Company lists · Data refreshed November 2026

Top 25 Custom AI model development firms worldwide

Name: Custom AI model development firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 14,957 companies tracked

RevenueBase identified 14,957 company matches for custom AI model development firms worldwide as of November 2026 and tracks 597,566 professional contacts across them, including 165,656 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for custom AI model development firms worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for custom AI model development firms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

14,957Companies

597,566Contacts tracked

165,656Verified emails

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The 25 largest custom AI model development firms worldwide

Ranked by team size

Top 25 of 14,957 company matches for custom AI model development firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Cognizant	Exact match	Teaneck, United StatesHQ recorded Nov 6, 2026	10001+	342,560 contacts →
	Exact match “Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Coforge	Exact match	Noida, IndiaHQ recorded Nov 6, 2026	10001+	29,538 contacts →
	Exact match “Where AI engineering meets industry expertise.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Straive	Exact match	Lewiston, ME, SingaporeHQ recorded Nov 6, 2026	10001+	12,953 contacts →
	Exact match “At Straive, we operationalize Data Analytics and AI for global enterprises, working with several Fortune 500 companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Valuelabs	Exact match	Hyderabad, IndiaHQ recorded Nov 6, 2026	5,001-10,000	8,873 contacts →
	Exact match “Founded in 1997, ValueLabs is a global Agentic AI services company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Altimetrik	Exact match	Southfield, CA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,248 contacts →
	Exact match “Altimetrik is an AI-native engineering company that builds systems to power the modern enterprise.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Imerit Technology	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	10001+	6,998 contacts →
	Exact match “iMerit is a leader in expert data solutions for training, tuning and evaluating AI models and computer vision systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Scale AI	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	n/a	6,564 contacts →
	Exact match “Scale’s mission is to develop reliable AI systems for the world’s most important decisions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Telus Digital AI Data Solutions	Exact match	Las Vegas, NV, United StatesHQ recorded Nov 6, 2026	10001+	5,427 contacts →
	Exact match “TELUS Digital AI & Data Solutions partners with a diverse and vibrant community to help our customers enhance their AI and machine learning models.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	XEBIA	Exact match	Atlanta, United StatesHQ recorded Nov 6, 2026	1,001-5,000	5,327 contacts →
	Exact match “Xebia is a global, award-winning, AI-first consulting, software engineering, and training company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Invisible Technologies	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	n/a	4,746 contacts →
	Exact match “Invisible Technologies makes AI work.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Centific	Exact match	Redmond, WA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,187 contacts →
	Exact match “Zero distance innovation for GenAI creators and industries Expertly engineering platforms and curating multimodal, multilingual data, we empower the ‘Magnificent Seven’ and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	SAMA	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,016 contacts →
	Exact match “What Does Sama Do Sama gets your AI project to production-and helps you stay there.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Bounteous	Exact match	Frisco, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,709 contacts →
	Exact match “Bounteous is a global AI Services firm where agentic engineering and human experience converge to deliver transformative business outcomes for the enterprise.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Alteryx	Exact match	Irvine, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,389 contacts →
	Exact match “Alteryx is the agentic analytics and automation company, helping organizations turn complex data into trusted insights, decisions, and action.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	SG Analytics	Exact match	New York, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,065 contacts →
	Exact match “SG Analytics (SGA), a Straive company, is a leading global data and AI consulting firm delivering solutions across AI, Data, Technology, and Research.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Softage Information Technology Limited	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,042 contacts →
	Exact match “We aim to help build high-quality AI models by providing high-quality data and model evaluations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Sigmoid	Exact match	Jersey City, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,813 contacts →
	Exact match “Sigmoid is an AI-first company that helps organizations modernize data, transform business processes, and make better decisions using data and AI.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Latentview Analytics	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,780 contacts →
	Exact match “LatentView Analytics is an AI-driven analytics, data engineering, and consulting company that inspires and transforms businesses to excel in the digital world by harnessing the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Molecular Connections	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,647 contacts →
	Exact match “With over two decades of experience in Big Data and Data Science Solutions, Molecular Connections (MC) has been using AI-powered proprietary models to help customers achieve…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Rubixe	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	n/a	1,518 contacts →
	Exact match “Rubixe: Revolutionizing Businesses with AI Expertise" With over 20 years in analytics and AI, Rubixe is more than just an AI solutions company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Quantium	Exact match	Eveleigh, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	1,399 contacts →
	Exact match “We've been building AI systems that run in production since 2002.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	SDG Group	Exact match	Milan, ItalyHQ recorded Nov 6, 2026	1,001-5,000	1,354 contacts →
	Exact match “We are a consulting firm specialized in AI, Data & Analytics.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	kore.ai	Exact match	San Mateo, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	1,248 contacts →
	Exact match “Kore.ai, a leader in enterprise AI, accelerates business outcomes from AI with agentic AI applications built on the industry-leading Kore.ai Agent Platform.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Cohere	Exact match	Toronto, CanadaHQ recorded Nov 6, 2026	501-1,000	1,220 contacts →
	Exact match “Cohere is the leading security-first enterprise AI company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Aditi Consulting	Exact match	Bellevue, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,218 contacts →
	Exact match “We’re the AI-powered engineering expertise behind some of the world’s most innovative companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “custom AI model development firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 14,957 custom AI model development firms worldwide

See the full list, filter by size, metro and specialty, and access 165,656 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom AI model development firms worldwide at a glance

As of Nov 6, 2026

27.7%Verified-email coverage

40.0Average contacts per company

1-10Median size (employees)

3.0%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

10,283

11-50

3,520

51-200

839

201-500

177

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for custom AI model development firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “custom AI model development firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 165,656 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Custom AI model development firms by location

96 lists · largest first

Every Custom AI model development firms 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 SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “custom AI model development firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom AI model development firms are there worldwide?

RevenueBase identified 14,957 company matches for custom AI model development firms worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Cognizant tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most custom AI model development firms?

The United States leads with 2,811 companies, followed by India (1,716) and the United Kingdom (750). Every custom AI model development firms list by country and city is linked on this page.

Which city has the most custom AI model development firms?

London leads with 444 company records, followed by Bangalore (271) and New York (217).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 165,656 professional contacts with verified work emails tracked across these 14,957 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.