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Sovereign AI
Investment Portfolio
Callosum
20 Aug 2026
Callosum unlocks a £75m seed round led by Atomico to optimise AI workloads across the best models and chips
Callosum builds a software layer that co-optimises AI models and chips, decomposing each workload and directing every task to the model and processor best suited to execute it. Its platform serves enterprises, next-generation clouds and hyperscalers, and sovereign compute programmes that need frontier AI capability at lower cost and latency, and ships as a family of APIs so developers can adopt new AI hardware without rewriting their applications.
CuspAI
20 Jul 2026
CuspAI announces £335m Series B led by Kleiner Perkins and NEA to design new semiconductor, energy and advanced manufacturing materials
CuspAI builds an agentic AI platform, MIRA, that designs new materials to order, running the full cycle from generative design through simulation, synthesis planning and coordinated lab validation. The platform serves industrial and government R&D teams in semiconductors, clean energy and advanced manufacturing, where the materials needed for next-generation products do not yet exist.
Isomorphic Labs
11 May 2026
Isomorphic Labs raises £1.5bn Series B led by Thrive Capital for AI models that design new drug candidates
Isomorphic Labs develops AI models for drug discovery and drug design across multiple therapeutic areas and drug types. IsoDDE helps researchers predict biological systems and identify potential drug candidates for pharmaceutical development.
Ineffable Intelligence
27 Apr 2026
Ineffable Intelligence lands over £800m in a seed round led by Sequoia and Lightspeed to develop superintelligence with reinforcement learning
Ineffable Intelligence is an AI research startup developing systems that learn from their own experience to discover new knowledge. It focuses on building a “superlearner” designed to advance reinforcement learning and scientific discovery.
Sovereign AI
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OrchestraOrchestra lands a £2.4m seed round led by Differential Ventures for control plane that runs data pipelines and AI agents together
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