink and Smartbill. She has also consulted on exits like Green Horse Games to MiniClip Tencent and VectorWatch to FitBit. Alina is a Board Observer in 9 companies and her activities also include strategy, planning and budgeting for the companies she is involved in. In her free time, Alina loves to spend time with her little boy, play the piano and travel the world.

Karol Lasota

Biography:

Founder & operator turned VC. Before Inovo, I co-founded a B2B marketplace Cateringoo, raised a seed round, scaled it to 15 people and over 100 enterprise customers. Then, was COO at two VC-backed startups, Oxla (data infrastructure) and Climatica (AI climate insurtech) and VP at Daftcode (largest venture builder in Central Eastern Europe). Before that, I was boring excel & powerpoint guy (Tech M&As, VC Funds of Funds, VC Fund) and participated in over 10 investments and M&A deals totalling over $100M.

Rumen Iliev

Biography:

Rumen Iliev is a Partner at LAUNCHub Ventures (Launch hub), a Seed fund, focused on investing in entrepreneurs from the SEE region.
Working every day with bright and dedicated founders and entrepreneurs is what Rumen does for a living. A long, long time ago Rumen received a degree in business and got involved with several multinational organizations before setting up his own consultancy business and then leaving it to become a VC.

Biography:

Selena Stan is a highly experienced business consultant with a 15-year track record in advising local and international clients, specializing in mergers and acquisitions (M&A) and investments. Graduating with top honors in law, she transitioned from a prominent law firm to in-house counsel, eventually becoming a personal advisor to business owners and investors. In 2016, she founded FIDASmart, a Romanian law firm, and has since expanded her ventures to include FIDASoft (a legal tech company) and FIDASwiss (a business advisory firm focused on international legal strategies).

In 2023, Selena joined the Women Invest in Tech (WIT) angel investor club, where she actively contributes as the venture investment co-lead, sharing her extensive knowledge with the angel investor community. She has made several investments in startups.

Beyond her roles with WIT, Selena serves on the boards of various IT-related and private investment companies both in Romania and internationally. Additionally, she plays a part in the advisory boards of the Cambridge School of Bucharest and Consolitech Switzerland AG.

Bence Banhalmi

Biography:

After graduating from the University of Cambridge, he started his career in Private Equity at Blackrock Private Equity Partners and then transitioned into venture capital. Before moving back to Budapest and joining Portfolion, he worked as a Fintech investor at Fidelity International Strategic Ventures based in London, which span out of Eight Roads Ventures in 2020. At Portfolion, Bence focuses on early-stage investments from Seed to Series B and is especially excited about fintech, infrastructure software, and climate technology.

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Karolina Mrozkova

Biography:

Karolina was born and raised in Prague before moving to New York in her early 20s. She began her professional life at 18, building a successful career as a fashion model. While modeling, Karolina graduated cum laude from NYU Stern School of Business with a dual degree in Finance and Marketing. In 2018, she joined White Star Capital where she spent five years investing in North America with a focus on consumer internet and marketplace businesses across different verticals.

At Credo, Karolina loves connecting with ambitious and talented founders from the CEE region, sharing a common history, humor and culture, while being able to provide help, the perspective of a Series A investor, and a bridge to North America.

She loves spending her free time with family and friends, in nature, and staying active. She enjoys running, cycling, horseriding, and snowboarding in the winter. She also picked up chess, where she’s (slowly) learning how not to be a sore loser. Karolina lives between Istanbul and Prague.

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Oleh Karizskyi

Biography:

In 2021, Oleh began his journey with Flyer One as a Growth Manager, where he focused on enhancing the portfolio’s growth, performance marketing, and B2B sales. He has since transitioned to the role of Investment Manager and Head of Platform, where he oversees pipeline management, startup due diligence, and the development of their community and fund partnerships. Before this, he kick-started his career at Deloitte, attempted to launch his own direct-to-consumer food startup, and engaged in public sector consulting for the development of the Ukrainian Economic Strategy 2030.

