Company lists · Data refreshed September 2026

Top 25 AI optimization companies worldwide

RevenueBase identified 21,135 AI optimization companies worldwide as of September 2026 and tracks 664,609 professional contacts across them, including 167,551 with verified work emails. The United States is the largest market and London the largest hub.

This list covers AI optimization 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 21, 2026. Country and city lists for AI optimization 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 21, 2026 86% judged on-target in blind review
21,135Companies
664,609Contacts tracked
167,551Verified emails
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The 25 largest AI optimization companies worldwide

Ranked by team size
Top 25 of 21,135 AI optimization companies worldwide, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to AI optimization 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
1Partial evidenceTeaneck, NJ, United StatesHQ checked Sep 21, 202610001+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 21, 2026
2Partial evidencePittsford (rochester), NY, United StatesHQ checked Sep 21, 202610001+46,737 contacts →

Partial evidence

“We are an AI-led digital transformation company delivering measurable business outcomes.”

Source: RevenueBase Database · checked Sep 21, 2026
3Partial evidenceNoida, IndiaHQ checked Sep 21, 202610001+25,148 contacts →

Partial evidence

“Where AI engineering meets industry expertise.”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceSingaporeHQ checked Sep 21, 202610001+11,139 contacts →

Partial evidence

“At Straive, we operationalize Data Analytics and AI for global enterprises, working with several Fortune 500 companies.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceHyderabad, United StatesHQ checked Sep 21, 20265,001-10,0008,506 contacts →

Partial evidence

“Founded in 1997, ValueLabs is a global Agentic AI services company.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceMelbourne, AustraliaHQ checked Sep 21, 2026n/a6,896 contacts →

Indirect evidence

“The way people search is changing.”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceSouthfield, MI, United StatesHQ checked Sep 21, 20265,001-10,0005,969 contacts →

Partial evidence

“Altimetrik is an AI-native engineering company that builds systems to power the modern enterprise.”

Source: RevenueBase Database · checked Sep 21, 2026
8Partial evidenceSt Louis, MO, United StatesHQ checked Sep 21, 20265,001-10,0005,336 contacts →

Partial evidence

“Perficient is the global AI and technology consulting firm disrupting the traditional consulting model.”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 2026n/a4,941 contacts →

Partial evidence

“Invisible Technologies makes AI work.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261,001-5,0004,698 contacts →

Partial evidence

“UiPath develops AI technology that mirrors human intelligence with ever-increasing sophistication, transforming how businesses operate, innovate, and compete.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceNew York City, NY, United StatesHQ checked Sep 21, 20261,001-5,0003,553 contacts →

Indirect evidence

“Celonis makes processes work, for people, companies, and the planet.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceHyderabad, IndiaHQ checked Sep 21, 20261,001-5,0002,702 contacts →

Indirect evidence

“This page has transitioned to Bounteous India.”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceHelsinki, FinlandHQ checked Sep 21, 20261,001-5,0002,267 contacts →

Partial evidence

“RELEX Solutions provides an AI platform for intelligent decision-making and automation across complex operational environments.”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceIrvine, CA, United StatesHQ checked Sep 21, 20261,001-5,0002,245 contacts →

Partial evidence

“At Alteryx, we put data and AI to work for the Intelligent Enterprise.”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceJersey City, United StatesHQ checked Sep 21, 20261,001-5,0001,601 contacts →

Partial evidence

“Sigmoid is an AI-first company that helps organizations modernize data, transform business processes, and make better decisions using data and AI.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 2026501-1,0001,480 contacts →

Partial evidence

“Netscribes is a global AI-driven firm that helps firms with insights, automation and innovation.”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceRedwood City, United StatesHQ checked Sep 21, 20261,001-5,0001,440 contacts →

Partial evidence

“At C3 AI, we put your data to work for you.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceBengaluru, IndiaHQ checked Sep 21, 2026201-5001,369 contacts →

Partial evidence

“Rubixe: Revolutionizing Businesses with AI Expertise" With over 20 years in analytics and AI, Rubixe is more than just an AI solutions company.”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceEveleigh, AustraliaHQ checked Sep 21, 20261,001-5,0001,278 contacts →

Partial evidence

“We've been building AI systems that run in production since 2002.”

Source: RevenueBase Database · checked Sep 21, 2026
20Partial evidencePalo Alto, CA, United StatesHQ checked Sep 21, 20261,001-5,0001,045 contacts →

Partial evidence

“All enterprises are racing to adopt AI.”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceLondon, United KingdomHQ checked Sep 21, 2026501-1,0001,010 contacts →

Partial evidence

“We deliver powerful data and AI solutions that minimize operational cost, strengthen resilience against risk, and uncover revenue opportunity.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 21, 20261,001-5,000979 contacts →

Indirect evidence

“B + StepUp.One stands at the intersection of technological innovation and social impact, revolutionizing how businesses achieve exceptional outcomes while creating opportunities…”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceHarrisburg, PA, United StatesHQ checked Sep 21, 2026501-1,000866 contacts →

Partial evidence

“We're here to be your digital marketing growth partner in the AI era.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceTaipei, TaiwanHQ checked Sep 21, 2026501-1,000860 contacts →

Partial evidence

“Appier is an AI-native Agentic AI as a Service (AaaS) company that empowers businesses to create value with cutting-edge AdTech and MarTech solutions.”

Source: RevenueBase Database · checked Sep 21, 2026
25Partial evidenceColumbia, MD, United StatesHQ checked Sep 21, 20261,001-5,000855 contacts →

Partial evidence

“Blend is a premier AI services provider, committed to co-creating meaningful impact for its clients through the power of data science, AI, technology, and people.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 21,135 AI optimization companies worldwide

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AI optimization companies worldwide at a glance

As of Sep 21, 2026
25.2%Verified-email coverage
31.4Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
14,969
11-50
4,822
51-200
991
201-500
199
501-1,000
66
1,001-5,000
48
5,001-10,000
15
10001+
10

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 optimization 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 AI optimization companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “AI optimization 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 AI optimization 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 AI optimization 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, 167,551 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 21, 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 optimization companies by location

88 lists · largest first

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

Countries

Cities

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 optimization 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 AI optimization companies are there worldwide?

RevenueBase identified 21,135 AI optimization 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?

Cognizant, headquartered in Teaneck, tops this list with the largest team on record.

Which country has the most AI optimization companies?

The United States leads with 4,001 companies, followed by India (2,100) and the United Kingdom (1,063). Every AI optimization companies list by country and city is linked on this page.

Which city has the most AI optimization companies?

London leads with 586 headquartered companies, followed by Dubai (278) and New York (260).

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 167,551 verified decision-maker contacts tracked across these 21,135 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 21, 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.