Help on getting your business fast off the ground.
First to invest, investments ranging from €50k to €750k.
Support on what you need to focus on what matters.
Support on taking your company to the next level
We partner with companies that use software to deliver innovative business models, products or services.
Marco is Upstream’s President and the company’s co-founder. Marco drives Upstream’s strategy and business development as it continues its expansion into new geographical and product areas and acts as Chairman of the Board. As an experienced marketing strategist at leading advertising agencies Grey Advertising, McCann-Ericsson and DDB in London, Marco developed global and pan-european communications strategies for brands such as Nestlé, Coca-Cola, Sony and SmithKline Beecham. Marco holds a Bachelor of Arts in Politics and International Studies from Warwick University and a Masters of Philosophy in European Studies from Oxford University.
Marina started her legal career as a trainee solicitor with Clifford Chance in 1998. She qualified into the Maritime and International Trade Group in March 2000. Her areas of expertise include maritime dispute resolution (including charterparty, bills of lading and building contract disputes), commodities and international trade, mergers and acquisitions, advice on corporate structures and legal due diligence of companies, corporate governance, joint venture and shareholder agreements and cross-border acquisitions.
She is currently General Counsel of Electronic Shipping Solutions, an eDocs Services provider which enables international trade participants to better manage and transact the documents required for operations, legal, compliance and customs purposes. She also advises Assos Capital Limited, an independent real estate private equity firm specializing in South-East Europe.
She obtained a 2:1 in her bachelor degree in Government and Law from the London School of Economics and completed the Legal Practice Course with Distinction. In 1997, she obtained an LLM in Maritime Law from University College London with Distinction and was awarded the Derby/Bryce Prize in Law for obtaining the highest marks in the Faculty of Laws across the University of London. Marina is admitted to practice as a Solicitor in England and Wales and is a member of the Law Society of England and Wales.
Panayotis Vryonis started his career as a software developer in the mid '90s. Since then he has co-founded a company providing on-line travel services, he has lead the OgilvyOne Athens Development team in it's early steps, he has participated, and in many cases lead, the development and implementation of a winning social media strategy for a political party, worked for the Greek Prime Minister's office, lead Asset Ogilvy PR's 360 Digital Influence team and held a position on the Board of Directors of one of the largest (cap.) companies of the Athens Stock Exchange. An active advocate of Open Source Software, Panayotis was one of the founding members of the Hellenic Linux Users Group in 1998 and served multiple times on the Group's board. He is one of the first Greek bloggers and the first greek podcaster. His greek blog aggregator, called "monitor", played a key role in the early stages of the Greek blogosphere. In 2012, he founded RL8.co, that provides "digital community relations" services for organisations and companies
Nick is the founder and CEO of Taxibeat, a mobile taxi service that aims to transform the global taxi industry from a closed highly regulated ecosystem, to an open marketplace with high quality transportation services. He founded Taxibeat in January 2011 and 1,5 years later it operates in 7 cities and 5 countries around the world, like Greece, Brazil, France, Norway and Romania. Now looking to expand even more.
Before Taxibeat, Nick also founded Suppline.com at 1998, a B2B e-transactions marketplace, and Sync.gr at 2006, a Greek blogs aggregator and social networking service
Leda Karabela’s role is to ensure that priorities are effectively carried out via mutually beneficial relationships and collaborations with industrial/institutional partners.
She is a marketing, fundraising and communication professional with over 25 years of global executive experience. Having worked on academic /private partnerships projects at Stanford Business School, she has developed critical programs , maintaining growth-focused relationships between faculty, corporations and foundations to support ongoing research, and match talent needs with educational programming. She has organized and executed a multi-million dollar capital campaign, addressing stakeholder engagement, donor cultivation and stewardship accountability. She has also directed the Stanford Computer Industry Project, a corporate membership program for a university-wide research effort that positively impacted fundraising and institutional growth for years.
She is also the founder of Yhesitate, a company based on strategic communications, branding, leadership principles, solution-based methodologies, conflict resolution and cultivation of stakeholder alliances. She is part of the coaching team at SupporTED program and offers her support to the TED Fellows program designed to bring together young world-changers and trailblazers. Coaching/mentoring startup companies is one of her passion points and ways of giving back to the communities in which she conducts business.
Leda has earned an LL.B. in Jurisprudence from Aristotelian University Law School (Greece), an MSc in Communication from Boston University and an Executive Coaching Graduate degree from University of Texas, Dallas School of Management. She is a Certified Coach with more than 1000 hours of client coaching experience. In addition to Stanford University, she has also worked with both physical and virtual teams in multiple countries for Fortune 50 companies such as BP and Microsoft, and has lived in Boston, San Francisco, London, Athens and Dubai.
Alexey is hi-tech business professional and entrepreneur, with 15+ years of experience in Internet and telecom sectors. During his carrier he held positions ranging from technical to sales & business development, in both corporate and start-up environments. He is a cofounder and CEO of YouScan, leading social media monitoring tool in CIS region. Prior to YouScan, Alexey served as Business Development Director of Yandex Ukraine, Enterprise Channel Sales Lead in Alcatel-Lucent Ukraine, and consultant in Nortel. He's also a cofounder of Contactis, Kiev-based outsourcing contact center. Alexey holds Executive MBA degree from Kyiv-Mohyla Business School (kmbs).
Alexey’s specialties are Internet & communication technologies, business development, strategic marketing, startup management, SaaS.