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How IBM uses Slack

ConfirmedVendor case study · Checked Nov 12, 2026
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The use case: how IBM deploys Slack

IBM uses Slack as its digital HQ across the company, with channels, workspaces, integrations and Slack Connect for external collaboration. It also connects Salesforce opportunities inside Slack and runs custom apps and workflows, while IBM Consulting helps other organizations build similar Slack-based productivity platforms.

More reported results

Figures published in Slack’s case study. They are not independently measured by usedby.

9.2 million

250,000 global employees who send an average of 9.2 million Slack messages a day

3,500

the company has installed more than 3,500 off-the-shelf and custom apps

3,400

uses 3,400 workflows each month

In the customer’s words

We use Slack every day at IBM. The fact that I can connect my Salesforce opportunities inside Slack and see exactly what’s going on from one single source of truth is invaluable.
Jenn Booth, Global Salesforce Partner, IBM Consulting Sales Strategy and Products, IBM — Source

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Other companies using Slack

Customers across industries, with public evidence.

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See all Slack customers

More stories

Go straight to the source

Based on Slack’s published case study. We check the public evidence; the results are reported by the vendor.

slack.com
Last checked
Nov 12, 2026
slack.comCaptured Slack case study about IBMOpen source capture
What the story claims, and what we checked

What we compared with the page.

  • The figure: 250,000Checked

    Printed word for word on the page, near the name of IBM.

  • The passage quoted aboveChecked

    Copied word for word from the page, near the name of IBM.

  • IBM uses SlackChecked

    Confirmed line.

  • The result itselfNot checked

    We quote it; we did not measure it.

IBM is one of Slack’s largest customers with 250,000 global employees who send an average of 9.2 million Slack messages a day to facilitate work. Since 2015, the company has installed more than 3,500 off-the-shelf and custom apps and uses 3,400 workflows each month.
From the page. slack.com