Activity from announced rounds
Jeff Dean is the individual angel investor identified in Grubel and G5 Labs announcements by his former Google chief-scientist role.
Grubel develops case-specific research systems for law firms. G5 Labs develops AI-native software tools, while Volantis works on photonic computing and interconnects. These recorded investments are attributed personally to Dean rather than to Google.
Grubel is an AI research lab developing matter-specific AI for law firms and legal teams. For each case, its system curates task-relevant data, adapts models and agents to that matter at inference time, and evaluates their work against legal-task requirements, aiming to handle complex legal work with stronger case context and confidentiality than a general-purpose assistant.
AI compute platform for frontier AI teams to manage infrastructure across hyperscalers and neoclouds
Builds environments and infrastructure for reliable AI agents
AI software for scientists and engineers improving experiments, product quality and manufacturing yield.
Provides a platform that turns footage into a structured, searchable dataset for autonomous machines
Provides AI agents for accountants to complete complex accounting workflows end-to-end
Develops AI-native security platform for software vulnerability detection and fix recommendations