List of Companies Using Microsoft 365
Prospecting companies using Microsoft 365? Here they are, biggest first, including William Reed Ltd, Xtend Healthcare and sirar by stc. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$25M - $50M
523
$100M - $250M
523
$25M - $50M
523
$100M - $250M
522
$50M - $100M
522
$250M - $500M
522
<$1M
522
$25M - $50M
522
$250M - $500M
522
$25M - $50M
522
$50M - $100M
522
$10M - $25M
522
$26M
$250M - $500M
522
$100M - $250M
522
$100M - $250M
522
$25M - $50M
522
$100M - $250M
522
$100M - $250M
522
$100M - $250M
522
$1M - $10M
522
$1M - $10M
522
$10M - $25M
522
<$1M
522
$10M - $25M
522
$1M - $10M
522
$100M - $250M
522
$191M
$25M - $50M
522
$1M - $10M
522
$27M
$100M - $250M
522
$10M - $25M
522
$50M - $100M
522
$100M - $250M
522
$50M - $100M
522
$500M - $1B
522
$100M - $250M
522
$1B - $10B
522
$50M - $100M
522
$1.5B
$50M - $100M
522
$500M - $1B
522
$1B - $10B
522
$500M - $1B
522
$50M - $100M
522
$250M - $500M
522
$100M - $250M
521
$100M - $250M
521
$250M - $500M
521
$100M - $250M
521
$25M - $50M
521
$1M - $10M
521
$100M - $250M
521
$250M - $500M
521
$250M - $500M
521
$7.5M
$500M - $1B
521
$50M - $100M
521
$250M - $500M
521
$50M - $100M
521
$100M - $250M
521
$250M - $500M
521
$17M
$500M - $1B
521
$1B - $10B
521
$100M - $250M
521
$25M - $50M
521
$100M - $250M
521
$250M - $500M
521
$50M
$250M - $500M
521
$250M - $500M
521
$10M - $25M
521
$250M - $500M
521
$62M
$1B - $10B
521
$1B - $10B
521
$50M - $100M
521
$1M - $10M
521
$50M - $100M
521
$50M - $100M
521
$1.4M
$500M - $1B
521
$50M - $100M
521
$50M - $100M
521
$1M - $10M
521
$25M - $50M
521
$100M - $250M
521
$100M - $250M
521
$7M
$500M - $1B
521
$50M - $100M
521
$25M - $50M
521
$500M - $1B
521
$500M - $1B
520
$1B - $10B
520
$1B - $10B
520
$1M - $10M
520
$100M - $250M
520
$25M - $50M
520
$250M - $500M
520
$50M - $100M
520
$100M - $250M
520
$1.1B
<$1M
520
$250M - $500M
520
$1M - $10M
520
$50M - $100M
520
$250M - $500M
520
$25M - $50M
520
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 William Reed Ltd, Xtend Healthcare and sirar by stc.
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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