Stewart Butterfield

Stewart Butterfield
Name	Stewart Butterfield
Birth name	Dharma Jeremy Butterfield
Birth date	21 March 1973
Birth place	Lund, British Columbia, Canada
Education	University of Victoria (BA), University of Cambridge (MA, MPhil)
Occupation	Entrepreneur, Businessperson
Known for	Co-founding Flickr and Slack Technologies
Spouse	Caterina Fake, 2001, 2007, Alyssa Pasekoff, 2018

Stewart Butterfield is a Canadian-born entrepreneur and businessperson best known for co-founding the photo-sharing website Flickr and the workplace communication platform Slack Technologies. His career is characterized by the innovative repurposing of technology from failed projects into massively successful consumer and enterprise products. Butterfield's work has significantly influenced Web 2.0 culture and modern corporate communication.

Early life and education

Born Dharma Jeremy Butterfield in the small community of Lund, British Columbia, he later changed his name to Stewart. He attended St. Michaels University School in Victoria, British Columbia before pursuing higher education. Butterfield earned a Bachelor of Arts in philosophy from the University of Victoria. He then continued his studies at Clare College at the University of Cambridge, where he received a Master of Arts and a Master of Philosophy in philosophy. His academic background in philosophy has often been cited as an influence on his approach to product design and company culture.

Career

Butterfield's early career involved web design and development during the first dot-com bubble. In 2002, he co-founded Ludicorp, a Vancouver-based company initially focused on developing a massively multiplayer online game (MMOG) called Game Neverending. Although the game was not commercially released, the internal photo-sharing tool developed for it became the foundation for his first major success. This pivot from gaming to social media set a precedent for his future ventures, demonstrating an ability to identify and capitalize on emergent utility within broader projects.

Flickr

The photo-sharing tool from Game Neverending was launched as a standalone web application in 2004, becoming Flickr. Co-founded with his then-wife Caterina Fake, Flickr rapidly grew into a seminal Web 2.0 platform, popularizing social photography, tagging, and creative commons licensing. Its acquisition by Yahoo! in 2005 for a reported $35 million marked a major exit for Butterfield and his team. Flickr's design and community features had a profound impact on subsequent social media platforms and digital photo management.

Slack

Following his departure from Yahoo!, Butterfield returned to gaming, founding Tiny Speck in 2009 to develop another online game, Glitch. Despite the game's eventual shutdown, the robust internal communication tool built for the development team was recognized for its potential. This tool was relaunched as Slack in 2013. Slack revolutionized business software by offering a centralized, channel-based messaging platform that integrated with numerous third-party services like Google Drive, Salesforce, and GitHub. Its rapid adoption led to a highly competitive direct listing on the New York Stock Exchange in 2019 and its eventual acquisition by Salesforce in 2021 for over $27 billion, one of the largest software acquisitions in history.

Other ventures and investments

Beyond his founding roles, Butterfield is an active angel investor and advisor in the technology sector. He has invested in numerous startups, including the collaboration software company Figma and the community platform Circle. He has also served on the board of directors for The Economist Group. His perspectives on remote work, organizational culture, and product-led growth are widely sought after in the Silicon Valley community and beyond.

Personal life

Butterfield was married to Flickr co-founder Caterina Fake from 2001 until their divorce in 2007. He married product manager Alyssa Pasekoff in 2018, and they have one child. A signatory of The Giving Pledge, he has committed to donating the majority of his wealth to philanthropic causes. Butterfield holds both Canadian and American citizenship and has been recognized on lists such as the Forbes Midas List and Time 100.

Category:Canadian businesspeople Category:Canadian technology company founders Category:1973 births Category:Living people