Company lists · Data refreshed September 2026

Top 25 Data quality consultancies worldwide

Name: Data quality consultancies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 1,400 companies tracked

RevenueBase identified 1,400 data quality consultancies worldwide as of September 2026 and tracks 19,691 professional contacts across them, including 6,662 with verified work emails. The United States is the largest market and London the largest hub.

This list covers data quality consultancies 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 28, 2026. Country and city lists for data quality consultancies 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 28, 2026 86% judged on-target in blind review

1,400Companies

19,691Contacts tracked

6,662Verified emails

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The 25 largest data quality consultancies worldwide

Ranked by team size

Top 25 of 1,400 data quality consultancies worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to data quality consultancies: 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	Precisely	Partial evidence	Burlington, MA, United StatesHQ checked Sep 28, 2026	1,001-5,000	2,243 contacts →
	Partial evidence “As a global leader in data integrity, Precisely ensures that your data is accurate, consistent, and contextual.” Source: RevenueBase Database · checked Sep 28, 2026
2	Data Axle	Partial evidence	Dallas, TX, United StatesHQ checked Sep 28, 2026	1,001-5,000	1,088 contacts →
	Partial evidence “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” Source: RevenueBase Database · checked Sep 28, 2026
3	Reed Business Information	Indirect evidence	United KingdomHQ checked Sep 28, 2026	10001+	1,009 contacts →
	Indirect evidence “LexisNexis® Risk Solutions includes seven brands that span multiple industries.” Source: RevenueBase Database · checked Sep 28, 2026
4	Pilog Group	Strong evidence	Dubai, United Arab EmiratesHQ checked Sep 28, 2026	501-1,000	507 contacts →
	Strong evidence “Global Leader in Data Lifecycle Management Since 1996, PiLog Group has been at the forefront of Data Quality and Governance, empowering organizations worldwide with innovative…” Source: RevenueBase Database · checked Sep 28, 2026
5	Ataccama	Partial evidence	Boston, ON, United StatesHQ checked Sep 28, 2026	501-1,000	432 contacts →
	Partial evidence “AI has raised the stakes for enterprise data.” Source: RevenueBase Database · checked Sep 28, 2026
6	Backoffice Associates	Partial evidence	Hyannis, MA, United StatesHQ checked Sep 28, 2026	501-1,000	353 contacts →
	Partial evidence “For 20+ years, Syniti (formerly BackOffice Associates) has been solving the world’s most complex data challenges.” Source: RevenueBase Database · checked Sep 28, 2026
7	Softcrylic	Partial evidence	Minneapolis, MN, United StatesHQ checked Sep 28, 2026	51-200	311 contacts →
	Partial evidence “Softcrylic is a data consulting firm.” Source: RevenueBase Database · checked Sep 28, 2026
8	Utopia Global, INC	Strong evidence	Mundelein, IL, United StatesHQ checked Sep 28, 2026	501-1,000	302 contacts →
	Strong evidence “utopia, a Prometheus Group Company As a leading software and services company for end-to-end data quality, data migration and data governance solutions, our “build, fix and…” Source: RevenueBase Database · checked Sep 28, 2026
9	Artha Solutions	Partial evidence	Scottsdale, AZ, United StatesHQ checked Sep 28, 2026	201-500	254 contacts →
	Partial evidence “Artha Solutions is a well-known business technology consulting firm that helps businesses maximize the value of their data as a corporate asset by implementing corporate strategy…” Source: RevenueBase Database · checked Sep 28, 2026
10	Griha Software Technologies PVT LTD	Strong evidence	Bengaluru, IndiaHQ checked Sep 28, 2026	51-200	203 contacts →
	Strong evidence “Grihasoft is a leading provider of data quality services like MRO Data Cleansing Services, Material Master Data Management Solutions and services, Supplier Data Management…” Source: RevenueBase Database · checked Sep 28, 2026
11	Verato	Indirect evidence	Mclean, VA, United StatesHQ checked Sep 28, 2026	51-200	192 contacts →
	Indirect evidence “Verato® powers exceptional experiences everywhere by solving the problem that drives everything else, Knowing Who Is Who™.” Source: RevenueBase Database · checked Sep 28, 2026
12	LACO	Partial evidence	Diegem, BelgiumHQ checked Sep 28, 2026	51-200	191 contacts →
	Partial evidence “LACO is a Belgian-based business and data intelligence company with over 35 years of experience.” Source: RevenueBase Database · checked Sep 28, 2026
13	ELAIT	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	186 contacts →
	Partial evidence “Elait exists to transform unwieldy data into a competitive advantage.” Source: RevenueBase Database · checked Sep 28, 2026
14	IRION	Partial evidence	Torino, ItalyHQ checked Sep 28, 2026	51-200	174 contacts →
	Partial evidence “Irion EDM® is the Enterprise Data Management platform that helps you manage, govern, and integrate data (and metadata) from multiple sources to make it reliable and usable for…” Source: RevenueBase Database · checked Sep 28, 2026
15	Solvership	Partial evidence	Zagreb, CroatiaHQ checked Sep 28, 2026	51-200	167 contacts →
