List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including RunBuggy, Social Finance and Spokeo. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$71M
$50M - $100M
171
$14M
$100M - $250M
171
$50M - $100M
171
$1M - $10M
171
$460M
$50M - $100M
171
$25M - $50M
171
$10M - $25M
171
$6.5M
$50M - $100M
171
$4M
$10M - $25M
171
$1M - $10M
171
$25M - $50M
171
$250M - $500M
171
$60M
$10M - $25M
171
$25M - $50M
170
$48M
$50M - $100M
170
$100M - $250M
170
$9.3M
$100M - $250M
170
$100M - $250M
170
$145M
$25M - $50M
170
$27M
$50M - $100M
170
$10M - $25M
170
$1M - $10M
170
$1.1M
<$1M
170
$100M - $250M
170
$91M
$50M - $100M
170
$1M - $10M
170
$500K
$50M - $100M
170
$25M - $50M
170
$50M - $100M
170
$100M - $250M
170
$10M - $25M
170
$127M
$25M - $50M
170
$1M - $10M
170
$47M
$10M - $25M
170
$104M
$10M - $25M
170
$100M - $250M
170
$1M - $10M
170
$74M
$50M - $100M
170
$25M - $50M
170
$50M - $100M
170
$20M
$50M - $100M
170
$25M - $50M
170
$100M - $250M
170
$365K
$100M - $250M
170
$113M
$50M - $100M
170
$328M
$10M - $25M
170
$1M - $10M
170
$100M - $250M
170
$25M - $50M
170
$4.9M
$25M - $50M
170
$195M
$50M - $100M
170
$40M
$50M - $100M
170
$1M - $10M
170
$50M - $100M
169
$50M - $100M
169
$117M
$100M - $250M
169
$15M
$500M - $1B
169
$100M - $250M
169
$25M - $50M
169
$100M - $250M
169
$250K
$250M - $500M
169
$72M
$1M - $10M
169
$12M
$50M - $100M
169
$24M
$25M - $50M
169
$50M - $100M
169
$62M
$1M - $10M
169
$10M - $25M
169
$1M - $10M
169
$14M
$50M - $100M
169
$60M
$100M - $250M
169
$10M - $25M
169
$10M - $25M
169
$1M - $10M
169
$100M - $250M
169
$4.5M
$100M - $250M
169
$65K
$1B - $10B
169
$250M - $500M
169
$25M - $50M
169
$99M
$1M - $10M
169
$1M - $10M
169
$8M
$10M - $25M
169
$263M
$50M - $100M
169
$50M - $100M
169
$10M - $25M
169
$10M - $25M
169
$100M - $250M
169
$11M
$1B - $10B
169
$50M - $100M
169
$50M - $100M
168
$37M
$25M - $50M
168
<$1M
168
$67M
$100M - $250M
168
$127M
$50M - $100M
168
$72M
$100M - $250M
168
$250M - $500M
168
<$1M
168
$25M - $50M
168
$1M - $10M
168
$1M
$1M - $10M
168
$100M - $250M
168
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 RunBuggy, Social Finance and Spokeo.
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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