Company lists · Data refreshed November 2026

Top 25 Data preparation services worldwide

RevenueBase identified 3,393 company matches for data preparation services worldwide as of November 2026 and tracks 50,936 professional contacts across them, including 13,720 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for data preparation 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 November 6, 2026. Country and city lists for data preparation 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 Nov 6, 2026 How this list was built
3,393Companies
50,936Contacts tracked
13,720Verified emails
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The 25 largest data preparation services worldwide

Ranked by team size
Top 25 of 3,393 company matches for data preparation services 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 matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,0005,488 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchNeedham, MA, United StatesHQ recorded Nov 6, 20261,001-5,0001,793 contacts →

Exact match

“We tackle the hardest work in data for the world's largest organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRocklin, United StatesHQ recorded Nov 6, 2026501-1,0001,343 contacts →

Exact match

“ChainSys is an innovator in the data management and business platform implementation (ERP) space.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchUnited KingdomHQ recorded Nov 6, 202610001+1,140 contacts →

Exact match

“LexisNexis® Risk Solutions includes seven brands that span multiple industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHenderson, NV, United StatesHQ recorded Nov 6, 20265,001-10,000964 contacts →

Exact match

“IIMI offers a wide range of services designed to help customers bridge the digital divide, enabling enterprises to harness the full power of technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGlendale, United StatesHQ recorded Nov 6, 2026501-1,000569 contacts →

Exact match

“At Systech Solutions, Inc, we're an all-inclusive data and analytics firm, offering a wide spectrum of cloud, data engineering, AI, and machine learning solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFrankfurt, GermanyHQ recorded Nov 6, 2026501-1,000482 contacts →

Exact match

“INFOMOTION GmbH, headquartered in Frankfurt am Main, is the leading consulting company for data performance: From data analytics to digital transformation, more than 420…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWalldorf, GermanyHQ recorded Nov 6, 2026501-1,000479 contacts →

Exact match

“Natuvion is a digital moving company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchOttawa, ON, CanadaHQ recorded Nov 6, 2026201-500467 contacts →

Exact match

“Pythian is an Operational Data and AI Company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHolliston, United StatesHQ recorded Nov 6, 2026n/a455 contacts →

Exact match

“Product and Data Consulting -Product Management -Database Management -Web and Application Development -ETL for Large Datasets”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSão Paulo, BrazilHQ recorded Nov 6, 2026501-1,000440 contacts →

Exact match

“A Leega é uma empresa de tecnologia com mais de 15 anos de experiência, especializada em Data & Analytics, Digital Analytics, Cloud, Desenvolvimento e Inteligência Artificial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchOak Brook, United StatesHQ recorded Nov 6, 2026501-1,000418 contacts →

Exact match

“At Wavicle Data Solutions, data is the key to driving meaningful business change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSão Paulo, BrazilHQ recorded Nov 6, 2026501-1,000370 contacts →

Exact match

“Jump: Your Data-Driven Partner for Innovation Jump is a company specialized in technology services and data analysis, composed by a highly qualified team in several areas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchChandler, United StatesHQ recorded Nov 6, 2026501-1,000330 contacts →

Exact match

“Clairvoyant is a global technology consulting and services company that helps organizations maximize the value of data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNoida, IndiaHQ recorded Nov 6, 2026201-500328 contacts →

Exact match

“LUMIQ is an end-to-end Data Transformation Partner for modern financial services and insurance (FSI) companies, helping them build the Right Data DNA which powers their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact 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
17Exact matchWoodland Hills, BC, United StatesHQ recorded Nov 6, 20261,001-5,000301 contacts →

Exact match

“As of September 24, 2018, OSI Consulting, Inc, was renamed OSI Digital, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchEspoo, FinlandHQ recorded Nov 6, 2026201-500297 contacts →

Exact match

“Epical is a pure-play data consultancy with services and expertise to support and enable the management, utilization and protection of data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 202651-200288 contacts →

Exact match

“Softcrylic is a data consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMilpitas, CA, United StatesHQ recorded Nov 6, 2026501-1,000288 contacts →

Exact match

“Genpact acquired Enquero on Jan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKfar Saba, IsraelHQ recorded Nov 6, 2026501-1,000276 contacts →

Exact match

“MatrixDnA is the leading company in the field of big data, BI and AI for 10 years in a row according to the STKI survey.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAustin, United StatesHQ recorded Nov 6, 2026201-500272 contacts →

Exact match

“Amnet Digital is an AI and data technology partner helping enterprises turn their data, digital assets, and technology investments into intelligent, scalable business outcomes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchScottsdale, AZ, United StatesHQ recorded Nov 6, 2026201-500268 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMontreal, CanadaHQ recorded Nov 6, 2026201-500260 contacts →

Exact match

“Cansel helps clients capture, transform and manage data leading to increased field to finish efficiency and profitability./ Cansel aide les clients à capturer, transformer et…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 2026201-500230 contacts →

Exact match

“1995 yılında kurulan OBASE, “Analitik Çözümler” ve “ Sektörel Çözümler” ile uzmanlaşmış Türkiye’nin öncü yazılım ve danışmanlık şirketlerindendir.”

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

Showing 25 of 3,393 data preparation services worldwide

See the full list, filter by size, metro and specialty, and access 13,720 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data preparation services worldwide at a glance

As of Nov 6, 2026
26.9%Verified-email coverage
15.0Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,015
11-50
981
51-200
291
201-500
53
501-1,000
28
1,001-5,000
11
5,001-10,000
6
10001+
2

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 preparation services are linked below.
What qualifies
Company records worldwide whose business descriptions match “data preparation 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 13,720 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 preparation services by location

27 lists · largest first

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

How many data preparation services are there worldwide?

RevenueBase identified 3,393 company matches for data preparation services 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?

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

Which country has the most data preparation services?

The United States leads with 672 companies, followed by India (319) and the United Kingdom (222). Every data preparation services list by country and city is linked on this page.

Which city has the most data preparation services?

London leads with 87 company records, followed by Sao Paulo (57) and Paris (48).

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 13,720 professional contacts with verified work emails tracked across these 3,393 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.