List of Companies Using Slack

Prospecting companies using Slack? Here they are, biggest first, including Boston Children's Hospital, Telia and foodpanda. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$27M
$1B - $10B
18K

$533M
$1B - $10B
18K

$749M
$10B+
18K

Kenya, Nairobi, Nairobi
$3.2B
$1B - $10B
17K

$10B+
17K

$554M
$1B - $10B
17K

$1B - $10B
17K

$79M
$500M - $1B
17K

$1B - $10B
17K

$10B
$1B - $10B
17K

$12M
$500M - $1B
17K

$10B+
17K

$1B - $10B
17K

$48M
$500M - $1B
17K

$469M
$10B+
17K

$210M
$1B - $10B
17K

$450M
$1B - $10B
17K

$36B
$1B - $10B
17K

$1B - $10B
17K

$4B
$1B - $10B
17K

$250M
$250M - $500M
17K

$50M - $100M
17K

Kuwait, Al Asimah, Kuwait City
$500M - $1B
17K

$600M
$10B+
17K

$100M - $250M
16K

$500M
$1B - $10B
16K

$10B+
16K

$2.1B
$250M - $500M
16K

$505M
$1B - $10B
16K

$25M - $50M
16K

$11M
$250M - $500M
16K

$8.5B
$10B+
16K

$10B+
16K

$10B+
16K

$10B+
16K

$10B+
16K

Estonia, Tallinn
$2.3B
$1B - $10B
16K

$450M
$10B+
16K

$10B+
16K

$500M
$10B+
16K

$100M - $250M
16K

$1B - $10B
16K

$1B - $10B
16K

$1B - $10B
16K

Nigeria, Lagos, Lagos
$1B - $10B
16K

$18M
$500M - $1B
16K

$1B - $10B
16K

$10B+
16K

$600M
$1B - $10B
16K

$720M
$500M - $1B
16K

$158M
$10B+
15K

$1.4B
$1B - $10B
15K

$29M
$500M - $1B
15K

$1B - $10B
15K

$113M
$1B - $10B
15K

$102M
$10B+
15K

$24M
$500M - $1B
15K

$1.5B
$1B - $10B
15K

$10B+
15K

$1.8B
$10B+
15K

$748M
$10B+
15K

$527M
$1B - $10B
15K

$1.2B
$500M - $1B
15K

$1B - $10B
15K

$500M - $1B
15K

$10B+
15K

$1.1B
$1B - $10B
15K

$100M - $250M
15K

$5.5M
$1B - $10B
15K

$10B+
15K

$2.2B
$10B+
15K

$211M
$1B - $10B
15K

$10B+
15K

Uruguay, Montevideo, Cordon
$329M
$1B - $10B
15K

Bangladesh, Dhaka Division, Gulshan Model Town
$50M
$1B - $10B
15K

$500M - $1B
15K

$10B+
15K

$1B - $10B
15K

Romania, Argeș, Râca
$2.6B
$1B - $10B
15K

$35M
$1B - $10B
15K

$2.5B
$10B+
15K

$250M - $500M
15K

$1B - $10B
15K

$250M - $500M
15K

$2.4M
$250M - $500M
15K

$10B+
15K

$1B - $10B
15K

$4.9B
$1B - $10B
15K

$3.3B
$10B+
15K

$32M
$500M - $1B
15K

Malaysia, Selangor, Sepang
$50M
$1B - $10B
15K

$1B - $10B
15K

$9.8B
$1B - $10B
15K

$20M
$10B+
15K

$1B - $10B
15K

$5.8B
$1B - $10B
15K

$10B+
15K

$500M - $1B
14K

Chile, Santiago Metropolitan, Santiago
$10B+
14K

$7.8B
$1B - $10B
14K

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 Boston Children's Hospital, Telia and foodpanda.

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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