SB

Stewart Butterfield

Angel Investor

Angel investor and serial entrepreneur; co-founder of Flickr (acquired by Yahoo) and Slack (acquired by Salesforce for $28B). Invests in B2B SaaS and productivity tools.

San Francisco, United States · 1+ investments · 1 portfolio companies

Seed
Early Stage
Artificial Intelligence
Business Software
Productivity Tools
Headquarters
San Francisco, United States
Portfolio Company
1
Total Investment
1
Last Investment
Nov 2006
Geographic Focus
Canada, United States

Investment Thesis

Backs B2B productivity and collaboration software companies at seed and early stages, drawing on deep operator experience building Flickr and Slack.

Stewart Butterfield is an Angel Investor based in San Francisco, United States. It has made 1 investment, including Etsy. Focus areas include Artificial Intelligence and Business Software.

Portfolio1

Co-investors14

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14 co-investors across 14 shared portfolio companies — who they back alongside, and how often they lead.

Venture Capital ×9 · Individual ×2 · Growth Equity ×2 · 4 shared rounds

Investment History

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