Company lists · Data refreshed November 2026

Top 25 Data quality consultants worldwide

RevenueBase identified 932 company matches for data quality consultants worldwide as of November 2026 and tracks 10,736 professional contacts across them, including 4,102 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for data quality consultants 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 data quality consultants 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
932Companies
10,736Contacts tracked
4,102Verified emails
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The 25 largest data quality consultants worldwide

Ranked by team size
Top 25 of 932 company matches for data quality consultants 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBurlington, United StatesHQ recorded Nov 6, 20261,001-5,0002,375 contacts →

Exact match

“As a global leader in data integrity, Precisely ensures that your data is accurate, consistent, and contextual.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026501-1,000497 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMundelein, IL, United StatesHQ recorded Nov 6, 2026501-1,000317 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-200219 contacts →

Exact match

“Grihasoft is a leading provider of data quality services like MRO Data Cleansing Services, Material Master Data Management Solutions and services, Supplier Data Management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, DE, United KingdomHQ recorded Nov 6, 202651-200180 contacts →

Exact match

“Elait exists to transform unwieldy data into a competitive advantage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSanta Clara, CA, United StatesHQ recorded Nov 6, 2026201-500151 contacts →

Exact match

“LumenData transforms data complexity into opportunity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, DE, United StatesHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAlcobendas, SpainHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“Expertos en analítica y calidad de datos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchReston, FL, United StatesHQ recorded Nov 6, 2026501-1,000122 contacts →

Exact match

“Pantheon Data helps businesses and government organizations improve the way they collect, store, and analyze large volumes of data to become more effective, transparent and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWellesley Hills, United StatesHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Is bad customer data keeping you from AI and CX success?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBrussels, BelgiumHQ recorded Nov 6, 202611-50110 contacts →

Exact match

“Most companies struggle to operationalize data governance and quality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSt. Gallen, SwitzerlandHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“We deliver 100% data quality with zero manual maintenance for data-driven organizations?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPortland, ME, United StatesHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“At Arkatechture, we love data, we play with it and learn from it every day, and we want you to love your data, too!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDulles, VA, United StatesHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“At Incept Data Solutions, we enable organizations to achieve efficiency and trust in their data with master data management, governance, and scalable execution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPforzheim, GermanyHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“Uniserv is your partner for high-performance customer data management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPasadena, CA, United StatesHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“DQLabs is the provider of PRIZM, which is an AI-native enterprise platform and unifies data observability, data quality, and context into one continuously validated system.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202611-5084 contacts →

Exact match

“A Everon é uma empresa Especializada em Serviços de Dados e Tecnologia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“Seriös Group are experts in data solutions, helping businesses to take control of their data, delivering rapid value without compromise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchYokneam, TX, IsraelHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“At Forty Two Data Services, we’re revolutionising the way businesses unlock value from their data, by providing global customers with unique knowhow, tools and methodologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHackney, United KingdomHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Convertr is the enterprise data integrity layer that ensures clean, compliant, and complete data flows across systems and teams to support AI-readiness.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“DATA THAT DELIVERS BUSINESS VALUE.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchArnhem, NetherlandsHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“For Salesforce and Dynamics 365 CE teams who want to run reports, automation, and AI only on data they can trust, Plauti is the native data-quality platform that diagnoses…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMoscow, RussiaHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“HF Labs», LLC, is a Russian company that was found in the beginning of the year 2005, aiming at software development and service provision of the highest quality in the sphere of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNieuwegein, NetherlandsHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“We have a passion for data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBarueri, BrazilHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“A Assesso é uma empresa de tecnologia com mais de 40 anos de atuação no mercado brasileiro.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 932 data quality consultants worldwide

See the full list, filter by size, metro and specialty, and access 4,102 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data quality consultants worldwide at a glance

As of Nov 6, 2026
38.2%Verified-email coverage
11.5Average contacts per company
1-10Median size (employees)
3.0%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
623
11-50
232
51-200
55
201-500
8
501-1,000
5
1,001-5,000
3
5,001-10,000
2
10001+
1

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 quality consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “data quality consultants” 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 4,102 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.

Data quality consultants by location

8 lists · largest first

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

How many data quality consultants are there worldwide?

RevenueBase identified 932 company matches for data quality consultants 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?

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

Which country has the most data quality consultants?

The United States leads with 216 companies, followed by the United Kingdom (79) and France (53). Every data quality consultants list by country and city is linked on this page.

Which city has the most data quality consultants?

London leads with 28 company records, followed by Paris (21) and Sao Paulo (14).

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 4,102 professional contacts with verified work emails tracked across these 932 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.