List of Companies Using Microsoft 365

Prospecting companies using Microsoft 365? Here they are, biggest first, including ISAIA, Illumination and Info Origin Inc.. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
327

$10M - $25M
327

$50M - $100M
327

$42M
$50M - $100M
327

$1M - $10M
327

$50M - $100M
327

$250M - $500M
327

$25M - $50M
327

$250M - $500M
327

$25M - $50M
327

$1M - $10M
327

$100M - $250M
327

$500M - $1B
327

$100M - $250M
327

$50M - $100M
327

$100M - $250M
327

$50M - $100M
327

$100M - $250M
327

$50M - $100M
327

$100M - $250M
327

$10M - $25M
327

$1B - $10B
327

$50M - $100M
327

$150M
$100M - $250M
327

$543M
$500M - $1B
327

$250M - $500M
327

$250M - $500M
327

Mexico, Nuevo León, Monterrey
$10M - $25M
327

$250M - $500M
327

$363M
$100M - $250M
327

$25M - $50M
327

$100M - $250M
327

$100M - $250M
327

$14M
$25M - $50M
327

$1M - $10M
327

$91M
$50M - $100M
327

$1M - $10M
327

$18M
$50M - $100M
327

$25M - $50M
327

$2.2M
$100M - $250M
327

Chile, Biobío, Concepción
$1B - $10B
327

$83M
$50M - $100M
327

$250M - $500M
327

$50M - $100M
327

$86M
$50M - $100M
327

$100M - $250M
327

$100M - $250M
327

$10M - $25M
327

$1M - $10M
327

$100M - $250M
327

$900K
$250M - $500M
327

$100M - $250M
327

$1M - $10M
327

$500M - $1B
327

$228K
$1M - $10M
327

$100M - $250M
327

$251M
$25M - $50M
327

$50M - $100M
327

$500M - $1B
327

Estonia, Harju Maakond, Põhja-tallinna
$25M - $50M
327

$10M - $25M
327

Saudi Arabia, Riyadh, Riyadh
$100M - $250M
327

$1M - $10M
327

$100M - $250M
326

$10M - $25M
326

$100M - $250M
326

$100M - $250M
326

$250M - $500M
326

$100M - $250M
326

$25M - $50M
326

$12M
$100M - $250M
326

Portugal, Aveiro, Cucujães
$1M - $10M
326

Czech Republic, Prague, Kunratice
$10M - $25M
326

$1M - $10M
326

$1.2B
$100M - $250M
326

$10M - $25M
326

$50M - $100M
326

$500M - $1B
326

$100M - $250M
326

$50M - $100M
326

$25M - $50M
326

$10M - $25M
326

$1M - $10M
326

$250M - $500M
326

$500M - $1B
326

$100M - $250M
326

$250M - $500M
326

$250M - $500M
326

$50M - $100M
326

$1.1B
$250M - $500M
326

$25M - $50M
326

$20K
$250M - $500M
326

$250M - $500M
326

$250M - $500M
326

$1M - $10M
326

$10M - $25M
326

$50M - $100M
326

$1M - $10M
326

$100M - $250M
326

$1M - $10M
326

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 ISAIA, Illumination and Info Origin Inc..

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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