Company lists · Data refreshed September 2026

Top 25 Data analytics advisory services worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 31,355 companies tracked

RevenueBase identified 31,355 data analytics advisory services worldwide as of September 2026 and tracks 490,982 professional contacts across them, including 160,274 with verified work emails. The United States is the largest market and London the largest hub.

This list covers data analytics advisory services 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 data analytics advisory services 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

31,355Companies

490,982Contacts tracked

160,274Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest data analytics advisory services worldwide

Ranked by team size

Top 25 of 31,355 data analytics advisory services worldwide, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to data analytics advisory services: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	EXL	Indirect evidence	New York, NY, United StatesHQ checked Sep 21, 2026	10001+	40,100 contacts →
	Indirect evidence “Choosing a digital partner is about more than capabilities, it’s about collaboration and character.” Source: RevenueBase Database · checked Sep 21, 2026
2	ZS	Indirect evidence	Evanston, IL, United StatesHQ checked Sep 21, 2026	10001+	16,896 contacts →
	Indirect evidence “ZS is a management consulting and technology firm that partners with companies to improve life and how we live it.” Source: RevenueBase Database · checked Sep 21, 2026
3	Straive	Strong evidence	SingaporeHQ checked Sep 21, 2026	10001+	11,139 contacts →
	Strong 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
4	Hitachi Vantara	Partial evidence	Santa Clara, CA, United StatesHQ checked Sep 21, 2026	5,001-10,000	9,674 contacts →
	Partial evidence “Hitachi Vantara is The Data Foundation for Innovation.” Source: RevenueBase Database · checked Sep 21, 2026
5	Kearney	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 21, 2026	5,001-10,000	6,978 contacts →
	Indirect evidence “As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.” Source: RevenueBase Database · checked Sep 21, 2026
6	KROLL	Strong evidence	New York, NY, United StatesHQ checked Sep 21, 2026	5,001-10,000	6,287 contacts →
	Strong evidence “As the leading independent provider of risk and financial advisory solutions, Kroll leverages our unique insights, data and technology to help clients stay ahead of complex…” Source: RevenueBase Database · checked Sep 21, 2026
7	Tiger Analytics	Indirect evidence	Santa Clara, CA, United StatesHQ checked Sep 21, 2026	5,001-10,000	6,160 contacts →
	Indirect evidence “In a world rife with complexity, we help our customers cut through uncertainty, plan strategically, and execute confidently.” Source: RevenueBase Database · checked Sep 21, 2026
8	Circana	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 21, 2026	5,001-10,000	5,571 contacts →
	Indirect evidence “At Circana, we measure and accelerate demand.” Source: RevenueBase Database · checked Sep 21, 2026
9	Accenture Strategy & Consulting	Partial evidence	Chicago, IL, United StatesHQ checked Sep 21, 2026	5,001-10,000	5,514 contacts →
	Partial evidence “Accenture Strategy combines deep industry expertise, advanced analytics capabilities and human-led design methodologies that enable clients to act with speed and confidence.” Source: RevenueBase Database · checked Sep 21, 2026
10	Tredence INC	Partial evidence	San Jose, CA, United StatesHQ checked Sep 21, 2026	1,001-5,000	3,828 contacts →
	Partial evidence “Tredence is a global data science solutions provider focused on solving the last mile problem in AI.” Source: RevenueBase Database · checked Sep 21, 2026
11	Sutherland Healthcare Solutions	Partial evidence	Clifton, NJ, United StatesHQ checked Sep 21, 2026	1,001-5,000	3,797 contacts →
	Partial evidence “Analytics-driven business process and technology solutions to optimize healthcare’s financial and clinical performance.” Source: RevenueBase Database · checked Sep 21, 2026
12	QLIK	Partial evidence	King Of Prussia, PA, United StatesHQ checked Sep 21, 2026	1,001-5,000	3,412 contacts →
	Partial evidence “Qlik helps teams get more out of AI with data they can rely on and control.” Source: RevenueBase Database · checked Sep 21, 2026
13	Withum	Partial evidence	Princeton, NJ, United StatesHQ checked Sep 21, 2026	1,001-5,000	3,326 contacts →
	Partial evidence “Withum is a forward-thinking, technology-driven advisory and accounting firm, helping clients to Be in a Position of Strength in today’s modern business landscape.” Source: RevenueBase Database · checked Sep 21, 2026
14	TALAN	Partial evidence	Paris, FranceHQ checked Sep 21, 2026	5,001-10,000	3,155 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 21, 2026
15	Monitor Deloitte	Indirect evidence	United StatesHQ checked Sep 21, 2026	5,001-10,000	3,116 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 21, 2026
16	Armanino	Indirect evidence	San Ramon, CA, United StatesHQ checked Sep 21, 2026	1,001-5,000	2,989 contacts →
	Indirect evidence “Founded as an alternative to the status quo, Armanino doesn’t just keep up with change, we embrace it.” Source: RevenueBase Database · checked Sep 21, 2026
17	Alteryx	Partial evidence	Irvine, CA, United StatesHQ checked Sep 21, 2026	1,001-5,000	2,245 contacts →
	Partial evidence “At Alteryx, we put data and AI to work for the Intelligent Enterprise.” Source: RevenueBase Database · checked Sep 21, 2026
18	Gallup	Partial evidence	Washington, DC, United StatesHQ checked Sep 21, 2026	1,001-5,000	2,026 contacts →
	Partial evidence “Gallup delivers analytics and advice to help leaders and organizations solve their most pressing problems.” Source: RevenueBase Database · checked Sep 21, 2026
19	Artefact	Partial evidence	Paris, FranceHQ checked Sep 21, 2026	1,001-5,000	2,016 contacts →
	Partial evidence “Artefact is a global consulting and engineering firm specializing in data and AI services, headquartered in Paris, and a leader in Europe.” Source: RevenueBase Database · checked Sep 21, 2026
20	SG Analytics	Strong evidence	New York, NY, United StatesHQ checked Sep 21, 2026	1,001-5,000	1,964 contacts →
	Strong evidence “SG Analytics (SGA), a Straive company, is a leading global data and AI consulting firm delivering solutions across AI, Data, Technology, and Research.” Source: RevenueBase Database · checked Sep 21, 2026
21	Mathco	Strong evidence	Chicago, IL, United StatesHQ checked Sep 21, 2026	1,001-5,000	1,831 contacts →
	Strong evidence “TheMathCompany or MathCo® is a global Enterprise AI and Analytics company, trusted for data-driven decision making by some of the largest organizations across industries.” Source: RevenueBase Database · checked Sep 21, 2026
22	Latentview Analytics	Strong evidence	Chennai, IndiaHQ checked Sep 21, 2026	1,001-5,000	1,655 contacts →
	Strong evidence “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…” Source: RevenueBase Database · checked Sep 21, 2026
23	Syniti	Partial evidence	Needham, MA, United StatesHQ checked Sep 21, 2026	1,001-5,000	1,633 contacts →
	Partial evidence “We tackle the hardest work in data for the world's largest organizations.” Source: RevenueBase Database · checked Sep 21, 2026
24	Kpmg Belgium	Indirect evidence	Zaventem, BelgiumHQ checked Sep 21, 2026	1,001-5,000	1,592 contacts →
	Indirect evidence “Uncovering a world of opportunity together.” Source: RevenueBase Database · checked Sep 21, 2026
25	Adastra	Indirect evidence	CanadaHQ checked Sep 21, 2026	1,001-5,000	1,543 contacts →
	Indirect evidence “For over two decades, Adastra Corporation has transformed businesses into digital leaders, helping global organizations innovate, achieve operational excellence, and create…” Source: RevenueBase Database · checked Sep 21, 2026

