List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including Valoroo, West Palm Beach VA Healthcare System and AmpleLogic. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$1M - $10M
332
$50M - $100M
332
$10M - $25M
331
$250M - $500M
331
$20M
$100M - $250M
331
$26M
$50M - $100M
331
$250M - $500M
331
$325M
$100M - $250M
331
$100M - $250M
331
$49M
$1M - $10M
331
$58M
$10M - $25M
331
$561M
$250M - $500M
331
$67M
$50M - $100M
331
$250M - $500M
331
$1B
$100M - $250M
331
$42M
$50M - $100M
331
$58M
$100M - $250M
331
$25M
$10M - $25M
331
$50M - $100M
331
$145M
$100M - $250M
331
$150M
$100M - $250M
330
$3.2M
$50M - $100M
330
$500M - $1B
330
$137M
$25M - $50M
330
$500K
$100M - $250M
330
$163M
$50M - $100M
330
$85M
$25M - $50M
330
$10M - $25M
330
$50M - $100M
330
$250M - $500M
330
$100M - $250M
330
$50M - $100M
330
$13M
$50M - $100M
330
$200M
$500M - $1B
330
$610M
$500M - $1B
330
$108M
$25M - $50M
330
$10M - $25M
330
$88M
$250M - $500M
330
$25M - $50M
330
$25M - $50M
329
$100M - $250M
329
$1M - $10M
329
$100M - $250M
329
$48K
$100M - $250M
329
$25M
$50M - $100M
329
$100M - $250M
329
$402M
$100M - $250M
329
$22M
$100M - $250M
329
$100M - $250M
329
$14M
$100M - $250M
329
$10M - $25M
329
$259M
$500M - $1B
329
$175M
$100M - $250M
329
$259M
$100M - $250M
329
$50M - $100M
328
$25M - $50M
328
$363M
$250M - $500M
328
$225K
$100M - $250M
328
$10M - $25M
328
$50M - $100M
328
$1B - $10B
328
$250M - $500M
328
$250M - $500M
328
$100M - $250M
328
$56M
$250M - $500M
328
$50M - $100M
328
$29M
$25M - $50M
327
$250M - $500M
327
$10K
$25M - $50M
327
$250M - $500M
327
$50M - $100M
327
$250M - $500M
327
$498M
$100M - $250M
327
$10M - $25M
327
$1M - $10M
327
$150M
$100M - $250M
327
$543M
$500M - $1B
327
$363M
$100M - $250M
327
$14M
$25M - $50M
327
$83M
$50M - $100M
327
$250M - $500M
327
$41M
$100M - $250M
327
$25M - $50M
327
$205M
$1B - $10B
327
$10M - $25M
326
$10M - $25M
326
$25M - $50M
326
$250M - $500M
326
$10M - $25M
326
$168M
$50M - $100M
326
$42M
$50M - $100M
326
$250M - $500M
326
$57M
$25M - $50M
326
$50M - $100M
326
$11M
$50M - $100M
326
$10M - $25M
326
$50M - $100M
326
$100M - $250M
326
$100M - $250M
326
$107M
$100M - $250M
326
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 Valoroo, West Palm Beach VA Healthcare System and AmpleLogic.
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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