Company lists · Data refreshed November 2026

Top 25 Decision science consultancies worldwide

Name: Decision science consultancies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 6,644 companies tracked

RevenueBase identified 6,644 company matches for decision science consultancies worldwide as of November 2026 and tracks 126,043 professional contacts across them, including 38,810 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for decision science consultancies 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 5, 2026. Country and city lists for decision science consultancies 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 5, 2026 How this list was built

6,644Companies

126,043Contacts tracked

38,810Verified emails

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The 25 largest decision science consultancies worldwide

Ranked by team size

Top 25 of 6,644 company matches for decision science consultancies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 Nov 5, 2026	10001+	46,962 contacts →
	Exact match “Choosing a digital partner is about more than capabilities, it’s about collaboration and character.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Accenture Strategy & Consulting	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	5,001-10,000	7,199 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 · Nov 5, 2026 · View company records in RevenueBase
3	FICO	Exact match	Bozeman, MT, United StatesHQ recorded Nov 5, 2026	1,001-5,000	5,362 contacts →
	Exact match “FICO (NYSE: FICO) powers decisions that help people and businesses around the world prosper.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	MU Sigma INC	Exact match	Northbrook, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,888 contacts →
	Exact match “Mu Sigma builds decisions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Dunnhumby	Exact match	Brook Green, AR, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,034 contacts →
	Exact match “dunnhumby helps businesses grow through faster, better decision making, as the essential intelligence layer connecting the world’s leading retailers and brands.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Infocepts	Exact match	Washington Dc, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,608 contacts →
	Exact match “Infocepts is a Databricks Silver Partner and data & AI consultancy specializing in decision intelligence for Retail, Media & Entertainment, and Life Sciences.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	D-Fine	Exact match	Frankfurt, GermanyHQ recorded Nov 5, 2026	1,001-5,000	1,578 contacts →
	Exact match “Imagine the power of physicists, mathematicians and computer scientists working as part of a European company with over 20 years of service excellence focused on data science…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	ORTEC	Exact match	Zoetermeer, NetherlandsHQ recorded Nov 5, 2026	501-1,000	930 contacts →
	Exact match “ORTEC is a global provider of supply chain planning and workforce management software, helping organizations optimize the use of their people and resources through trusted…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Mark UP	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	n/a	864 contacts →
	Exact match “Não é o que fazemos.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	J.D. Power	Exact match	Troy, MI, United StatesHQ recorded Nov 5, 2026	501-1,000	767 contacts →
	Exact match “J.D.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	BASES	Exact match	Hamburg, United StatesHQ recorded Nov 5, 2026	10001+	654 contacts →
	Exact match “NIQ BASES is Success, Elevated.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Analytix Solutions	Exact match	Woburn, MA, United StatesHQ recorded Nov 5, 2026	501-1,000	624 contacts →
	Exact match “Welcome to Analytix Solutions!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	SDG Group Italy	Exact match	Milan, ItalyHQ recorded Nov 5, 2026	1,001-5,000	555 contacts →
	Exact match “SDG Group is a global consulting firm specialized in Data & Analytics.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Bizmetric	Exact match	Sugar Land, TX, United StatesHQ recorded Nov 5, 2026	201-500	428 contacts →
	Exact match “Bizmetric, a technologically driven company, exhibiting its dexterity in the field of data science and advanced analytics.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Spinnaker Analytics	Exact match	Boston, MA, United StatesHQ recorded Nov 5, 2026	51-200	385 contacts →
	Exact match “Spinnaker Analytics builds powerful predictive algorithms to engineer our clients’ growth.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	JUMP	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	501-1,000	370 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 5, 2026 · View company records in RevenueBase
17	Bilytica	Exact match	Melbourne, AustraliaHQ recorded Nov 5, 2026	201-500	368 contacts →
	Exact match “Bilytica is a global leader in data analytics and business intelligence, driving innovation through advanced data science, AI, and digital transformation.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Ensar Solutions INC	Exact match	Naperville, IL, United StatesHQ recorded Nov 5, 2026	201-500	342 contacts →
	Exact match “Ensar Solutions is a Chicago based IT Services company that focus on Data Analytics, Predictive Modeling, Digital Marketing Analytics, Forecasting, Pricing and revenue…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Brandscapes Worldwide	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	201-500	334 contacts →
	Exact match “Brandscapes leverages the power of advanced data science tools and the practical marketing and communication planning expertise to distill actionable marketing insights.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Lumivero	Exact match	Denver, CO, United StatesHQ recorded Nov 5, 2026	201-500	324 contacts →
	Exact match “Turn data complexity into clarity with Lumivero – a leading provider of research and decision software built to help organizations simplify complex data, uncover meaningful…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Dataside	Exact match	São José Dos Campos, BrazilHQ recorded Nov 5, 2026	1,001-5,000	314 contacts →
	Exact match “Somos uma consultoria focada em dados, inteligência artificial e negócios, que tem como missão acompanhar as organizações em sua jornada de avanço com IA aplicada a negócios.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Quantzig	Exact match	London, United KingdomHQ recorded Nov 5, 2026	201-500	299 contacts →
	Exact match “Quantzig is at the forefront of partnering with businesses to help them unlock transformative value through analytics solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Mentius S.A.S	Exact match	Bogota, ColombiaHQ recorded Nov 5, 2026	201-500	298 contacts →
	Exact match “En Mentius transformamos la inteligencia de negocios y el marketing en motores de crecimiento rentable.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Graymatter	Exact match	Sewickley, TX, United StatesHQ recorded Nov 5, 2026	201-500	296 contacts →
	Exact match “At GrayMatter, smart thinking meets decisive doing.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Aspect Ratio	Exact match	Pune, IndiaHQ recorded Nov 5, 2026	51-200	294 contacts →
	Exact match “Aspect Ratio is a team of data scientists, researchers and engineers who believe in the power of data to shape decisions.” Recorded in the RevenueBase company graph · Nov 5, 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 “decision science consultancies”. 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 6,644 decision science consultancies worldwide

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Decision science consultancies worldwide at a glance

As of Nov 5, 2026

30.8%Verified-email coverage

19.0Average contacts per company

1-10Median size (employees)

3.1%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

4,750

11-50

1,456

51-200

331

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

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 decision science consultancies are linked below.
What qualifies: Company records worldwide whose business descriptions match “decision science consultancies” 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 38,810 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 5, 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.

Decision science consultancies by location

49 lists · largest first

Every Decision science 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 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 “decision science consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many decision science consultancies are there worldwide?

RevenueBase identified 6,644 company matches for decision science consultancies 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?

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

Which country has the most decision science consultancies?

The United States leads with 1,495 companies, followed by India (452) and the United Kingdom (385). Every decision science consultancies list by country and city is linked on this page.

Which city has the most decision science consultancies?

London leads with 205 company records, followed by Sao Paulo (121) and New York (109).

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 38,810 professional contacts with verified work emails tracked across these 6,644 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 5, 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.