List of Companies Using Slack

Prospecting companies using Slack? Here they are, biggest first, including American Conservation Experience, American Well and Amherst Residential. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$500M - $1B
501

$10M - $25M
501

$1M - $10M
501

$10M - $25M
501

$25M - $50M
501

Austria, Styria, Graz
<$1M
501

$100M - $250M
501

Japan
$100M - $250M
501

<$1M
501

$1M - $10M
501

501

$10M - $25M
501

$250M - $500M
501

$1M - $10M
501

$10M - $25M
501

<$1M
501

<$1M
501

Philippines, Makati
$1M - $10M
501

$25M - $50M
501

$1M - $10M
501

$56M
$100M - $250M
501

<$1M
501

$1M - $10M
501

<$1M
501

$10M - $25M
501

Cyprus
<$1M
501

Kenya, Nairobi
$25M - $50M
501

Nigeria, Lagos, Lagos
$1M - $10M
501

$1M - $10M
501

$500M - $1B
501

$1M - $10M
501

$25M - $50M
501

<$1M
501

$1M - $10M
501

$1M - $10M
501

$10M - $25M
501

<$1M
501

<$1M
501

$100M - $250M
501

$50M - $100M
501

$100M - $250M
501

<$1M
501

$1.7M
<$1M
501

<$1M
501

$1M - $10M
501

$1M - $10M
501

$1B - $10B
501

$50M - $100M
501

$1M - $10M
501

$1M - $10M
501

$100M - $250M
501

$1M - $10M
501

$50M - $100M
501

$527M
$100M - $250M
501

$760K
$1M - $10M
501

$1M - $10M
501

<$1M
501

$1M - $10M
501

$100M - $250M
501

<$1M
501

$174M
$1M - $10M
501

$25M - $50M
501

<$1M
501

<$1M
501

$100M - $250M
501

$500M - $1B
501

$9.3M
<$1M
501

<$1M
501

$1M - $10M
501

$58M
$1M - $10M
501

$32M
$10M - $25M
501

$25M - $50M
501

<$1M
501

$50M - $100M
501

$43M
$1M - $10M
501

$10M - $25M
501

$1M - $10M
501

$10M - $25M
501

501

$10M - $25M
501

$36M
$1M - $10M
501

$250M - $500M
501

501

$100M - $250M
501

$10M - $25M
501

$100M - $250M
501

$1M - $10M
501

$25M - $50M
501

501

$10M - $25M
501

<$1M
501

$25M - $50M
501

<$1M
501

<$1M
501

$1M - $10M
501

<$1M
501

$1M - $10M
501

$50M - $100M
500

South Korea, Seoul, Gangnam-gu
$41M
$1B - $10B
500

$100M - $250M
500

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 American Conservation Experience, American Well and Amherst Residential.

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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