Company lists · Data refreshed September 2026

Top 25 Infrastructure as a service companies worldwide

RevenueBase identified 2,156 infrastructure as a service companies worldwide as of September 2026 and tracks 213,872 professional contacts across them, including 20,706 with verified work emails. The United States is the largest market and London the largest hub.

This list covers infrastructure as a service companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for infrastructure as a service companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
2,156Companies
213,872Contacts tracked
20,706Verified emails
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The 25 largest infrastructure as a service companies worldwide

Ranked by team size
Top 25 of 2,156 infrastructure as a service companies worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure as a service companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceSeattle, WA, United StatesHQ checked Sep 20, 202610001+156,457 contacts →

Strong evidence

“Launched in 2006, Amazon Web Services (AWS) began exposing key infrastructure services to businesses in the form of web services - now widely known as cloud computing.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceSeoul, South KoreaHQ checked Sep 20, 202610001+11,283 contacts →

Indirect evidence

“Samsung SDS provides cloud computing and digital logistics services.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceJinan, ChinaHQ checked Sep 20, 202610001+3,153 contacts →

Indirect evidence

“Inspur group is China's leading cloud computing, big data service provider with three listed companies: Inspur Information, Inspur Software and Inspur International, covering four…”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceRoubaix, FranceHQ checked Sep 20, 20261,001-5,0003,036 contacts →

Indirect evidence

“OVHcloud is a global player and the leading European cloud provider operating over servers within 43 data centers across 4 continents to reach 1,6 million customers in over 140…”

Source: RevenueBase Database · checked Sep 20, 2026
5Strong evidenceReston, VA, United StatesHQ checked Sep 20, 20261,001-5,0001,793 contacts →

Strong evidence

“TNS is a global provider of Infrastructure-as-a-Service (IaaS) solutions to the financial, communications and payments markets.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 20, 2026n/a837 contacts →

Indirect evidence

“Railway’s mission is to build the cloud computing stack that unburdens you, so you can focus more on what matters to you.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceSt. Louis, MO, United StatesHQ checked Sep 20, 2026501-1,000811 contacts →

Indirect evidence

“We are cloud-forward and data center-strong, a champion for untangling the hybrid complexity of modern IT, so you can free up resources to innovate, exceed customer expectations…”

Source: RevenueBase Database · checked Sep 20, 2026
8Strong evidenceAmsterdam, JapanHQ checked Sep 20, 2026501-1,000629 contacts →

Strong evidence

“Leaseweb is a leading Cloud services and Infrastructure-as-a-Service (IaaS) provider serving a worldwide portfolio of customers ranging from SMBs to Enterprises.”

Source: RevenueBase Database · checked Sep 20, 2026
9Partial evidence桃園市, TaiwanHQ checked Sep 20, 20265,001-10,000516 contacts →

Partial evidence

“Ingrasys Inc.Foxconn Technology GroupAS9100 -> Ingrasys About Ingrasys Ingrasys Inc, a subsidiary of Foxconn Technology Group and a global leading cloud infrastructure provider…”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceMoscow, RussiaHQ checked Sep 20, 2026201-500471 contacts →

Partial evidence

“Yandex Cloud is a public cloud platform where companies can create and develop projects using Yandex's scalable computing power, advanced technologies, and infrastructure.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceBnei Brak, IsraelHQ checked Sep 20, 2026201-500451 contacts →

Indirect evidence

“Sela Cloud provides tech solutions for SaaS & AI companies.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceGurgaon, IndiaHQ checked Sep 20, 2026501-1,000440 contacts →

Indirect evidence

“Founded in 2010, Real Time Data Services (RTDS) is a group of companies excelling in global information technology, specializing in Cloud Computing and Cloud Telephony.”

