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Company Comparison

Slack vs Calendly

Side-by-side comparison of two portfolio companies — sector, funding stage, investors, valuation, and more.

MetricSlackCalendly
SectorDevToolsSaaS
HeadquartersSan Francisco, CaliforniaAtlanta, Georgia
Founded20092013
StatusActiveActive
Last Funding StageIPO
Total Funding$350M
Valuation$3B

What They Build

Slack

Slack Technologies, LLC is an American software company founded in 2009 in Vancouver, British Columbia, known for its proprietary communication platform Slack.

Calendly

Automated scheduling software that eliminates back-and-forth emails to find meeting times.

Key Investors

Websites