	Partial evidence “Solvership is a big team of more than 180 problem solvers, all focused on one goal: unlocking your potential by solving complex data challenges.” Source: RevenueBase Database · checked Sep 28, 2026
16	RNN Group, INC	Indirect evidence	Atlanta, GA, United StatesHQ checked Sep 28, 2026	n/a	160 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
17	ECORE	Partial evidence	Pittsburgh, PA, United StatesHQ checked Sep 28, 2026	51-200	159 contacts →
	Partial evidence “eCore helps GTM teams fix the data problems that slow down sales, marketing, RevOps, and AI initiatives.” Source: RevenueBase Database · checked Sep 28, 2026
18	Innovative Systems, INC	Partial evidence	Pittsburgh, PA, United StatesHQ checked Sep 28, 2026	51-200	137 contacts →
	Partial evidence “Innovative Systems delivers enterprise data, compliance, integration, and audit solutions through the company’s leading FinScan®, Enlighten®, and PostLocate® brands.” Source: RevenueBase Database · checked Sep 28, 2026
19	Arkon Data	Partial evidence	Miami, FL, United StatesHQ checked Sep 28, 2026	51-200	130 contacts →
	Partial evidence “We are a company with multidisciplinary teams who build an accurate path to harness organization's data.” Source: RevenueBase Database · checked Sep 28, 2026
20	Lumendata	Partial evidence	Santa Clara, CA, United StatesHQ checked Sep 28, 2026	201-500	129 contacts →
	Partial evidence “LumenData transforms data complexity into opportunity.” Source: RevenueBase Database · checked Sep 28, 2026
21	Redslim	Partial evidence	Zug, SwitzerlandHQ checked Sep 28, 2026	51-200	124 contacts →
	Partial evidence “Redslim is a trusted partner for CMI, Data teams and BI professionals who depend on diverse data sources for their critical decision-making.” Source: RevenueBase Database · checked Sep 28, 2026
22	Odetta, INC	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 28, 2026	201-500	123 contacts →
	Partial evidence “Since 2018, Odetta has been helping organizations of all sizes reap the benefits of clean, reliable data to make better decisions, drive growth, and measure the results.” Source: RevenueBase Database · checked Sep 28, 2026
23	Novaquality Consulting	Indirect evidence	Alcobendas, SpainHQ checked Sep 28, 2026	51-200	123 contacts →
	Indirect evidence “Expertos en analítica y calidad de datos.” Source: RevenueBase Database · checked Sep 28, 2026
24	Tekizma INC	Strong evidence	Herndon, VA, United StatesHQ checked Sep 28, 2026	51-200	122 contacts →
	Strong evidence “Tekizma is a production based company that builds products around data quality.” Source: RevenueBase Database · checked Sep 28, 2026
25	Campaign Burst	Indirect evidence	Chennai, IndiaHQ checked Sep 28, 2026	201-500	122 contacts →
	Indirect evidence “A progressive and innovative company that operates with the sole objective of empowering experimental brands with the business intelligence that they need to remain competitive…” Source: RevenueBase Database · checked Sep 28, 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 quality consultancies. 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 quality consultancies.
Partial evidence: Its own public description names part of data quality consultancies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name data quality consultancies. 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 1,400 data quality consultancies worldwide

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Data quality consultancies worldwide at a glance

As of Sep 28, 2026

33.8%Verified-email coverage

14.1Average contacts per company

1-10Median size (employees)

3.4%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

872

11-50

364

51-200

127

201-500

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

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among data quality consultancies, 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 quality consultancies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “data quality consultancies”. 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 quality consultancies), 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 quality consultancies, 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, 6,662 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 28, 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 quality consultancies by location

11 lists · largest first

Every Data quality consultancies 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 quality consultancies, 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 quality consultancies are there worldwide?

RevenueBase identified 1,400 data quality consultancies 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?

Precisely, headquartered in Burlington, tops this list with the largest team on record.

Which country has the most data quality consultancies?

The United States leads with 309 companies, followed by the United Kingdom (148) and India (81). Every data quality consultancies list by country and city is linked on this page.

Which city has the most data quality consultancies?

London leads with 47 headquartered companies, followed by Paris (28) and Sao Paulo (25).

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 6,662 verified decision-maker contacts tracked across these 1,400 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 28, 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.