How many acquisitions has Slack made so far?

Slack has completed 8 acquisitions so far.

Which is Slack's latest acquisition?

Slack's most recent acquisition is Woven, a Online platform for meeting scheduling, acquired in May 2021.

Which sectors does Slack target for acquisitions?

Most of Slack's acquisitions are in Enterprise Collaboration (6) and Cybersecurity (4).

List of 8 Acquisitions by Slack (Aug 2026)

Most viewed in 2019

Slack has made a total of 8 acquisitions. These transactions span 9 sectors, including Enterprise Collaboration, Cybersecurity, and HRTech, all within United States. The peak activity occurred in 2018 with 4 acquisitions, followed by 1 acquisition each in 2020 and 2021. Between 2020 and 2025, the average number of acquisitions per year was 0.2, with 0 acquisitions completed in the current calendar year. The most recent acquisition, Woven, is a Mountain View-based online meeting scheduling platform founded in 2016; the deal was finalized in May 2021.

Here's the year on year acquisition history of Slack:

Number of Total Acquisitions

Year	# Acquisitions
2021	1
2020	1
2018	4
2015	1
2014	1

View all Acquisitions by Slack

Recent acquisitions by Slack

Slack's most recent acquisition - Woven is a Online platform for meeting scheduling, founded in 2016 and located in Mountain View. Slack acquired it in May 2021 for a price of $*****.

Here is the list of all acquisitions by Slack sorted by the latest acquisition date:

Acquired on	Acquired Company	Acquisition Price	Facilitators	Stake Acquired	Acquisition Multiple
May 01, 2021	Woven	atdg	tkhu	42	922
Jul 08, 2020	Rimeto	kqhy	xvvk	73	129
Sep 24, 2018	Astro	iuax	tkpn	56	126
Jul 26, 2018	Stride	wjlu	fgry	92	258
Jul 26, 2018	HipChat	novz	ozrw	38	722