List of Companies Using Slack

Prospecting companies using Slack? Here they are, biggest first, including Foster Love, GitKraken and IKA. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$50M - $100M
89

$250M - $500M
89

$1M - $10M
89

$44M
$10M - $25M
89

$10M - $25M
89

$58M
$100M - $250M
89

$10M - $25M
89

$10M
$10M - $25M
89

$1M - $10M
89

$10M - $25M
89

$50M - $100M
89

$100K
$50M - $100M
89

$5M
$1M - $10M
89

$31M
$25M - $50M
89

$50M - $100M
89

$80M
$50M - $100M
89

$10M - $25M
89

$10M
$50M - $100M
89

$25M - $50M
89

$100M - $250M
89

$61M
$50M - $100M
89

$351M
$10M - $25M
89

$10M - $25M
89

$50M - $100M
89

$50M - $100M
89

$179M
$50M - $100M
89

$21M
$25M - $50M
89

$42M
$50M - $100M
89

$50M - $100M
89

$10M
$1M - $10M
89

$4.8M
$100M - $250M
89

Poland, Masovian, Warsaw
$58M
$1M - $10M
89

$1M - $10M
89

$25M - $50M
89

$25M - $50M
89

$25M - $50M
89

$1M - $10M
89

$71M
$50M - $100M
89

$25M - $50M
89

$49M
$50M - $100M
89

$50M - $100M
89

$10M - $25M
89

$25M - $50M
89

Japan, Tokyo, Jingūmae
$1B - $10B
89

$10M - $25M
89

$25M
$10M - $25M
89

$10M - $25M
89

$120M
$50M - $100M
89

$100M - $250M
89

$14M
$25M - $50M
89

$1.9M
$50M - $100M
89

$25M
$10M - $25M
89

$10M - $25M
89

$100M - $250M
89

$100M - $250M
89

$10M - $25M
89

$1M - $10M
89

$9.1M
$50M - $100M
89

$50M - $100M
89

$1M - $10M
89

$100M - $250M
89

$69M
$50M - $100M
89

Malta
$10M - $25M
89

$5.9M
$50M - $100M
89

$18M
$50M - $100M
89

$108M
$250M - $500M
89

$5M
<$1M
89

$50M - $100M
89

$9.1M
$25M - $50M
89

$50M - $100M
88

$1B - $10B
88

$5.9M
$1M - $10M
88

$554M
$50M - $100M
88

<$1M
88

$10M - $25M
88

$100M - $250M
88

$1M - $10M
88

$1M - $10M
88

$1M - $10M
88

<$1M
88

$5M
$1M - $10M
88

$9M
$50M - $100M
88

Rwanda, Kigali
$300K
$10M - $25M
88

$10M - $25M
88

$50M - $100M
88

$1M - $10M
88

$50M - $100M
88

$3M
$50M - $100M
88

$25M - $50M
88

$10M - $25M
88

$50M - $100M
88

$25M - $50M
88

$25M - $50M
88

$10M - $25M
88

$25M - $50M
88

$10M - $25M
88

$25M - $50M
88

$25M - $50M
88

$1M - $10M
88

$50M - $100M
88

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 Foster Love, GitKraken and IKA.

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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