List of Companies Using Microsoft 365
Prospecting companies using Microsoft 365? Here they are, biggest first, including WellSense Health Plan, Wintec - Waikato Institute of Technology and Algeco UK. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
926
<$1M
926
$100M - $250M
925
$25M
$250M - $500M
925
$500M - $1B
925
$100M - $250M
925
$25M - $50M
925
$60M
$250M - $500M
925
$1B
$250M - $500M
925
$50M - $100M
925
$50M - $100M
925
$14M
$250M - $500M
925
$50M - $100M
925
$100M - $250M
925
$100M - $250M
925
$1.8B
$1B - $10B
925
$10M - $25M
925
$250M - $500M
925
$53M
$1B - $10B
925
$250M - $500M
925
$1B - $10B
925
$500M - $1B
925
$234M
$500M - $1B
925
$50M - $100M
925
$100M - $250M
925
$1B - $10B
924
$1B - $10B
924
$100M - $250M
924
$50M - $100M
924
$75M
$500M - $1B
924
$10M - $25M
924
$339M
$500M - $1B
924
$1B - $10B
924
$250M - $500M
924
$500M - $1B
924
$3M
$50M - $100M
924
<$1M
924
$250M - $500M
924
$2.5M
$250M - $500M
924
$25M - $50M
924
$1B - $10B
924
$250M - $500M
924
$1B - $10B
924
$100M - $250M
924
$1M - $10M
924
$1M - $10M
923
<$1M
923
$500M - $1B
923
$500M - $1B
923
$1M - $10M
923
$100M - $250M
923
$1B - $10B
923
$250M - $500M
923
$591M
$100M - $250M
923
$250M - $500M
923
$100M - $250M
923
$500M - $1B
923
$1B - $10B
923
$1M - $10M
923
$500M - $1B
923
$250M - $500M
923
$100M - $250M
923
$100M - $250M
923
$50M - $100M
922
$500M - $1B
922
$250M - $500M
922
$1B - $10B
922
$1B - $10B
922
$175M
$1B - $10B
922
$250M - $500M
922
$30M
$1B - $10B
922
$250M - $500M
922
$50M - $100M
922
$250M - $500M
922
$1B - $10B
922
$500M - $1B
922
$1B - $10B
922
$1B - $10B
922
$165M
$500M - $1B
922
$72M
$1B - $10B
922
$10B+
922
$1M - $10M
922
$100M - $250M
922
$1M - $10M
922
$500M - $1B
922
$250M - $500M
922
$100M - $250M
921
$200M
$500M - $1B
921
$50M - $100M
921
$250M - $500M
921
$25M - $50M
921
$100M - $250M
921
$1B - $10B
921
$10M - $25M
921
$25M - $50M
921
$50M - $100M
921
$555M
$250M - $500M
921
$500M - $1B
921
$1M - $10M
921
$10M - $25M
921
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 WellSense Health Plan, Wintec - Waikato Institute of Technology and Algeco UK.
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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