List of Companies Using Microsoft 365
Prospecting companies using Microsoft 365? Here they are, biggest first, including HTS Engineering - Heat Transfer Solutions, Human Rights Campaign and IMCS Group. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
808
$1M - $10M
808
$250M - $500M
808
$1B - $10B
808
$500M - $1B
808
$25M - $50M
808
$100M - $250M
808
$1B - $10B
808
$100M - $250M
808
$250M - $500M
808
$281M
$500M - $1B
808
$50M - $100M
808
$1B - $10B
807
$167M
$25M - $50M
807
$138M
$250M - $500M
807
$250M - $500M
807
$251M
$250M - $500M
807
$1M - $10M
807
$25M - $50M
807
$420M
$50M - $100M
807
$25M - $50M
807
$100M - $250M
807
$100M - $250M
807
$10M - $25M
807
$500M - $1B
807
$100M - $250M
807
$100M - $250M
807
$50M - $100M
807
$50M - $100M
807
$100M - $250M
807
$1B - $10B
807
$25M - $50M
807
$25M - $50M
806
$25M - $50M
806
$250M - $500M
806
$500M - $1B
806
$100M - $250M
806
$250M - $500M
806
$250M - $500M
806
$119M
$500M - $1B
806
$1M - $10M
806
$500M - $1B
806
$100M - $250M
806
$1B
$500M - $1B
806
$250M - $500M
806
$100M - $250M
806
$10M - $25M
806
$250M - $500M
806
$100M - $250M
806
$1B - $10B
806
$250M - $500M
806
$25M - $50M
806
$50M - $100M
806
$90M
$1B - $10B
806
$1B - $10B
806
$100M - $250M
806
$1.7B
$250M - $500M
806
$250M - $500M
806
$1M - $10M
806
$500M - $1B
806
$100M - $250M
806
$1B - $10B
806
$50M - $100M
805
$100M - $250M
805
$500M - $1B
805
$100M - $250M
805
$50M - $100M
805
$50M - $100M
805
$69K
$100M - $250M
805
$1M - $10M
805
$500M - $1B
805
$1B - $10B
805
$50M - $100M
805
$267M
$100M - $250M
805
$1B - $10B
805
$25M - $50M
805
$500M - $1B
805
$100M - $250M
805
$10M - $25M
805
$25M - $50M
805
$250M - $500M
805
$250M - $500M
805
$25M - $50M
805
$50M - $100M
805
$250M - $500M
805
$1B - $10B
805
$250M - $500M
805
$50M - $100M
805
$100M - $250M
805
$1B - $10B
805
$10B+
805
$50M - $100M
805
$25M - $50M
805
$100M - $250M
805
$100M - $250M
805
$100M - $250M
805
$100M - $250M
805
$250M - $500M
805
$500M - $1B
804
$50M - $100M
804
About companies using Microsoft 365
Why target companies using Microsoft 365?
Microsoft 365 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 HTS Engineering - Heat Transfer Solutions, Human Rights Campaign and IMCS Group.
Which industries use Microsoft 365 the most?
Among companies using Microsoft 365 on LeadIQ, the most common industries are Construction, IT Services and IT Consulting, Financial Services, Hospitals and Health Care, Real Estate and Software Development. Narrow your list to the industry you sell into from there.
Where are companies using Microsoft 365 located?
Companies using Microsoft 365 are most often headquartered in the United States, the United Kingdom, Canada, Germany, Australia and France.
What other Collaboration & productivity technologies do companies use?
Prospecting the wider Collaboration & productivity space? Related technologies with their own company lists include Google Workspace, Microsoft SharePoint, Microsoft Teams and Atlassian Jira.
How do I reach decision makers at companies using Microsoft 365?
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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Top companies by employee count
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