List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including CyberLogitec, LRT and Mapbox. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$500M - $1B
975
$500M - $1B
975
$614M
$500M - $1B
975
$216M
$500M - $1B
975
$25M - $50M
975
$1B - $10B
974
$50M - $100M
974
$500M - $1B
974
$1B - $10B
972
$250M - $500M
972
$100M - $250M
972
$50M - $100M
972
$250M - $500M
971
$1B - $10B
971
$1B
$1B - $10B
971
$10M - $25M
971
$12M
$250M - $500M
970
$500M - $1B
970
$28M
$500M - $1B
970
$250M - $500M
970
$140M
$500M - $1B
969
$50M - $100M
968
$310M
$1B - $10B
968
$500M - $1B
968
$3.5M
$250M - $500M
967
$186M
$500M - $1B
967
$1B - $10B
967
$894M
$250M - $500M
967
$554M
$50M - $100M
966
$1M - $10M
966
$250M - $500M
966
$111M
$250M - $500M
965
$154M
$100M - $250M
964
$500M - $1B
963
$25M - $50M
963
$300M
$100M - $250M
962
$10M - $25M
962
$34M
$250M - $500M
962
$13M
$500M - $1B
961
$89M
$25M - $50M
960
$10M - $25M
960
$50M - $100M
960
$100M - $250M
959
$93M
$500M - $1B
959
$10M - $25M
959
$7M
$100M - $250M
958
$1B - $10B
958
$50M
$1B - $10B
957
$355M
$1B - $10B
957
$29M
$25M - $50M
957
$1B - $10B
956
$45M
$10M - $25M
956
$1B - $10B
956
$500M - $1B
956
$500M - $1B
955
$100M - $250M
955
$1B - $10B
954
$500M - $1B
954
$1B - $10B
954
$1B - $10B
953
$648M
$500M - $1B
953
$197M
$10B+
953
$3.6M
$500M - $1B
953
$500M - $1B
952
$186M
$50M - $100M
952
$6M
$10B+
950
$50M - $100M
950
$110M
$500M - $1B
949
$10M
$500M - $1B
949
$500M - $1B
949
$100M - $250M
948
$1B - $10B
948
$25M - $50M
948
$1M - $10M
948
$500M - $1B
947
$100M - $250M
947
$1B - $10B
946
$81M
$500M - $1B
945
$247M
$50M - $100M
945
$82M
$500M - $1B
945
$50M - $100M
945
$100M - $250M
945
$75M
$250M - $500M
944
$151M
$250M - $500M
944
$50M - $100M
944
$1B - $10B
944
$157M
$1B - $10B
942
$1B - $10B
942
$25M - $50M
942
$334M
$100M - $250M
941
$1B - $10B
941
$10M - $25M
939
$372M
$250M - $500M
938
$1M - $10M
938
$1B - $10B
938
$1B - $10B
938
$42M
$1M - $10M
938
$500M - $1B
938
$50M - $100M
937
$500M - $1B
936
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 CyberLogitec, LRT and Mapbox.
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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