Company lists · Data refreshed September 2026

Top 23 Business transformation consultancies based in Barcelona, Spain

RevenueBase identified 530 business transformation consultancies headquartered in Barcelona, Spain as of September 2026 and tracks 11,983 professional contacts across them, including 2,812 with verified work emails. Madrid is the largest hub.

This list covers business transformation consultancies headquartered in Barcelona, Spain, 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 20, 2026.

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 20, 2026 86% judged on-target in blind review
530Companies
11,983Contacts tracked
2,812Verified emails
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The 23 largest business transformation consultancies based in Barcelona, Spain

Ranked by team size
Top 23 of 530 business transformation consultancies based in Barcelona, Spain, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to business transformation 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceBarcelona, SpainHQ checked Sep 20, 20265,001-10,0006,133 contacts →

Partial evidence

“At SEIDOR we help drive the transformation and competitiveness of our clients through technology and innovation, always focusing on the human value and prioritizing talents and…”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceBarcelona, SpainHQ checked Sep 20, 2026201-500342 contacts →

Indirect evidence

“Are you Ready?”

Source: RevenueBase Database · checked Sep 20, 2026
3Partial evidenceBarcelona, SpainHQ checked Sep 20, 202651-200140 contacts →

Partial evidence

“Quantion provides end-to-end technology and digital services, supporting organizations throughout their digital transformation journey, from strategic definition to technology…”

Source: RevenueBase Database · checked Sep 20, 2026
4Partial evidenceBarcelona, SpainHQ checked Sep 20, 202651-200137 contacts →

Partial evidence

“Better Consultants is the strategic partner for innovation and digital transformation.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-200132 contacts →

Indirect evidence

“Aktios nace en 2013 con el objetivo de convertir la complejidad tecnológica en crecimiento real de negocio.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-200131 contacts →

Indirect evidence

“DQS/ is a is an IT consulting firm that uses Microsoft tools to align the strategies, processes and resources of companies, helping them to digitally transform their business and…”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-200108 contacts →

Indirect evidence

“Nuestra misión es ayudar a nuestros clientes a alcanzar nuevos territorios de competitividad.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceBarcelona, SpainHQ checked Sep 20, 2026201-500104 contacts →

Indirect evidence

“We drive digital innovation with SAP solutions in Spain and international markets.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceBarcelona, SpainHQ checked Sep 20, 2026201-500100 contacts →

Indirect evidence

“Consulting & BPO Services Abinitio offers specialized management services to the customers to help them, from the beginning, to improve their businesses.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20085 contacts →

Indirect evidence

“ConVista Spain has offices in Madrid and Barcelona and is focused in the areas of Finance, Treasury, Digitalization, Innovation, Process Mining, Insurance and Banking.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20065 contacts →

Indirect evidence

“En Netmind ayudamos a las organizaciones a implementar con éxito su estrategia digital a través de experiencias y servicios de consultoría que les permitan desarrollar el talento…”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20064 contacts →

Indirect evidence

“Tu tecnología impulsa tu negocio o lo frena?”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20055 contacts →

Indirect evidence

“At Jelliby we use the potential of digital channels to create products that offer new experiences, functionalities and services adapted to the user, with a focus on business.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20051 contacts →

Indirect evidence

“The world changes.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20050 contacts →

Indirect evidence

“We are Runroom, a Digital Business Consultancy.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202611-5045 contacts →

Indirect evidence

“Signature is a cross industry management and strategy consulting boutique.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20043 contacts →

Indirect evidence

“uDefine offers professional services specializing in the area of Organization, Business and Technology Consulting.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202611-5037 contacts →

Indirect evidence

“NIKEL es una compañía de consultoria para empresas especializada en la mejora de la Cuenta de Resultados de nuestros Clientes mediante la organización, los sistemas de gestión y…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202611-5035 contacts →

Indirect evidence

“ActioGlobal is the global partner trusted by market leaders to turn strategy into measurable outcomes.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202611-5035 contacts →

Indirect evidence

“Konozca Consultoría Tecnológica Estratégica, especializada en ayudar a las empresas a obtener Valor y Ventaja Competitiva a través de los Sistemas Informáticos Ofrece también…”

Source: RevenueBase Database · checked Sep 20, 2026
21Partial evidenceBarcelona, SpainHQ checked Sep 20, 202611-5033 contacts →

Partial evidence

“ForgeFlow provides Business and Information Technology Consulting Services to help companies in their Digital Transformation and adapt to the new volatile, uncertain, complex and…”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202651-20032 contacts →

Indirect evidence

“Consultora estratégica para transformación digital y desarrollo de negocios en nuevas TheHubs es una consultora pionera que promueve la transformación digital y crea estrategias…”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceBarcelona, SpainHQ checked Sep 20, 202611-5029 contacts →

Indirect evidence

“Consultora especializada en la mejora de las operaciones, eficiencia empresarial y digitalización, capaz de aumentar la competitividad de nuestros clientes.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 23 of 530 business transformation consultancies based in Barcelona, Spain

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Business transformation consultancies based in Barcelona, Spain at a glance

As of Sep 20, 2026
23.5%Verified-email coverage
22.6Average contacts per company
1-10Median size (employees)
150.4%Largest-city concentration · Madrid
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
384
11-50
108
51-200
25
201-500
7
501-1,000
2
1,001-5,000
1
5,001-10,000
2
10001+
1

Email recency for this list is measured across the whole Spain list rather than for Barcelona, so it is reported there. Company counts and contact totals on this page are exact for Barcelona, over 530 companies.

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 business transformation 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.
What qualifies
Companies headquartered in Barcelona, Spain whose own description of what they do matches “business transformation 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 business transformation 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 business transformation consultancies, and records with no verified work email. Companies headquartered outside Barcelona are excluded even when they keep an office there.
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, 2,812 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 20, 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.

Business transformation consultancies by metro in Spain

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 business transformation 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 business transformation consultancies are there based in Barcelona, Spain?

RevenueBase identified 530 business transformation consultancies headquartered in Barcelona, Spain 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?

Seidor, headquartered in Barcelona, tops this list with the largest team on record.

Which city has the most business transformation consultancies?

Madrid leads with 797 headquartered companies, followed by Barcelona (530) and Valencia (109).

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 2,812 verified decision-maker contacts tracked across these 530 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 20, 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.