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: data analytics advisory services. 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 data analytics advisory services.
Partial evidence: Its own public description names part of data analytics advisory services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name data analytics advisory services. 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 31,355 data analytics advisory services worldwide

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 160,274 reachable decision-makers.

Free signup · no credit card

View the full list →

Data analytics advisory services worldwide at a glance

As of Sep 21, 2026

32.6%Verified-email coverage

15.7Average contacts per company

1-10Median size (employees)

3.1%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

21,425

11-50

7,130

51-200

1,958

201-500

455

501-1,000

144

1,001-5,000

123

5,001-10,000

10001+

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 data analytics advisory services, 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 data analytics advisory services are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “data analytics advisory services”. 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 data analytics advisory services), 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 data analytics advisory services, 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, 160,274 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.

Data analytics advisory services by location

144 lists · largest first

Every Data analytics advisory 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 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 data analytics advisory services, 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 data analytics advisory services are there worldwide?

RevenueBase identified 31,355 data analytics advisory services 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?

EXL, headquartered in New York, tops this list with the largest team on record.

Which country has the most data analytics advisory services?

The United States leads with 6,657 companies, followed by the United Kingdom (2,300) and India (2,204). Every data analytics advisory services list by country and city is linked on this page.

Which city has the most data analytics advisory services?

London leads with 962 headquartered companies, followed by Paris (449) and Sao Paulo (423).

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 160,274 verified decision-maker contacts tracked across these 31,355 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.

Ready to reach these companies? Verified emails and direct dials for all 31,355 data analytics advisory services 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.