List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including Tiff's Treats Cookie Delivery, Voyager Technologies and ZEIT Verlagsgruppe. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$97M
$100M - $250M
719
$818M
$100M - $250M
719
$25M - $50M
719
$76K
$25M - $50M
718
$250M - $500M
718
$50M - $100M
718
$1B - $10B
718
$250M - $500M
718
$80M
$250M - $500M
718
$3.6B
$250M - $500M
717
$100M - $250M
717
$500M - $1B
717
$805M
$250M - $500M
717
$500M - $1B
717
$500M - $1B
716
$500M - $1B
716
$10B+
716
$100M - $250M
715
$500M - $1B
715
$721M
$100M - $250M
715
$50M - $100M
714
$500M - $1B
714
$100M - $250M
714
$500M - $1B
713
$100M - $250M
713
$100M - $250M
713
$33M
$50M - $100M
713
$100M - $250M
713
$25M - $50M
713
$273M
$1B - $10B
713
$100M - $250M
712
$160M
$50M - $100M
712
$100M - $250M
712
$800M
$1B - $10B
712
$525M
$250M - $500M
712
$100M - $250M
712
$27M
$100M - $250M
712
$100M - $250M
712
$60M
$1M - $10M
712
$1.5B
$500M - $1B
711
$500M - $1B
711
$500M - $1B
711
$100M - $250M
710
$1.3B
$100M - $250M
710
$418M
$250M - $500M
710
$5.4M
$50M - $100M
710
$314M
$250M - $500M
710
$1.6B
$500M - $1B
709
$122M
$100M - $250M
709
$500M - $1B
709
$100M - $250M
709
$75M
$10M - $25M
709
$500M - $1B
709
$247M
$1B - $10B
709
$50M - $100M
709
$1B - $10B
709
$500M - $1B
709
$250M - $500M
708
$2.6B
$10B+
708
$500M - $1B
708
$10M - $25M
708
$100M - $250M
708
$250M - $500M
708
$25M - $50M
708
$204M
$1B - $10B
707
$126M
$500M - $1B
707
$50M - $100M
707
$250M - $500M
707
$100M - $250M
707
$500M - $1B
707
$1B - $10B
707
$1.3M
$250M - $500M
707
$25M - $50M
706
$100M - $250M
706
$35M
$25M - $50M
706
$100M - $250M
706
$1M - $10M
706
$250M - $500M
706
$500M - $1B
705
$100M - $250M
704
$25M - $50M
704
$437M
$100M - $250M
704
$100M - $250M
704
$150M
$500M - $1B
704
$427M
$1B - $10B
704
$500M - $1B
704
$1B - $10B
704
$399M
$250M - $500M
703
$446M
$100M - $250M
703
$1B - $10B
703
$100M - $250M
703
$25M - $50M
703
$50M
$50M - $100M
702
$75M
$100M - $250M
702
$25M - $50M
702
$623M
$250M - $500M
702
$1B - $10B
701
$138M
$100M - $250M
701
$50M - $100M
701
$250M - $500M
701
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 Tiff's Treats Cookie Delivery, Voyager Technologies and ZEIT Verlagsgruppe.
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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