Company lists · Data refreshed September 2026
Top 25 AI cloud service providers worldwide
RevenueBase identified 7,485 AI cloud service providers worldwide as of September 2026 and tracks 914,990 professional contacts across them, including 244,956 with verified work emails. The United States is the largest market and London the largest hub.
This list covers AI cloud service providers 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 27, 2026. Country and city lists for AI cloud service providers 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.
The 25 largest AI cloud service providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 326,658 contacts → | ||||
Partial evidence “Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 156,457 contacts → | ||||
Partial 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 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 143,390 contacts → | ||||
Strong evidence “Oracle is a global leader in AI, delivering the cloud infrastructure, data, and applications that organizations across the world trust to successfully achieve business outcomes at…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 20,235 contacts → | ||||
Partial evidence “Publicis Sapient is a technology company that provides enterprise AI platforms and services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 14,658 contacts → | ||||
Partial evidence “Baidu is a leading AI company with strong Internet foundation, driven by our mission to “make the complicated world simpler through technology”.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 12,830 contacts → | ||||
Partial evidence “Databricks is the Data and AI company.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 9,049 contacts → | ||||
Partial evidence “Teradata empowers enterprises to turn intelligence into autonomous action, grounding AI agents in deep business context and trusted data.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 8,506 contacts → | ||||
Partial evidence “Founded in 1997, ValueLabs is a global Agentic AI services company.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 7,069 contacts → | ||||
Strong evidence “Rackspace Technology® is the operator of the full enterprise AI stack from governed private cloud to AI inference and agents in production.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 6,103 contacts → | ||||
Partial evidence “Shaping Intelligent Enterprises with AI-first, Platform led, tech infrastructure services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5,352 contacts → | ||||
Strong evidence “Mastek Limited is a global provider of enterprise AI, digital, and cloud services, enabling clients to achieve measurable and sustainable returns on their technology investments.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 5,285 contacts → | ||||
Partial evidence “Brillio is The Enterprise AI Accelerator helping Fortune companies move from AI ambition to scaled impact, faster.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 4,637 contacts → | ||||
Partial evidence “LG CNS is a leading global AI service provider specializing in AX (AI Transformation).” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4,619 contacts → | ||||
Partial evidence “We are AI/R.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4,582 contacts → | ||||
Indirect evidence “NIIT Tech is Coforge now.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3,506 contacts → | ||||
Partial evidence “Cegid is the European leader in cloud management solutions for finance (cash management, taxation, ERP), human resources (payroll, talent management), accounting, retail, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3,219 contacts → | ||||
Strong evidence “Cloudera is the only data and AI platform company that brings AI to data anywhere: in clouds, data centers, and at the edge.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2,703 contacts → | ||||
Partial evidence “As a global technology leader, Rocket Software is the partner of choice for organizations transforming their IT from core systems to the cloud.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2,702 contacts → | ||||
Indirect evidence “This page has transitioned to Bounteous India.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2,417 contacts → | ||||
Indirect evidence “Accion Labs is an - headquartered in Pittsburgh.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2,331 contacts → | ||||
Strong evidence “Trianz is a "transformation services as a software" company - helping enterprises accelerate cloud adoption and AI transformation through Concierto, our unified, AI-first platform…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2,323 contacts → | ||||
Partial evidence “MAQ Software enables leading companies to accelerate AI and data initiatives.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2,126 contacts → | ||||
Partial evidence “TeKnowledge is a trusted expert technology services company that partners with companies and countries to navigate the complexities of becoming AI‑First, managing the full…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 2,045 contacts → | ||||
Strong evidence “DigitalOcean is the AI-Native Cloud purpose-built for the inference and agentic era.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 2,000 contacts → | ||||
Partial evidence “Marlabs is your trusted AI transformation partner with 30 years of experience solving modern challenges, with a proven track record of delivering complex technology solutions to…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: AI cloud service providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names AI cloud service providers.
- Partial evidence
- Its own public description names part of AI cloud service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name AI cloud service providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 7,485 AI cloud service providers worldwide
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 244,956 reachable decision-makers.
Free signup · no credit card
AI cloud service providers worldwide at a glance
As of Sep 27, 2026Companies by employee count
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 AI cloud service providers, 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 AI cloud service providers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “AI cloud service providers”. 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 AI cloud service providers), 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 AI cloud service providers, 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, 244,956 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 27, 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.
AI cloud service providers by location
45 lists · largest firstEvery AI cloud service providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- AI cloud service providers based in the United States1,468
- AI cloud service providers based in India1,198
- AI cloud service providers based in the United Kingdom346
- AI cloud service providers based in Canada201
- AI cloud service providers based in Germany169
- AI cloud service providers based in Brazil161
- AI cloud service providers based in the United Arab Emirates146
- AI cloud service providers based in Pakistan141
- AI cloud service providers based in China133
- AI cloud service providers based in France132
- AI cloud service providers based in Australia125
- AI cloud service providers based in Spain97
- AI cloud service providers based in Singapore84
- AI cloud service providers based in the Netherlands83
- AI cloud service providers based in Türkiye73
- AI cloud service providers based in Japan66
- AI cloud service providers based in South Korea54
- AI cloud service providers based in Poland51
- AI cloud service providers based in Italy47
- AI cloud service providers based in Mexico47
- AI cloud service providers based in Switzerland46
- AI cloud service providers based in Malaysia43
- AI cloud service providers based in Sweden43
- AI cloud service providers based in South Africa38
- AI cloud service providers based in Vietnam35
- AI cloud service providers based in Belgium30
- AI cloud service providers based in Israel30
- AI cloud service providers based in Taiwan29
Cities
- AI cloud service providers based in Hyderabad, India119
- AI cloud service providers based in Bengaluru, India99
- AI cloud service providers based in Pune, India90
- AI cloud service providers based in Bangalore, India73
- AI cloud service providers based in Chennai, India71
- AI cloud service providers based in San Francisco, United States71
- AI cloud service providers based in New York, United States69
- AI cloud service providers based in Noida, India60
- AI cloud service providers based in Mumbai, India47
- AI cloud service providers based in Ahmedabad, India43
- AI cloud service providers based in Austin, United States36
- AI cloud service providers based in Houston, United States35
- AI cloud service providers based in Los Angeles, United States30
- AI cloud service providers based in Indore, India29
- AI cloud service providers based in Dallas, United States27
- AI cloud service providers based in Chicago, United States26
- AI cloud service providers based in Seattle, United States26
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 AI cloud service providers, 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 AI cloud service providers are there worldwide?
RevenueBase identified 7,485 AI cloud service providers 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?
Cognizant, headquartered in Teaneck, tops this list with the largest team on record.
Which country has the most AI cloud service providers?
The United States leads with 1,468 companies, followed by India (1,198) and the United Kingdom (346). Every AI cloud service providers list by country and city is linked on this page.
Which city has the most AI cloud service providers?
London leads with 185 headquartered companies, followed by Hyderabad (120) and Bengaluru (99).
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 244,956 verified decision-maker contacts tracked across these 7,485 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 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 7,485 AI cloud service providers worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
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.