List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including Porsche Financial Services, Inc., Relax Gaming Ltd and Scott Logic. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$500M - $1B
370
$1.7M
$50M - $100M
370
$25M - $50M
370
$250M - $500M
370
$100M - $250M
370
$100M - $250M
369
$50M - $100M
369
$50M - $100M
369
$250M - $500M
369
$16M
$10M - $25M
369
$25M - $50M
369
$21M
$100M - $250M
369
$50M - $100M
369
$35M
$250M - $500M
369
$519M
$250M - $500M
369
$50M - $100M
369
$50M - $100M
369
$97M
$100M - $250M
369
$100M - $250M
369
$1.8M
$100M - $250M
369
$50M - $100M
368
$250M - $500M
368
$30M
$50M - $100M
368
$100M - $250M
368
$25M - $50M
368
$25M - $50M
368
$55M
$25M - $50M
368
$1B - $10B
368
$1B
$10M - $25M
368
$100M - $250M
368
$100M - $250M
368
$10M - $25M
368
$500M - $1B
368
$10M - $25M
368
$383M
$250M - $500M
368
$250M - $500M
367
$10M - $25M
367
$250M - $500M
367
$1M - $10M
367
$49M
$100M - $250M
367
$420M
$1B - $10B
367
$231M
$50M - $100M
367
$38M
$250M - $500M
367
$294M
$100M - $250M
367
$36M
$50M - $100M
367
$633M
$100M - $250M
367
$250M - $500M
367
$50M
$25M - $50M
367
$50M - $100M
367
$250M - $500M
367
$250M - $500M
366
$250M - $500M
366
$25M - $50M
366
$50M - $100M
366
$100M - $250M
366
$18M
$50M - $100M
366
$100M - $250M
366
$1M - $10M
366
$1M - $10M
366
$50M - $100M
365
$15M
$250M - $500M
365
$250M - $500M
365
$250M - $500M
365
$250M - $500M
365
$10M - $25M
365
$310M
$100M - $250M
365
$250M - $500M
365
$1.3B
$500M - $1B
365
$365M
$500M - $1B
365
$50M - $100M
365
$10M - $25M
365
$17M
$100M - $250M
365
$250M - $500M
365
$27M
$10M - $25M
365
$38M
$250M - $500M
364
$41M
$100M - $250M
364
$25M - $50M
364
$100M - $250M
364
$9.6B
$100M - $250M
364
$60M
$25M - $50M
364
$100M - $250M
364
$273M
$25M - $50M
364
$100M - $250M
364
$25M
$100M - $250M
364
$10M - $25M
364
$25M - $50M
363
$100M - $250M
363
$199M
$100M - $250M
363
$500M - $1B
363
$10M - $25M
363
$100M - $250M
363
$326M
$50M - $100M
363
$483M
$500M - $1B
363
$1B - $10B
363
$119M
$50M - $100M
363
$320M
$50M - $100M
363
$50M - $100M
363
$1M - $10M
362
$1B - $10B
362
$100M - $250M
362
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 Porsche Financial Services, Inc., Relax Gaming Ltd and Scott Logic.
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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