Company lists · Data refreshed September 2026

Top 25 Merger integration consulting firms based in Spain

RevenueBase identified 464 company matches for merger integration consulting firms associated with Spain as of September 2026 and tracks 2,999 professional contacts across them, including 446 with verified work emails. Madrid is the largest hub.

This list covers company matches for merger integration consulting firms associated with Spain, 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 September 28, 2026.

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 Sep 28, 2026 How this list was built
464Companies
2,999Contacts tracked
446Verified emails
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The 25 largest merger integration consulting firms based in Spain

Ranked by team size
Top 25 of 464 company matches for merger integration consulting firms based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchPozuelo De Alarcón, SpainHQ recorded Sep 28, 2026201-500317 contacts →

Exact match

“We are a global consulting, technology, and professional services firm with over 25 years of experience.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchValencia, SpainHQ recorded Sep 28, 202651-200108 contacts →

Exact match

“Improven es una consultora estratégica de negocio que trabaja a medida con sus clientes, ayudándoles a crecer de forma sostenible y a generar valor e impacto real en la economía y…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchMadrid, SpainHQ recorded Sep 28, 202651-20095 contacts →

Exact match

“NORGESTION is a management consulting company operating from five offices in Spain (Madrid, Barcelona, Bilbao, San Sebastian and Pamplona) and specialised in three areas: ·…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchMadrid, SpainHQ recorded Sep 28, 202611-5066 contacts →

Exact match

“Ayudamos a nuestros clientes a liberar el potencial de sus organizaciones y equipos.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchDonostia, SpainHQ recorded Sep 28, 202651-20065 contacts →

Exact match

“Empresa de Consultoría especializada en- Internacionalización: Colaboramos con las empresas en su expansión internacional- Estrategia: Ayudamos en la dinamización, elaboración y…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchZaragoza, SpainHQ recorded Sep 28, 202651-20055 contacts →

Exact match

“Somos un equipo dinámico y flexible especializado en consultoría de negocio, tecnológica, organización y optimización de procesos.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchVigo, SpainHQ recorded Sep 28, 202611-5048 contacts →

Exact match

“EOSA es una empresa de consultoría especializada en las áreas de estrategia y organización con 30 años de experiencia.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLas Palmas De Gran Canaria, SpainHQ recorded Sep 28, 202651-20040 contacts →

Exact match

“We are a business consultancy that supports organisational transformation from within.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Sep 28, 202611-5033 contacts →

Exact match

“Una firma de consultoría estratégica y de operaciones independiente, orientada a facilitar la transformación empresarial.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchValencina De La Concepción, SpainHQ recorded Sep 28, 2026n/a31 contacts →

Exact match

“En Plus Consulting ayudamos a las organizaciones a crecer desde dentro, desarrollando liderazgo, cultura y resultados sostenibles.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchMadrid, SpainHQ recorded Sep 28, 202611-5029 contacts →

Exact match

“Somos una firma de consultoría especializada en la optimización integral de canales comerciales y de atención al cliente.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchBarcelona, SpainHQ recorded Sep 28, 20261-1029 contacts →

Exact match

“Ayudamos a las empresas a incorporar en sus organizaciones a los mejores profesionales.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchBarcelona, SpainHQ recorded Sep 28, 202611-5027 contacts →

Exact match

“Active Development is a boutique consulting & training firm that help solve our client's toughest challenges and build a better working world for all.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchBarcelona, SpainHQ recorded Sep 28, 202611-5026 contacts →

Exact match

“TwinPikes is a management consulting firm with international reach, working with ambitious leaders and organizations to develop and implement strategies, enabling their…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchSant Just Desvern, SpainHQ recorded Sep 28, 202611-5025 contacts →

Exact match

“Improva es una consultoría ejecutiva de estrategia y operaciones formada por un equipo multidisciplinar que ayuda a las organizaciones a adaptarse al entorno, desarrollarse con…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchPamplona/iruña, SpainHQ recorded Sep 28, 202611-5024 contacts →

Exact match

“Los profesionales de Delta Consultores estamos para ayudarte a solucionar cualquier problema y a desarrollar tus oportunidades.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchBarcelona, SpainHQ recorded Sep 28, 202611-5024 contacts →

Exact match

“Somos una consultoría de gestión empresarial especializada en el área de operaciones, estrategia, formación y RRHH.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchMadrid, SpainHQ recorded Sep 28, 202651-20024 contacts →

Exact match

“NAIBC es una sociedad especializada en la prestación de servicios de consultoría empresarial, reestructuración societaria, adquisición, fusión y liquidación de entidades del…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchValencia, SpainHQ recorded Sep 28, 202611-5024 contacts →

Exact match

“Nuestro propósito es encontrar certezas en la complejidad del mundo de los negocios, facilitando el acceso a las ideas fundamentales del Management para impulsar el desarrollo del…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSant Cugat Del Vallès, SpainHQ recorded Sep 28, 202611-5023 contacts →

Exact match

“Juntos transformamos organizaciones En SOLVE Advisors Group trabajamos con una idea clara: mejorar procesos no es suficiente.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchMadrid, SpainHQ recorded Sep 28, 202611-5023 contacts →

Exact match

“Somos una consultora que trabaja la transformación de las empresas a través de las personas y la tecnología.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchMadrid, SpainHQ recorded Sep 28, 202651-20023 contacts →

Exact match

“108 Global is a management consulting firm, driven by the ability to deliver high-value, actionable insights and solutions to our clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchMadrid, SpainHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“Somos una consultora de eficiencia comercial y recursos humanos.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchBarcelona, SpainHQ recorded Sep 28, 202651-20018 contacts →

Exact match

“Puente China was born, grows and consolidates itself as a professional services company that offers its clients a 360 degree coverage of the M&A universe, focusing on the main…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMadrid, SpainHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“Sellcom Group Spain nace de la fusión de tres compañías con reconocida trayectoria en el mercado español y bajo la cobertura internacional del Grupo Sellcom, grupo empresarial de…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 464 merger integration consulting firms based in Spain

See the full list, filter by size, metro and specialty, and access 446 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Merger integration consulting firms based in Spain at a glance

As of Sep 28, 2026
14.9%Verified-email coverage
6.5Average contacts per company
1-10Median size (employees)
31.2%Largest-city concentration · Madrid
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
341
11-50
98
51-200
19
201-500
3
501-1,000
1
5,001-10,000
1

Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 464 companies.

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.
What qualifies
Company records associated with Spain whose business descriptions match “merger integration consulting firms” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 446 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 September 28, 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.

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 “merger integration consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many merger integration consulting firms are there based in Spain?

RevenueBase identified 464 company matches for merger integration consulting firms associated with Spain as of September 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?

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

Which city has the most merger integration consulting firms?

Madrid leads with 145 company records, followed by Barcelona (93) and Valencia (19).

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 446 professional contacts with verified work emails tracked across these 464 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 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 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.