---
title: "Cloud market share 2026: AWS 65.3%, Microsoft Azure 17.7%"
description: "Cloud market share across 220K+ companies, by company size, with who switches to whom."
url: https://www.incumbently.com/market-share/cloud
---

Market share · Last verified Nov 6, 2026

# Cloud market share Across 220K+ companies.

Across the 220K+ company installs we see in Cloud, AWS leads with 65.3%, followed by Microsoft Azure at 17.7%. Shares count companies, not revenue.

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220K+ Company installs in Cloud

65.3% AWS share

0 pts AWS, 12-month change

Share

## Share of companies.

[AWS](https://www.incumbently.com/companies-using/aws) 65.3%

[Microsoft Azure](https://www.incumbently.com/companies-using/azure) 17.7%

[Google Cloud](https://www.incumbently.com/companies-using/google-cloud) 17%

| Vendor          | Companies | Share | 12-mo change |
| --------------- | --------- | ----- | ------------ |
| AWS             | 140K+     | 65.3% | +0 pts       |
| Microsoft Azure | 40K+      | 17.7% | +0 pts       |
| Google Cloud    | 38K+      | 17%   | +0 pts       |

Switching

## Who moves to whom.

Companies that stopped using one vendor and started using another since Nov 6, 2025\. Darker cells mean more switches.

From ↓ · To → AWS Microsoft Azure Google Cloud AWS — 180+ 340+ Microsoft Azure 260+ — 95 Google Cloud 310+ 100+ —

By company size

## Share by company size.

51–200 staff

AWS 64%

Microsoft Azure 22%

Google Cloud 14%

201–500 staff

AWS 60%

Microsoft Azure 28%

Google Cloud 13%

501–1,000 staff

AWS 58%

Microsoft Azure 30%

Google Cloud 12%

1,001–5,000 staff

AWS 53%

Microsoft Azure 34%

Google Cloud 13%

5,001–10,000 staff

AWS 53%

Microsoft Azure 33%

Google Cloud 14%

10,001+ staff

AWS 53%

Microsoft Azure 33%

Google Cloud 13%

How we count

## Every signal behind the numbers.

Agent scanning · 01 / 78 **MX records** Domain names `Microsoft 365 behind Mimecast`Shows adoption

Domain names **9**

Subdomains and tenants **7**

Certificates **4**

Website and app **12**

Hiring **8**

People **6**

Company news **7**

Vendors and partners **7**

Public records **6**

Code and infrastructure **8**

Incumbent events **4**

Questions

## Cloud market share, answered.

AWS, with 65.3% of the 220K+ company installs we see in Cloud. Microsoft Azure is second at 17.7%.

AWS gained the most over the last 12 months (0 points), based on the companies that adopted and dropped each tool.

By the number of companies where we see each tool in use, not by revenue or seats. A company that uses two of these tools counts for both.

The vendors

[Companies using AWS**140K+** ](https://www.incumbently.com/companies-using/aws)[Companies using Microsoft Azure**40K+** ](https://www.incumbently.com/companies-using/azure)[Companies using Google Cloud**38K+** ](https://www.incumbently.com/companies-using/google-cloud)

Head to head

[AWS vs Microsoft Azure](https://www.incumbently.com/compare/aws-vs-azure)[AWS vs Google Cloud](https://www.incumbently.com/compare/aws-vs-google-cloud)[Microsoft Azure vs Google Cloud](https://www.incumbently.com/compare/azure-vs-google-cloud)

[Market share Every category we track ](https://www.incumbently.com/market-share)Related

Your turn

## Track the Cloud market.

See every company using your competitor, and know when they switch. Start free, no card needed.

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