Best Cloud Computing Companies

Amazon Web Services

Compute, storage, databases and AI services.

Rank 1 of 10 · NASDAQ: AMZN · Updated November 10, 2026

Overview

Amazon Web Services is the cloud business of Amazon. It opened to outside customers in 2006 and is the largest cloud provider by revenue.

AWS reported about $46 billion in revenue for the third quarter of 2026, up 39% from a year earlier, and $17.8 billion in operating income. Synergy Research Group put its share of worldwide cloud infrastructure spending at 26% for the same quarter.

Reported figures

Rank on this site1 of 10
Cloud revenue, latest quarterAbout $46.0 billion Constellation Research
Growth from a year earlier+39% Constellation Research
QuarterQ3 2026
Reported line usedAWS segment
Operating income, Q3 2026$17.8 billion Constellation Research
Share of cloud infrastructure spending, Q3 202626% (Synergy Research Group estimate) Data Center Knowledge
Parent companyAmazon.com, Inc.
Stock listingNASDAQ: AMZN
Launched2006

Where it sits in the ranking

AWS is number 1 of 10 in the ranking by cloud revenue. Amazon reports AWS as its own segment. The company below it is Microsoft Azure with $33.2 billion.

What it sells

  • EC2 virtual machines
  • S3 object storage
  • RDS and Aurora databases
  • Lambda functions
  • Bedrock and SageMaker for AI

Official site: aws.amazon.com. Background: Wikipedia.

Sources

  1. Constellation Research. AWS Q3 revenue growth surges 39%, capex stings Amazon’s cash flow. October 29, 2026.
  2. Data Center Knowledge. Cloud Revenue Hits $168B as AI Capacity Expands. November 3, 2026.