LB
About
Lukas Biewald is the Founder of Weights & Biases. He is also a co-founder and former CEO of CrowdFlower. Prior to co-founding CrowdFlower, Lukas was a Senior Scientist and Manager within the Ranking and Management Team at Powerset, Inc., a natural language search technology company later acquired by Microsoft. Lukas has also led the Search Relevance Team for Yahoo! Japan. He graduated from Stanford University with a BS in Mathematics and an MS in Computer Science. Lukas is also an expert-level Go player.
Position in the VCSift Database
- • 1,144 investors hold the Co-founder & CEO role in VCSift. Lukas Biewald is one of them.
- • 7,285 investors are based in San Francisco, California, United States.
Data sourced from 410,343 investor profiles. Updated July 2026.
Investment Focus
- Stages
- seed
- Location
- San Francisco, US
Contact Information
Find more investors like Lukas
Search Investors