List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including Tyson Foods, Desjardins and NatWest Group. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$1.5B
$10B+
45K
$10B+
44K
$811M
$1B - $10B
44K
$10B+
44K
$69M
$1B - $10B
44K
$18B
$10B+
44K
$509M
$1B - $10B
44K
$2.9B
$10B+
43K
$15M
$1B - $10B
43K
$10B+
43K
$2.5M
$10B+
43K
$1B - $10B
43K
$18B
$10B+
42K
$879M
$500M - $1B
42K
$12B
$1B - $10B
42K
$12B
$10B+
42K
$352M
$10B+
42K
$1.4M
$10B+
42K
$1.4B
$10B+
42K
$1B - $10B
42K
$1.5B
$10B+
41K
$1.8B
$10B+
41K
$866M
$10B+
41K
$250M
$10B+
41K
$1.2B
$10B+
40K
$554M
$10B+
40K
$10B+
40K
$360M
$1B - $10B
39K
$741M
$10B+
39K
$1B - $10B
39K
$8.7B
$1B - $10B
39K
$10B+
39K
$60K
$10B+
39K
$12B
$10B+
39K
$8.8B
$1B - $10B
39K
$10B+
39K
$764M
$1B - $10B
38K
$1.6B
$10B+
38K
$10B+
38K
$321M
$1B - $10B
38K
$10B+
38K
$2.9B
$10B+
38K
$1B - $10B
38K
$1B - $10B
38K
$10B+
38K
$300M
$10B+
38K
$1B - $10B
37K
$3B
$10B+
37K
$2.5B
$10B+
37K
$10B+
37K
$68M
$1B - $10B
37K
$10B+
36K
$10B+
35K
$1.7M
$1B - $10B
35K
$10B+
35K
$4.1B
$10B+
35K
$2.6B
$10B+
35K
$10B+
35K
$1B - $10B
35K
$100M - $250M
35K
$1B - $10B
35K
$3.7B
$10B+
35K
$327M
$1B - $10B
35K
$1.8B
$10B+
34K
$11B
$1B - $10B
34K
$43M
$10B+
34K
$2.5B
$10B+
34K
$1.8B
$10B+
34K
$19B
$10B+
34K
$5.4M
$1B - $10B
33K
$1B - $10B
33K
$17M
$1B - $10B
33K
$1.8B
$10B+
33K
$250M - $500M
32K
$1.7B
$10B+
32K
$2.2B
$10B+
32K
$2.2B
$10B+
32K
$511M
$250M - $500M
32K
$215M
$1B - $10B
32K
$10B+
32K
$1B - $10B
32K
$15M
$10B+
32K
$1.3B
$10B+
32K
$10B+
32K
$4.4M
$10B+
31K
$10B+
31K
$2.4B
$10B+
31K
$1B - $10B
31K
$1.3B
$10B+
31K
$25M
$1B - $10B
31K
$1.6B
$10B+
31K
$1B - $10B
31K
$395K
$10B+
31K
$757M
$10B+
31K
$52M
$1B - $10B
31K
$10B+
31K
$4.2M
$1B - $10B
31K
$8.2B
$10B+
31K
$100M - $250M
30K
$461M
$1B - $10B
30K
About companies using Slack
Why target companies using Slack?
Slack is a Collaboration & productivity technology. The office suite, chat and project tools a company standardizes on decide which integrations and add-ons fit. Companies on the list include Tyson Foods, Desjardins and NatWest Group.
Which industries use Slack the most?
Among companies using Slack on LeadIQ, the most common industries are Software Development, IT Services and IT Consulting, Financial Services, Technology, Information and Internet, Advertising Services and Higher Education. Narrow your list to the industry you sell into from there.
Where are companies using Slack located?
Companies using Slack are most often headquartered in the United States, the United Kingdom, Canada, France, Germany and Australia.
What other Collaboration & productivity technologies do companies use?
Prospecting the wider Collaboration & productivity space? Related technologies with their own company lists include Microsoft 365, Google Workspace, Microsoft SharePoint and Microsoft Teams.
How do I reach decision makers at companies using Slack?
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.
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Top companies by employee count
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