List of Companies Using Microsoft 365

Prospecting companies using Microsoft 365? Here they are, biggest first, including Defibtech, LLC, DevRabbit IT Solutions and Dialectic. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$25M - $50M
132

$10M - $25M
132

$100M - $250M
132

$50M - $100M
132

$50M - $100M
132

$50M - $100M
132

$50M - $100M
132

$25M - $50M
132

<$1M
132

$25M - $50M
132

$250M - $500M
132

$10M - $25M
132

$10M - $25M
132

$250M - $500M
132

$50M - $100M
132

$10M - $25M
132

$1M - $10M
132

$25M - $50M
132

Malta, Birkirkara, Birkirkara
$10M - $25M
132

$167M
$10M - $25M
132

$25M - $50M
132

$25M - $50M
132

Jersey, st Helier
$1B - $10B
132

$1M - $10M
132

$10M - $25M
132

$25M - $50M
132

$50M - $100M
132

$250M - $500M
132

$1.1M
$250M - $500M
132

$50M - $100M
132

$1M - $10M
132

$10M - $25M
132

$50M - $100M
132

$50M - $100M
132

$50M - $100M
132

$25M - $50M
132

$1M - $10M
132

$1M - $10M
132

$100M - $250M
132

$50M - $100M
132

$50M - $100M
132

$100M - $250M
132

$1M - $10M
132

Bulgaria, Sofia-grad, Sofia
$1B - $10B
132

$50M - $100M
132

$50M - $100M
132

<$1M
132

$50M - $100M
132

$100M - $250M
132

$10M - $25M
132

$100M - $250M
132

<$1M
132

$100M - $250M
132

Portugal, Aveiro, Eco Parque Empresarial de Estarreja
$1M - $10M
132

$1B - $10B
132

$100M - $250M
132

$100M - $250M
132

$100M
$10M - $25M
132

$50M - $100M
132

$25M - $50M
132

$10M - $25M
132

$25M - $50M
132

$15M
$10M - $25M
132

<$1M
132

$25M - $50M
132

$1M - $10M
132

$100M - $250M
132

$50M - $100M
132

$50M - $100M
132

$25M - $50M
132

$10M - $25M
132

$50M - $100M
132

$250M - $500M
132

$25M - $50M
132

$10M - $25M
132

$50M - $100M
132

$10M - $25M
132

$50M - $100M
132

$100M - $250M
132

$10M - $25M
132

$50M - $100M
132

$50M - $100M
132

$100M - $250M
132

$25M - $50M
132

$500M - $1B
132

$50M - $100M
132

$100M - $250M
132

$100M - $250M
132

$100M - $250M
132

$50M - $100M
132

$100M - $250M
132

$50M - $100M
132

$100M - $250M
132

$50M - $100M
132

$1M - $10M
132

$1M - $10M
132

$10M - $25M
132

$50M - $100M
132

$50M - $100M
132

Bulgaria, Sofia-grad, Sofia
$500M - $1B
132

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 Defibtech, LLC, DevRabbit IT Solutions and Dialectic.

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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