List of Companies Using Microsoft 365
Prospecting companies using Microsoft 365? Here they are, biggest first, including GuideOne Insurance, HealthHero and Indie Campers. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$200M
$1B - $10B
507
$151M
$1M - $10M
507
$69M
$1B - $10B
507
$10M - $25M
507
$18M
$50M - $100M
507
$1M - $10M
507
$18M
$100M - $250M
507
$9.8M
<$1M
507
$158M
$25M - $50M
507
$1B - $10B
507
$1.5M
$10M - $25M
507
$650M
$500M - $1B
507
$100M - $250M
507
$100M - $250M
507
$4.7B
$500M - $1B
507
$25M - $50M
507
$395M
$25M - $50M
507
$693M
$100M - $250M
507
$500M - $1B
507
$500M - $1B
507
$250M - $500M
507
$1B - $10B
507
$1M - $10M
507
$25M - $50M
507
$100M - $250M
507
$1M - $10M
507
$50M - $100M
507
$34M
$50M - $100M
507
$250M - $500M
507
$10M - $25M
507
$100M - $250M
507
$10M - $25M
507
$1M - $10M
507
$1M - $10M
507
$250M - $500M
507
$1M - $10M
507
$100M - $250M
507
$500M - $1B
507
$10M - $25M
507
$25M - $50M
507
$50M - $100M
507
$25M - $50M
507
$100M - $250M
507
$10M - $25M
507
$1M - $10M
507
$572M
$100M - $250M
507
$76M
$100M - $250M
507
$50M - $100M
507
$500M - $1B
506
$50M - $100M
506
$100M - $250M
506
$500M - $1B
506
$100M - $250M
506
$500M - $1B
506
$100M - $250M
506
$500M - $1B
506
$25M - $50M
506
$25M - $50M
506
$13M
$25M - $50M
506
$3.4B
$250M - $500M
506
$100M - $250M
506
$25M - $50M
506
$100M - $250M
506
$250M - $500M
506
$108M
$25M - $50M
506
$500M - $1B
506
$250M - $500M
506
$1B - $10B
506
$1M - $10M
506
$250M - $500M
506
$609M
$25M - $50M
506
$25M - $50M
506
$10M - $25M
506
$250M - $500M
506
$100M - $250M
506
$100M - $250M
506
$10M - $25M
506
$1B - $10B
506
$25M - $50M
506
$100M - $250M
506
$250M - $500M
506
$5M
$100M - $250M
506
$1M - $10M
506
$250M - $500M
506
$100M - $250M
506
$1M - $10M
506
$50M - $100M
506
$250M - $500M
506
$250M - $500M
506
$100M - $250M
506
$25M - $50M
506
$533M
$100M - $250M
506
$25M - $50M
506
$1M - $10M
506
$10M - $25M
506
$100M - $250M
506
$100M - $250M
506
$100M - $250M
506
$1M - $10M
506
$250M - $500M
506
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 GuideOne Insurance, HealthHero and Indie Campers.
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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