List of Companies Using Slack

Prospecting companies using Slack? Here they are, biggest first, including Unity Recovery, Wavelo and Zep Sales & Service. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$1M - $10M
123

$50M - $100M
123

$25M - $50M
123

$11M
$10M - $25M
123

Luxembourg, Esch-sur-Alzette, Differdange
$10M - $25M
123

$39M
$25M - $50M
122

Poland, Silesian, Katowice
$10M - $25M
122

$10M - $25M
122

$1M - $10M
122

$1M - $10M
122

<$1M
122

$100M - $250M
122

$100M - $250M
122

$50M - $100M
122

Estonia, Harju Maakond, Põhja-tallinna
$10M
$1M - $10M
122

$385M
$100M - $250M
122

$36M
$25M - $50M
122

$250M - $500M
122

$50M - $100M
122

$1M
$50M - $100M
122

$190M
$50M - $100M
122

$93M
$1M - $10M
122

$50M - $100M
122

$10M - $25M
122

$44M
$50M - $100M
122

$100M - $250M
122

$100M - $250M
122

$23M
$50M - $100M
122

$100M - $250M
122

$10M - $25M
122

$91M
$50M - $100M
122

$100M - $250M
122

$10M - $25M
122

$21M
$25M - $50M
122

$100M - $250M
122

$58M
$10M - $25M
122

$50M - $100M
122

$2.2M
$1M - $10M
122

<$1M
122

$1M - $10M
122

$25M
$50M - $100M
122

$692K
$50M - $100M
122

$12M
$25M - $50M
122

$21M
$1M - $10M
122

$35M
$25M - $50M
122

$25M - $50M
122

$10M - $25M
122

$25M - $50M
122

$1M - $10M
122

$25M - $50M
122

$25M - $50M
122

$50K
$50M - $100M
122

$34M
$100M - $250M
122

$100M - $250M
122

$50M - $100M
122

$3.9M
$10M - $25M
122

$100M - $250M
122

$10M - $25M
122

$13M
$25M - $50M
122

$1M - $10M
122

$50M - $100M
121

$8.5M
$10M - $25M
121

$20M
$25M - $50M
121

$36M
$1M - $10M
121

$100M - $250M
121

$1M - $10M
121

$40M
$100M - $250M
121

$50M - $100M
121

$25M - $50M
121

$250M - $500M
121

$1M - $10M
121

$64M
$100M - $250M
121

Czech Republic, Prague, Praha 3-žižkov
$14M
$1M - $10M
121

$1.1M
$1M - $10M
121

$643M
$100M - $250M
121

$25M - $50M
121

$27M
$25M - $50M
121

$20M
<$1M
121

$153M
$50M - $100M
121

$60M
$50M - $100M
121

$25M - $50M
121

$10M - $25M
121

$50M - $100M
121

$100M - $250M
121

$10M - $25M
121

<$1M
121

$1M - $10M
121

$1M - $10M
121

$25M - $50M
121

$10M - $25M
121

$3.9M
$250M - $500M
121

$100M - $250M
121

$50M - $100M
121

$1M - $10M
121

<$1M
121

$250K
$50M - $100M
121

$25M - $50M
121

$25M
$25M - $50M
121

$100M - $250M
121

$53M
$1M - $10M
121

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 Unity Recovery, Wavelo and Zep Sales & Service.

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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