Pebblebed

Pebblebed is an early-stage venture capital firm based in San Francisco, California, focusing on technology companies. Founded in 2021 by Keith Adams, former Chief Architect at Slack, and Pamela Vagata, former AI tech lead at Stripe, the firm invests globally across various sectors, including biopharmaceuticals, enterprise IT, healthcare IT, internet & IoT, software, AI, biotech, developer tools, energy tech, space, semiconductors, and pharmaceuticals. The firm primarily targets pre-seed, seed, and early-stage investments, with typical check sizes ranging from $1 million to $3 million.

The firm's investment strategy emphasizes backing founders who are building the infrastructure that will define the next era of AI systems. Pebblebed's portfolio includes companies such as Adaptive Computer, a management and technology consulting firm specializing in AI; Meliora Therapeutics, a biotech startup developing a machine learning-driven platform; and Select Star, a data management company. The firm operates with a systems mindset, aiming to build leverage through its investments and support the growth of innovative technology companies.

Pebblebed's team comprises experienced professionals with deep technical backgrounds. Keith Adams, the Managing Partner, has a history of engineering leadership at VMware, Facebook, and Slack. Pamela Vagata, a Partner, was a founding member of OpenAI and later led AI at Stripe. Together, they bring complementary strengths across AI, systems, and venture capital, focusing on supporting founders at the frontier of AI and technology innovation.