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Răzvan Suta

Biography:

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Marius Istrate

Biography:

Marius Istrate is the Chairman of the Board for TechAngels Romania, the largest and oldest Business Angel Network in our country. He was previously the Chief People Officer of UiPath, and the CEO of SkillValue, an IT assessment and IT recruitment platform. His background is in software engineering and telecom. He’s been a business angel and growth adviser since 2020, with a focus on Romania and the CEE region. Marius is actively supporting founders to build great teams, to set them to perform, and to scale the company culture.

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Robert Herscovici

Biography:

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Vasile Tiple

Biography:

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Gabriela Dia

Biography:

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Mihai Nas

Biography:

As the Operations Manager at Transylvania Angels Network (T.A.N.), I leverage my extensive strategic marketing, leadership, and communication background to mentor and support Romania’s most promising early-stage startups. With a diverse career spanning top-tier swimming, hospitality (experience in a 3* Michelin Restaurant), design and entrepreneurship—I bring a unique blend of creativity, problem-solving, and analytical skills to every mentoring opportunity. My commitment to fostering startup success is driven by a deep passion for innovation and societal contribution, honed through roles in the highest level of hospitality, board member and CMO in a newly listed company to BVB in the production sector, startup founder and lately managing the 3rd biggest angel group in Romania. I am dedicated to guiding new entrepreneurs through the intricacies of business development, investment strategies, and scalable growth.

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Milana Slobtcova

Biography:

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Bogdan Stoian

Biography:

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Sonia Damian

Biography:

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Yael Tamar

Biography:

Yael Tamar, CEO & Founder of Making It Happen, a platform supporting entrepreneurs. CEO & Co-Founder, DIBS Capital (Formerly SolidBlock), which is creating a vast multi-broker network to facilitate a market for the sale of secondary shares of private companies. As an early mover in the blockchain space, Yael serves at the helm of FIBREE, Foundation for International Blockchain and Real Estate Expertise (the leading international network for exchanging knowledge in the real estate industry) and as a Founder of Women in Block. With over 100 blockchain speaking engagements and an educational podcast program, Yael is recognized as top 20 Proptech Influencer, Top 25 Blockchain and Crypto Speakers and Top 100 Women in Blockchain. As a global executive based in Tel Aviv and NYC, Yael leads the SolidBlock team on the mission to lead real estate tokenization.

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Mircea Ghiță

Biography:

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Sonia Fedorovici

Biography:

Sonia is a General Partner and the Head of Legal at Roca X, she holds a Master’s Degree in Law & Technology from The University of Oslo and is one of the most experienced VC and startup lawyers in Eastern Europe. She has managed the legal & due diligence aspects of every transaction that Roca X has been a part of since its inception and has also led the team’s efforts to become the first Romanian management team to be registered under the European Venture Capital Regulation.

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Alex Burciu

Biography:

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Alexandru Bogdan

Biography:

With over 15 years of experience in the digital and innovation field, always on the move, passionate about simplicity, strategic thinking and crafted customer experiences, Alexandru is the CEO of ROCA X, hunting for promising start-ups, accelerating their growth and helping shape them into tomorrow’s unicorns.

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Cristian Negrutiu

Biography:

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Günce Önür

Biography:

Gunce Onur is Partner at Startup Wise Guys – the leading early-stage VC fund in Eastern Europe with more than 300 portfolio companies. Between 2016-2018, Gunce worked for Keiretsu Forum Angel Investor Network and helped 12 startups to raise more than 3 million dollar angel investment in total. Between 2018-2019 managed a portfolio of 60 startups in StartersHub Early Stage VC Fund.

Since 2019, she has been part of the Startup Wise Guys Investment team and before her career in the startup ecosystem, she worked for an R&D department in a bank that is part of UniCredit. She has a degree in Chemical Engineering and Computational Science and successfully finished the VC Unlocked invite-only VC training program run by 500 Global and Stanford University.

