List of Companies Using Slack
Prospecting companies using Slack? Here they are, biggest first, including Aspire, Caseware and Cradlepoint, part of Ericsson. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$27M
$50M - $100M
639
$100M - $250M
639
$163M
$250M - $500M
639
$25M - $50M
639
$500M - $1B
639
$500M - $1B
639
$100M - $250M
639
$10M - $25M
638
$8M
$25M - $50M
638
$250M - $500M
638
$75M
$25M - $50M
638
$100M - $250M
638
$100M - $250M
638
$49M
$250M - $500M
638
$250M - $500M
638
$1M - $10M
638
$500M - $1B
637
$315M
$100M - $250M
637
$36M
$100M - $250M
637
$50M - $100M
637
$1B - $10B
636
$500M - $1B
636
$245M
$100M - $250M
636
$250M - $500M
636
$500M - $1B
636
$100M
$100M - $250M
635
$100M - $250M
635
$280M
$500M - $1B
635
$646M
$250M - $500M
634
$1B - $10B
634
$250M - $500M
634
$268M
$250M - $500M
634
$100M - $250M
634
$250M - $500M
633
$196M
$100M - $250M
633
$100M - $250M
633
$18M
$25M - $50M
633
$48M
$250M - $500M
632
$500M - $1B
632
$250M - $500M
631
$22M
$100M - $250M
631
$250M - $500M
631
$10M
$100M - $250M
631
$10M - $25M
631
$500M - $1B
631
$343M
$100M - $250M
630
$1M - $10M
630
$1M - $10M
630
$1M - $10M
630
$250M - $500M
630
$50M - $100M
630
$26M
$250M - $500M
630
$100M - $250M
630
$50M - $100M
630
$936M
$100M - $250M
630
$10M - $25M
629
$1B - $10B
629
$250M - $500M
629
$320M
$100M - $250M
629
$25M - $50M
629
$250M - $500M
628
$2.1B
$500M - $1B
628
$477M
$500M - $1B
628
$200M
$50M - $100M
628
$105M
$250M - $500M
628
$100M - $250M
627
$250M - $500M
627
$1B - $10B
627
$10M - $25M
627
$238M
$250M - $500M
626
$9.7M
$50M - $100M
625
$250M - $500M
625
$60M
$100M - $250M
625
$500M - $1B
625
$100M - $250M
625
$100M - $250M
624
$250M - $500M
624
$100M
$250M - $500M
624
$328M
$100M - $250M
624
$10M - $25M
624
$50M - $100M
624
$91M
$25M - $50M
624
$250M - $500M
623
$114M
$100M - $250M
623
$250M - $500M
623
$500M - $1B
623
$770M
$500M - $1B
623
$666M
$250M - $500M
622
$25M - $50M
622
$250M - $500M
622
$1.3B
$1B - $10B
622
$15M
$250M - $500M
622
$250M - $500M
621
$100M - $250M
621
$194M
$500M - $1B
620
$744M
$250M - $500M
620
$68M
$25M - $50M
619
$100M - $250M
619
$250M - $500M
619
$250M - $500M
619
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 Aspire, Caseware and Cradlepoint, part of Ericsson.
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.
Search by Industry
ConstructionIT Services and IT ConsultingSoftware DevelopmentFinancial ServicesReal EstateHospitals and Health CareAdvertising ServicesNon-profit OrganizationsInsuranceLaw PracticeRetailWellness and Fitness ServicesBusiness Consulting and ServicesEducation Administration ProgramsMotor Vehicle ManufacturingTechnology, Information and InternetFood and Beverage ServicesStaffing and RecruitingAccountingOil and GasHospitalityAppliances, Electrical, and Electronics ManufacturingManufacturingArchitecture and PlanningMachinery Manufacturing
Search by Country
United StatesUnited KingdomCanadaGermanyAustraliaFranceNetherlandsIndiaSpainSwitzerlandItalySwedenBrazilBelgiumSingaporeIrelandUnited Arab EmiratesDenmarkSouth AfricaIsraelNew ZealandNorwayFinland
Search by Technology
Top companies by employee count
Top companies in United States by employee countTop companies in United Kingdom by employee countTop companies in Canada by employee countTop companies in Germany by employee countTop companies in France by employee countTop companies in Australia by employee countTop companies in Netherlands by employee countTop companies in India by employee countTop companies in Spain by employee countTop companies in Switzerland by employee countTop companies in Sweden by employee countTop companies in Italy by employee countTop companies in Denmark by employee countTop companies in Brazil by employee countTop companies in Ireland by employee count
1-888-653-2347 
support@leadiq.com © LeadIQ, Inc. All rights reserved.
