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Cloud Infrastructure

Leader: AWS — 28.0% S1 · 63.0% CR3

S1
28.0%
leader
CR3
63.0%
top 3 combined
HHI
1,421
Unconcentrated
MARKET SIZE
$419B
Global

How this is calculated

FORMULA
S1 = AWS iaas/paas revenue / total iaas/paas revenue = 28.0%
CR3 = AWS + Azure + GCP = 63.0%
HHI = Σ(share²) = 1,421 (Unconcentrated (HHI < 1,500))
DENOMINATOR
IaaS/PaaS Revenue — $419B (Global)
Global infrastructure + platform cloud services revenue (excludes SaaS).
Size from: Synergy Research Group Q4 2024
TOP 3 PLAYERS
#1AWS28.0%
#2Azure21.0%
#3GCP14.0%
METHODOLOGY NOTE
AWS share of global IaaS+PaaS revenue per Synergy Research Group's quarterly cloud tracker. Validated against Canalys and segment revenue disclosures from Amazon, Microsoft, and Alphabet 10-Ks. [Refreshed Aug 2026: AWS slips 30→28% (grew 19% in a 35% market); GCP jumps to 14% on 63% growth. CR3 holds 63. Source: Synergy Research Q1 2026 ($129B quarter, +35% YoY; AWS 28, Azure 21, GCP 14); FY2025 total $419B]
SOURCES
Year: 2026
Geo: Global
Firms: 8

Historical S1 / CR3 trajectory

2006S1: 100%CR3: 100%AWS launches alone
2010S1: 90%CR3: 95%Azure nascent
2015S1: 51%CR3: 64%Three-horse race forming
2020S1: 39%CR3: 61%GCP gains ground
2025S1: 30%CR3: 63%Stable oligopoly
2026S1: 28%CR3: 63%AWS slips 30→28% (grew 19% in a 35% market); GCP jumps to 14

Labor economics

REV / EMPLOYEE (leader)
$0.6M
industry avg $0.5M
SG&A % (leader)
8%
of revenue

AWS = Amazon parent FY2025 SG&A 8.1%; cloud-segment SG&A not separately disclosed

See full Labor & AI analysis →

Related markets

Search Engines
Google
86.6%
CR3 97.9%
Social Media
Meta (FB+IG)
42.0%
CR3 75.0%
Digital Advertising
Meta
21.3%
CR3 59.6%
E-commerce
Amazon
40.5%
CR3 53.3%
Web Browser
Chrome
69.5%
CR3 90.0%

Source Quality Hierarchy

Every market has a primary source plus 1–3 validation sources. Revenue numerators come from SEC 10-K filings; denominators validated against the Economic Census where available.

TIER 1Authoritative anchorsGovernment data + SEC filings
US Economic Census (data.census.gov) · SEC EDGAR / Company 10-Ks · BEA Industry Value-Added (FRED) · BLS QCEW · USGS Mineral Commodity Summaries · EIA Refinery Capacity Report · FDA device listings
TIER 2Leading commercial trackersIndustry-standard paid trackers
IDC Semiannual Software Tracker · Gartner Market Share & Magic Quadrant · IBISWorld NAICS reports · StatCounter Global Stats · eMarketer / Insider Intelligence · Synergy Research Group
TIER 3Category specialistsBest-in-class niche authorities
SIPRI (aerospace & defense) · IQVIA (pharma) · TrendForce (semiconductors) · CIMdata (CAD/PLM) · Nilson Report (payments) · Am Law 100 (legal) · ENR Top 500 (A&E) · AM Best (insurance) · SIA (staffing) · Ad Age (agencies) · Barron's / Cerulli (wealth) · Evaluate MedTech · Nielsen Gauge (streaming) · Gridwise (ride-hail) · Bloomberg Second Measure (delivery) · RC Top 100 (roofing) · SDM Top 100 (fire/safety) · Big 4 annual reports · ALM Intelligence (consulting)

Data vintage: Q2 2025 research compilation. Labels updated 2026-Q2. Tier 1 sources refreshed from FY2025 SEC filings where available. For full methodology see the Methodology page.