Top Grei Alternatives

Supporting Europe's most promising deeptech scaleups

Venture capital firm investing in revolutionary technologies and ambitious founders tackling big problems.

Europe's first and most active pre-seed and seed fund.

Building foundational world models for AI systems that understand and interact with the physical world

South Korean video game publisher and holding company known for PUBG, TERA, and Subnautica.

High-performance, open-source vector search engine designed for production-grade AI and machine learning workloads.

European venture capital firm focused on early-stage technology companies.

Developing compact, cost-effective, high-power laser sources at precise wavelengths for quantum computing, atomic clocks, and other advanced technologies.

Venture capital fund investing in emerging technologies for defense and security.

A UK government agency funding high-risk, high-reward research in science and technology, including AI compute.

A French aerospace startup developing sustainable aircraft.

Space logistics and mission design company.

Nvidia challenger AI chip startup

Developing advanced silicon-based quantum computing hardware for scalable and manufacturable quantum processors.

Developing advanced materials for a sustainable future.

A global venture builder and accelerator that partners with corporates to co-create and scale startups.

Sparrow Quantum develops and commercializes photonic quantum chip technology, delivering single photons on demand for quantum computing and communication.

Adaptive data transfer optimization for high-performance infrastructure, Berkeley CS founders.

AI-powered offensive security engineering platform automating security testing and remediation across the development lifecycle.

Diamond cooling solutions for AI data center efficiency and high-performance satellite communications.