Moonfire is a London-based venture capital firm investing at pre-seed and seed stages across Europe. Founded by Mattias Ljungman, the firm positions itself as "a technology company that does venture capital," building proprietary machine learning tools—including LLMs and ML-powered sourcing and evaluation systems—to scale and improve its investment process. Moonfire backs founders building products that deliver greater access, efficiency, and service quality through data. The firm focuses on five core areas: security and infrastructure tooling, work and knowledge tools, capital and finance innovation, gaming and community platforms, and health and wellbeing solutions. Portfolio companies include Flexion AI (intelligent robots), Lightdash (open-source BI), Filigran (open-source cybersecurity), Humaans, Oliva, Pento, and Revyze. The team comprises builders and engineers—including a Managing Partner who codes, a Head of AI/ML, and in-house software and reliability engineers—who work closely with founders on go-to-market, hiring, and product strategy.

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