Who we are

EEC Ventures is a holding company, founded in 2012, specializing in creating independent companies managing private assets in Central and Eastern Europe

Rafał Małecki

Over 20 years in the investment

Voytek Siewierski

Over 30 years in the investment

Konrad Sitnik

25 years in the investment

Rafał Małecki

Partner. In 2012, he founded EEC Ventures together with Michał Rumiński and Konrad Sitnik. One of the most experienced investment specialists in the energy and clean technologies sector in Poland. In 1998, he co-founded the first venture capital fund dealing exclusively with environmental protection and clean technologies sector in Central and Eastern Europe.

Graduate of the University of Warsaw. CFA charter holder.

Voytek Siewierski

Partner. He has been associated with EEC Ventures since 2018. Co-founder and long-term partner in a number of different Silicon Valley based venture capital funds. The founder of a boutique investment bank, supporting non-American companies in fundraising in the US. Throughout his career, he has made several dozen VC investments in American start-up companies and a large number of profitable exits.

Graduate of Harvard Business School and Fletcher School of Law and Diplomacy.


Partner. In 2012, he founded EEC Ventures together with Michał Rumiński and Rafał Małecki. From the very beginning associated with the Polish capital market. A reputable specialist with extensive experience in enterprise management at various stages of an organization’s life cycle: from the start-up stage to the expansion stage. For 25 years associated with investment banking and the private equity / venture capital sector.

Graduate of law at the University of Warsaw. Holds an MBA from the University of Minnesota.

Digitalization and automation of industry is the future. Responsible leaders focus on producing results that allow us to shape this future today.

Voytek Siewierski – General Partner at EEC Magenta



A team of seasoned investment professionals with long term venture capital experience in Central and Eastern Europe, US and Asia


Unique industry related experience in focus sectors


The management team’s work is guided by the principles of responsible investment


The partners of the firm are a close-knit team and the years spent working together increase and improve the work process efficiency and its results


EEC Magenta invests in ChallengeRocket

Polish fund EEC Magenta finalised another investment. PLN 3.2 million for further development was transferred to the Wrocław-based start-up company ChallengeRocket.com – a platform that connects specialists from the IT industry, among others, with corporate employers. This is the Fund’s third investment over the last five months. The demand for programmers is growing globally and…

EEC Magenta finalizes another investment

EEC Magenta has invested in the innovative corporate field force automation platform TakeTask. This is the second investment the fund finalized after the first one which was announced last month. The largest corporate venture capital fund in Poland will invest about PLN 2 million in TakeTask. The company specializes in automating processes in corporations. “Our clients are large retail chains and we…

Reliability Solutions, fast growth company…

Reliability Solutions, fast growth predictive & prescriptive analytics company, has realized EUR 3 M series A financing from Icos Capital, the Netherlands and EEC Magenta , Poland Reliability Solutions (“RS”), a spin-off of the AGH University of Science and Technology in Kraków, has raised 3M EUR funding from ICOS Capital and EEC Magenta to deliver…


Emilii Plater 53, 00-113 Warszawa