List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including Shearman & Sterling LLP, VCC Construction and Abdul Latif Jameel Poverty Action Lab (J-PAL). Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
770
$500M - $1B
770
$250M - $500M
769
$100M - $250M
769
$1B - $10B
768
$260M
$250M - $500M
767
$500M - $1B
767
$248M
$100M - $250M
767
$397M
$500M - $1B
767
$250M - $500M
767
$449M
$500M - $1B
766
$500M - $1B
766
$50M - $100M
766
$9.4M
$25M - $50M
766
$261M
$250M - $500M
766
$250M - $500M
766
$25M - $50M
766
$18M
$25M - $50M
765
$250M - $500M
765
$259M
$1B - $10B
764
$25M - $50M
764
$250M - $500M
764
$250M - $500M
764
$4.3B
$500M - $1B
764
$350M
$250M - $500M
764
$100M - $250M
763
$9M
$25M - $50M
763
$104M
$50M - $100M
763
$50M - $100M
763
$50M - $100M
763
$250M - $500M
763
$587M
$1B - $10B
762
$100M - $250M
762
$500M - $1B
761
$250M - $500M
761
$50M - $100M
761
$250M - $500M
761
$25M - $50M
760
$1B - $10B
760
$22M
$10M - $25M
760
$252M
$100M - $250M
760
$250M - $500M
759
$275M
$1B - $10B
759
$250M - $500M
759
$250M - $500M
758
$251M
$250M - $500M
757
$250M - $500M
757
$500M - $1B
757
$50M - $100M
757
$323M
$250M - $500M
757
$50M - $100M
757
$1B - $10B
756
$10M - $25M
756
$100M - $250M
756
$100M - $250M
755
$277M
$500M - $1B
755
$100M - $250M
755
$100M - $250M
755
$865M
$25M - $50M
755
$822M
$500M - $1B
755
$500M - $1B
754
$1.6B
$1B - $10B
753
$256M
$1B - $10B
753
$715M
$250M - $500M
752
$11M
$25M - $50M
751
$10B+
751
$27M
$100M - $250M
751
$100M - $250M
750
$100M - $250M
750
$33M
$250M - $500M
750
$500M - $1B
749
$25M - $50M
749
$500M - $1B
748
$1B - $10B
748
$100M - $250M
748
$500M - $1B
748
$100M - $250M
748
$1B - $10B
748
$500M - $1B
747
$500M - $1B
747
$100M - $250M
747
$250M - $500M
747
$500M - $1B
747
$500M - $1B
746
$100M - $250M
746
$100M - $250M
746
$514M
$500M - $1B
746
$50M - $100M
746
$250M - $500M
745
$250M - $500M
745
$50M - $100M
745
$100M - $250M
744
$220M
$100M - $250M
744
$279M
$100M - $250M
744
$28M
$1B - $10B
743
$30M
$25M - $50M
743
$250M - $500M
743
$58M
$250M - $500M
743
$100M - $250M
742
$326M
$10M - $25M
742
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 Shearman & Sterling LLP, VCC Construction and Abdul Latif Jameel Poverty Action Lab (J-PAL).
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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