Eric Costello

Co-founder, Slack

New York, New York

About

Male

Eric Costello is based out of New York, New York, and is the Co-founder of Slack. Eric previously worked at Flickr as a Client Development Lead. Eric Costello attended the University of Georgia School of Law.

Experience

Slack

Founder

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IPO3.0kSan Francisco, California, United StatesCollaboration · Enterprise Software

Education

University of Georgia School of Law · Degree

Headlines from Google News. Social posts load from the platform only when you open a tab.

Slack started as a video game that nobody wanted to play
MakeUseOf · Jul 18
Eric Costello & Who Owns Slack in 2026
FourWeekMBA · Jul 11
Slack is actually an acronym
Mashable · Jun 23
'No longer fly-by-night': Slack founder sends message to email users
SMH.com.au · Jan 6
As Slack Prepares to Go Public, Its C.E.O. Is Holding His Tongue (Published 2019)
The New York Times · Jun 2

People at Slack

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