Company lists · Data refreshed September 2026

Top 25 Data consulting services worldwide

Name: Data consulting services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 23,633 companies tracked

RevenueBase identified 23,633 company matches for data consulting services worldwide as of September 2026 and tracks 347,584 professional contacts across them, including 107,086 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for data consulting services 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 September 21, 2026. Country and city lists for data consulting services 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 Sep 21, 2026 How this list was built

23,633Companies

347,584Contacts tracked

107,086Verified emails

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The 25 largest data consulting services worldwide

Ranked by team size

Top 25 of 23,633 company matches for data consulting services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	EXL	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	10001+	40,100 contacts →
	Exact match “Choosing a digital partner is about more than capabilities, it’s about collaboration and character.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	ZS	Exact match	Evanston, IL, United StatesHQ recorded Sep 21, 2026	10001+	16,896 contacts →
	Exact match “ZS is a management consulting and technology firm that partners with companies to improve life and how we live it.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Hitachi Vantara	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	5,001-10,000	9,674 contacts →
	Exact match “Hitachi Vantara is The Data Foundation for Innovation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Tiger Analytics	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 21, 2026	5,001-10,000	6,160 contacts →
	Exact match “In a world rife with complexity, we help our customers cut through uncertainty, plan strategically, and execute confidently.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Accenture Strategy & Consulting	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 2026	5,001-10,000	5,514 contacts →
	Exact match “Accenture Strategy combines deep industry expertise, advanced analytics capabilities and human-led design methodologies that enable clients to act with speed and confidence.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Ness Digital Engineering	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	5,336 contacts →
	Exact match “Ness Digital Engineering is a global provider of Intelligent Data and Software Engineering services, specializing in data, AI, and cloud-powered solutions that drive innovation…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	TALAN	Exact match	Paris, FranceHQ recorded Sep 21, 2026	5,001-10,000	3,155 contacts →
	Exact match “Founded in France, Talan has grown into an international group that supports our clients in their end-to-end Data & AI transformation by combining management consulting with…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Monitor Deloitte	Exact match	United StatesHQ recorded Sep 21, 2026	5,001-10,000	3,116 contacts →
	Exact match “To navigate the future with confidence, organizations need to make and act upon the right choices: clear, timely and inspirational choices that deliver growth in a dynamic…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Artefact	Exact match	Paris, FranceHQ recorded Sep 21, 2026	1,001-5,000	2,016 contacts →
	Exact match “Artefact is a global consulting and engineering firm specializing in data and AI services, headquartered in Paris, and a leader in Europe.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	SG Analytics	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,964 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 · Sep 21, 2026 · View company records in RevenueBase
11	Latentview Analytics	Exact match	Chennai, IndiaHQ recorded Sep 21, 2026	1,001-5,000	1,655 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 · Sep 21, 2026 · View company records in RevenueBase
12	Syniti	Exact match	Needham, MA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,633 contacts →
	Exact match “We tackle the hardest work in data for the world's largest organizations.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Adastra	Exact match	CanadaHQ recorded Sep 21, 2026	1,001-5,000	1,543 contacts →
	Exact match “For over two decades, Adastra Corporation has transformed businesses into digital leaders, helping global organizations innovate, achieve operational excellence, and create…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Valcon	Exact match	Utrecht, NetherlandsHQ recorded Sep 21, 2026	1,001-5,000	1,527 contacts →
	Exact match “At Valcon, we are a European powerhouse in AI- and data-driven business transformation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Solita	Exact match	Tampere, FinlandHQ recorded Sep 21, 2026	1,001-5,000	1,495 contacts →
	Exact match “We create impact that lasts by combining tech, data and human insight.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Infocepts	Exact match	Washington Dc, VA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,485 contacts →
	Exact match “Infocepts enables improved business results through more effective use of data, AI & user-friendly analytics.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	SDG Group	Exact match	Milano, ItalyHQ recorded Sep 21, 2026	1,001-5,000	1,328 contacts →
	Exact match “We are a consulting firm specialized in AI, Data & Analytics.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Lingaro	Exact match	Warsaw, PolandHQ recorded Sep 21, 2026	1,001-5,000	1,296 contacts →
	Exact match “You’ve got the data, now what’s next?” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	GMS	Exact match	Lisbon, PortugalHQ recorded Sep 21, 2026	201-500	1,168 contacts →
	Exact match “GMS was established in early 2003 to provide strategic, business and IT consulting and changed its name to Maksen in December 2010.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Data Axle	Exact match	Dallas, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,088 contacts →
	Exact match “Data Axle helps clients create a foundation of clean data, find new leads, develop winning strategies, design beautiful campaigns, and can handle all day-to-day execution needs” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Reed Business Information	Exact match	United KingdomHQ recorded Sep 21, 2026	10001+	1,009 contacts →
	Exact match “LexisNexis® Risk Solutions includes seven brands that span multiple industries.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Mastech Digital	Exact match	Moon Township, PA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	998 contacts →
	Exact match “Mastech Digital helps enterprises ignite intelligence and transform tomorrow by turning data into real, measurable business outcomes.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Bluetab, An IBM Company	Exact match	Madrid, SpainHQ recorded Sep 21, 2026	1,001-5,000	994 contacts →
	Exact match “Ser bluetaber: “Lo que más me gusta de Bluetab: todos/as somos personas, y no números, es todo muy cercano”.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	First Derivative	Exact match	Newry, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	988 contacts →
	Exact match “First Derivative is driven by people, data, and technology, unlocking the value of insight, hindsight, and foresight to drive organizations forward.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Exxeta	Exact match	Karlsruhe, GermanyHQ recorded Sep 21, 2026	1,001-5,000	946 contacts →
	Exact match “Exxeta is a technology and consulting company with a passion for innovation.” Recorded in the RevenueBase company graph · Sep 21, 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 “data consulting services”. 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 23,633 data consulting services worldwide

See the full list, filter by size, metro and specialty, and access 107,086 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data consulting services worldwide at a glance

As of Sep 21, 2026

30.8%Verified-email coverage

14.7Average contacts per company

1-10Median size (employees)

2.8%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

16,272

11-50

5,393

51-200

1,469

201-500

280

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 data consulting services are linked below.
What qualifies: Company records worldwide whose business descriptions match “data consulting services” 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 107,086 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 September 21, 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.

Data consulting services by location

110 lists · largest first

Every Data consulting services 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 “data consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data consulting services are there worldwide?

RevenueBase identified 23,633 company matches for data consulting services worldwide as of September 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?

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

Which country has the most data consulting services?

The United States leads with 5,103 companies, followed by India (1,530) and the United Kingdom (1,412). Every data consulting services list by country and city is linked on this page.

Which city has the most data consulting services?

London leads with 653 company records, followed by Sao Paulo (352) and Paris (331).

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 107,086 professional contacts with verified work emails tracked across these 23,633 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 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 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.