List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including OUAI, Paidy and Ponca Tribe of Nebraska. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$10M - $25M
178
$398M
$100M - $250M
178
$25M - $50M
178
$50M - $100M
178
$10M - $25M
178
$100M - $250M
178
$50M - $100M
178
$7.7M
$1M - $10M
178
$1B - $10B
178
$1M - $10M
178
$8.7M
$10M - $25M
178
$250M - $500M
178
$20M
$100M - $250M
178
$25M - $50M
178
$443M
$1M - $10M
178
$1M - $10M
178
$100M - $250M
178
$1M - $10M
177
$100M - $250M
177
$8.9M
$10M - $25M
177
$250M - $500M
177
$135M
$25M - $50M
177
$25M - $50M
177
$50M - $100M
177
$1M - $10M
177
$215M
$100M - $250M
177
$43M
$100M - $250M
177
$26M
$100M - $250M
177
$31M
$100M - $250M
177
$20M
$10M - $25M
177
$100M - $250M
177
$1.5B
$100M - $250M
177
$62M
$1M - $10M
177
$102M
$10M - $25M
177
$61M
$1M - $10M
177
$250M - $500M
177
$100M - $250M
177
$500M - $1B
177
$167M
$50M - $100M
177
$250M - $500M
177
$500M - $1B
177
$100M - $250M
177
$1M - $10M
177
$67M
$1B - $10B
177
$10M - $25M
177
$25M - $50M
177
$50M - $100M
177
$25M - $50M
177
$50M - $100M
177
$250M - $500M
177
$1M - $10M
177
$10M - $25M
177
$25M - $50M
177
$6M
$1M - $10M
177
$82M
$500M - $1B
177
$100M - $250M
176
$10M - $25M
176
$92M
$25M - $50M
176
$250M - $500M
176
$10M - $25M
176
$43M
$1M - $10M
176
$60M
$100M - $250M
176
$500M - $1B
176
$62M
$25M - $50M
176
$100M - $250M
176
$817M
$500M - $1B
176
$100M - $250M
176
$113M
$50M - $100M
176
$1B - $10B
176
$100M - $250M
176
$100M - $250M
176
$1B - $10B
176
$150M
$250M - $500M
176
$100M - $250M
176
$50M - $100M
176
$209M
$100M - $250M
176
$10M - $25M
176
$60M
$25M - $50M
176
$50M - $100M
176
$140M
$100M - $250M
176
$42M
$500M - $1B
176
$119M
$50M - $100M
176
$1M - $10M
176
$50M - $100M
176
$460M
$50M - $100M
176
$250M - $500M
176
$6M
$25M - $50M
176
$25M - $50M
176
$75M
$25M - $50M
176
$50M - $100M
176
$50M - $100M
176
$250M - $500M
176
$50M - $100M
176
$62M
$100M - $250M
175
$50M - $100M
175
$128M
$10M - $25M
175
$1M - $10M
175
$100M - $250M
175
$10M - $25M
175
$21M
$25M - $50M
175
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 OUAI, Paidy and Ponca Tribe of Nebraska.
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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