List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including Virginia Tech College of Engineering, WITHIN and Xactus. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$10M - $25M
326
$250M - $500M
326
$50M - $100M
326
$134M
$100M - $250M
325
$100M - $250M
325
$1M - $10M
325
$6M
$1B - $10B
325
$95M
$250M - $500M
325
$100M - $250M
325
$1B - $10B
325
$25M - $50M
325
$2.8M
$500M - $1B
325
$130M
$500M - $1B
325
$50M - $100M
325
$100M - $250M
325
$10M - $25M
325
$169M
$100M - $250M
325
$13M
$1M - $10M
325
$292M
$250M - $500M
325
$10M - $25M
324
$100M - $250M
324
$250M - $500M
324
$32M
$25M - $50M
324
$50M - $100M
324
$250M - $500M
324
$250M - $500M
324
$10M - $25M
324
$500M - $1B
324
$30M
$100M - $250M
324
$1M - $10M
324
$250M - $500M
324
$183M
$500M - $1B
324
$55M
$100M - $250M
323
$4M
$25M - $50M
323
$5K
$100M - $250M
323
$91M
$1M - $10M
323
$50M - $100M
323
$100M - $250M
323
$165M
$100M - $250M
323
$10M - $25M
323
$50M - $100M
323
$38M
$50M - $100M
323
$50M - $100M
323
$100M - $250M
323
$59M
$1M - $10M
323
$50M - $100M
322
$100M - $250M
322
$632M
$250M - $500M
322
$349M
$250M - $500M
322
$5M
$50M - $100M
322
$169M
$250M - $500M
322
$10M
$50M - $100M
322
$50M - $100M
322
$81M
$250M - $500M
322
$1B - $10B
322
$250M - $500M
322
$250M - $500M
322
$25M - $50M
322
$250M - $500M
321
$250M - $500M
321
$8.5M
$100M - $250M
321
$558M
$50M - $100M
321
$100M - $250M
321
$10M - $25M
321
$100M - $250M
321
$312M
$10M - $25M
321
$250M - $500M
321
$25M - $50M
321
$25M - $50M
321
$400M
$500M - $1B
321
$113M
$50M - $100M
321
$10M - $25M
320
$250M - $500M
320
$250M - $500M
320
$250M - $500M
320
$46M
$50M - $100M
320
$250M - $500M
320
$1B - $10B
320
$100M - $250M
320
$50M - $100M
320
$1B - $10B
320
$10M - $25M
320
$28M
$100M - $250M
320
$250M - $500M
320
$136M
$100M - $250M
320
$1M - $10M
320
$25M - $50M
320
$100M - $250M
320
$10M - $25M
320
$25M - $50M
320
$10M - $25M
320
$250M - $500M
319
$313M
$100M - $250M
319
$63M
$10M - $25M
319
$100M - $250M
319
$50M - $100M
319
$100M - $250M
319
$50M - $100M
319
$256M
$50M - $100M
319
$69M
$25M - $50M
319
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 Virginia Tech College of Engineering, WITHIN and Xactus.
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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