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Andrei Dudoiu

Biography:

After 20 years in banking, Andrei started a new life journey in 2018, ready to experience new things, develop his skills and autonomy as an entrepreneur and support the innovation ecosystem. Since then, Andrei initiated Human Finance – a digital accelerator – and at the end of 2019, SeedBlink – an investment platform dedicated to supporting Romanian and European tech startups and their visionary founders.

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Gautam Kumar

Biography:

Gautam was the Head of Accelerator Investments & Education at GoingVC which is a Silicon Valley-based firm training the next generation of VCs and investing in pre-seed and seed-stage companies across the world. Formerly, Gautam was a Senior Investment Manager at SeedBlink. He is also a founding partner of Inbond Tech, a growth studio based in France and Germany focusing on pre-seed to seed SaaS B2B companies. Prior to founding Inbond Tech, Gautam had cross-functional roles in fund management, dealflow generation and portfolio management at Quake Capital Partners and Multiple Capital. Besides venture capital, Gautam was a content strategist at Kushim where he grew the revenue by 10x in less than six months.
He leverages his operational and venture capital experience to back ambitious founders to achieve their next round of funding and growth. He is also an active mentor at WeWork Labs, Supercharger Ventures, IIDF, Rubik Hub, WEVE New York and many others.

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Matei Dumitrescu

Biography:

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Alexandru Chifu

Biography:

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Dan Călugăreanu

Biography:

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Kevin Madill

Biography:

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Dan Lupu

Biography:

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Liviu Munteanu

Biography:

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Cristian Munteanu

Biography:

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Vlad Sarca

Biography:

Vlad made 2 exits from his previous businesses and he expanded one of his companies in over 10 European countries and the Middle East. Combines over 15 years of practical experience in international expansion, strategy formation and execution, human resources, finance and marketing, with strong academic knowledge.

Vlad earned a Postgraduate Diploma in Strategy and Innovation from Said Business School, University of Oxford, and he is currently pursuing one of the world’s top Executive MBA programmes at Kellogg-WHU.

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Paul Kallmes

Biography:

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Theodor Genoiu

Biography:

Theo is an Investment Manager at Roca X and has over 3 years of experience in Venture Capital, Startup Growth and Investments and over 7 years of experience within financial institutions. He is specialized strategy, stakeholder management, research and holds a certification in Risk and Crisis Management from The London School Of Economics & Political Science. Theo is actively engaged in Roca X’s portfolio in verticals such as MedTech, EduTech, FinTech & PropTech.

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Bogdan Pasca

Biography:

Bogdan has over 3 years of experience in Venture Capital, Startup Growth and Investments. He is a King’s College Alumni holding a BSc in Economics and Management and holds a Mastertrack from HEC Paris in Innovation Management & Entrepreneurship. Bogdan doubles as the team’s financial modeling & valuations expert and is actively engaged in managing 10 of Roca X’s portfolio companies.

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Răzvan Căpățînă

Biography:

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Ioana David

Biography:

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Ruxandra Muys-Stoian

Biography:

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Valentin Filip

Biography:

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Our Network of VCs & Business Angels

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Exclusive Events For Investors

At Rubik Hub, we host the Angel Investors’ Retreat—a unique, invitation-only experience designed specifically for investors. This event offers a chance to step away from the noise of the city and connect in a relaxed setting with fellow investors from Romania and across Europe.
The retreat blends meaningful networking, peer-to-peer knowledge sharing, and outdoor activities—creating the perfect environment to exchange ideas, forge new partnerships, and recharge in nature.

Join Our Investor Network

Are you an investor looking to discover high-potential startups from Central and Eastern Europe?

Join our growing network of angels, fund managers, and venture builders passionate about shaping the future through meaningful founder support.
If you’re ready to connect with ambitious entrepreneurs and explore co-investment or mentorship opportunities, we’d love to meet you.