# Top 5 Sustainability Startup Investors in Hungary in August 2026

## Hiventures
- Type: VC Fund
- Location: Budapest, Budapest, Hungary
- Relevant deals: 11
- Stages: Pre-Seed, Seed, Series A
- Focus: Software, Information Technology, Manufacturing

As one of the largest and most active venture capital fund partners in Central and Eastern Europe our mission is to create new ways of equity funding for innovative small and medium-sized enterprises with high growth potential as well as more traditional businesses for the purpose of establishing a sustainable and competitive SME and enterpriseecosystem both in Hungary and in the region

## Future Energy Ventures
- Type: VC Fund
- Location: Essen, Nordrhein-Westfalen, Germany
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Software, Energy, Information Technology

Future Energy Ventures is a unique venture capital fund that brings together corporate partners and world-class start-ups to shape the future energy landscape. Future Energy Ventures invests in digital and digitally enabled technologies and business models that have the potential to redefine the future energy landscape.From its operational hubsin Germany, Israel and Silicon Valley, Future Energy Ventures looks for both investments and scaling opportunities for its portfolio globally and new investment opportunities.Future Energy Ventures is the venture capital investment and collaboration platform of E.ON, one of Europe’s largest operators of energy networks and energy-related infrastructure.

## Blue planet climate protection risk capital fund
- Type: VC Fund
- Relevant deals: 1
- Stages: Seed, Pre-Seed
- Focus: Retail, Logistics, E-Commerce

climate-tech thematic VC

## Oktogon Ventures
- Type: VC Fund
- Location: Budapest, Budapest, Hungary
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Artificial Intelligence, Computer Vision

We leverage our local background, operational expertise and global network to help CEE startups realize their fullest potential. Our Scope in Hungary, Slovakia, Czech Republic, Poland, Croatia, Romania, Slovenia, Bulgaria. Founding team and core technology exist and have ‘zero to one’ potential. Product has global appeal from day one. Early stage.Capable of achieving extraordinary growth. Focus on technology-heavy plays. Our portfolio companie: Bitrise, Recart, Enduraid.Why Oktogon? 
Led and partially funded by the entrepreneur behind Hungary’s largest-ever startup M&A success
Regional network of potential co-investment partners
Principals and mentors with proven startup and entrepreneurial experience
Strong connections to US and Western European tier 1 VCs, Angels and partners
Access to a large network of local technical and management talent

## Finext Startup
- Type: VC Fund
- Location: Budapest, Budapest, Hungary
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Robotics, Analytics, Industrial Automation

Finext Startup is a principal investment firm specialized in early stage investments.

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