Source: RevenueBase Database · checked Sep 20, 2026
13Strong evidencePittsburgh, PA, United StatesHQ checked Sep 20, 2026201-500434 contacts →

Strong evidence

“Expedient is a data center and cloud services provider offering infrastructure as a service (IaaS) with local operations in Pittsburgh, PA, Baltimore, MD, Boston, MA, Cleveland…”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceFetsund, United StatesHQ checked Sep 20, 202610001+428 contacts →

Indirect evidence

“SoftLayer is now IBM Cloud.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceShanghai, ChinaHQ checked Sep 20, 20261,001-5,000356 contacts →

Indirect evidence

“Established in 2012 and headquartered in Shanghai, UCloud is a leading neutral and secure computing service platform.”

Source: RevenueBase Database · checked Sep 20, 2026
16Partial evidenceWest Palm Beach, FL, United StatesHQ checked Sep 20, 2026201-500348 contacts →

Partial evidence

“Vultr is on a mission to make high-performance cloud infrastructure easy to use, affordable, and locally accessible for enterprises and AI innovators around the world.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceHanoi, VietnamHQ checked Sep 20, 2026501-1,000344 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
18Partial evidenceAtlanta, GA, United StatesHQ checked Sep 20, 202651-200334 contacts →

Partial evidence

“Internap Holding LLC (INAP) is a global provider of performance-driven, secure hybrid infrastructure solutions, enabling technology leaders to simplify their cloud journeys and…”

Source: RevenueBase Database · checked Sep 20, 2026
19Partial evidenceGurgaon, IndiaHQ checked Sep 20, 2026201-500332 contacts →

Partial evidence

“Ever since its inception in 1995, Progression has been at the forefront of technology, delivering outstanding IT infrastructure services to create significant business value for…”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceBarueri, BrazilHQ checked Sep 20, 2026201-500315 contacts →

Indirect evidence

“Na Darede, nossa missão é clara: transformar negócios e pessoas por meio da tecnologia, criando um mundo melhor.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceNew Delhi, IndiaHQ checked Sep 20, 2026201-500305 contacts →

Indirect evidence

“E2E Cloud is amongst India's fastest growing accelerated computing platform in India.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceAuckland, New ZealandHQ checked Sep 20, 2026201-500227 contacts →

Indirect evidence

“We're always on so you're always there.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceSão Paulo, BrazilHQ checked Sep 20, 202651-200205 contacts →

Indirect evidence

“Somos uma empresa especializada em serviços de Cloud Computing e Dados que tem se destacado no mercado de Tecnologia por sua liderança e caráter inovador.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceSaint Denis, FranceHQ checked Sep 20, 2026501-1,000197 contacts →

Indirect evidence

“We are a true product of innovation.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceCampinas, BrazilHQ checked Sep 20, 202651-200188 contacts →

Indirect evidence

“FUTURE-PROOF CLOUD Infraestrutura digital soberana construída por quem já viu o futuro mudar mais de uma vez.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 2,156 infrastructure as a service companies worldwide

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Infrastructure as a service companies worldwide at a glance

As of Sep 20, 2026
9.7%Verified-email coverage
99.2Average contacts per company
11-50Median size (employees)
2.0%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
890
11-50
846
51-200
261
201-500
80
501-1,000
25
1,001-5,000
27
5,001-10,000
5
10001+
18

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among infrastructure as a service companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for infrastructure as a service companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “infrastructure as a service companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names infrastructure as a service companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among infrastructure as a service companies, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 20,706 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Infrastructure as a service companies by location

13 lists · largest first

Every Infrastructure as a service companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names infrastructure as a service companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many infrastructure as a service companies are there worldwide?

RevenueBase identified 2,156 infrastructure as a service companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Amazon WEB Services AWS, headquartered in Seattle, tops this list with the largest team on record.

Which country has the most infrastructure as a service companies?

The United States leads with 395 companies, followed by India (226) and Brazil (146). Every infrastructure as a service companies list by country and city is linked on this page.

Which city has the most infrastructure as a service companies?

London leads with 44 headquartered companies, followed by Sao Paulo (39) and Singapore (23).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 20,706 verified decision-maker contacts tracked across these 2,156 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.