Company lists · Data refreshed September 2026

Top 21 Infrastructure investment firms based in Madrid, Spain

RevenueBase identified 46 company matches for infrastructure investment firms associated with Madrid, Spain as of September 2026 and tracks 42,968 professional contacts across them, including 4,610 with verified work emails and 799 with mobile numbers. Across Spain, Madrid is the largest hub for this category.

This list covers company matches for infrastructure investment firms associated with Madrid, 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 12, 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 12, 2026 How this list was built
46Companies
42,968Contacts tracked
4,610Verified emails
799Mobile numbers
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The 21 largest infrastructure investment firms based in Madrid, Spain

Ranked by team size
Top 21 of 46 company matches for infrastructure investment firms based in Madrid, Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 12, 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 matchMadrid, SpainHQ recorded Sep 12, 202610001+27,028 contacts →

Exact match

“ACCIONA champions a different way of doing business: Business as Unusual, delivering benefits far beyond the corporate realm.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
2Exact matchMadrid, SpainHQ recorded Sep 12, 202610001+4,227 contacts →

Exact match

“We work to ensure society advances toward a sustainable future through the development and management of infrastructures that have a positive social, economic, and environmental…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
3Exact matchMadrid, SpainHQ recorded Sep 12, 20265,001-10,0001,649 contacts →

Exact match

“Isolux is a global benchmark in energy, water and environmental, road and railways infrastructure with presence in more than 35 countries on four continents.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
4Exact matchMadrid, SpainHQ recorded Sep 12, 20261,001-5,000475 contacts →

Exact match

“En Lantania hacemos realidad grandes infraestructuras de transporte, agua y energía con el entusiasmo de una empresa joven y la solidez que nos aporta la experiencia.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
5Exact matchMadrid, SpainHQ recorded Sep 12, 20261,001-5,000343 contacts →

Exact match

“Efficient and innovative solutions to meet global mobility needs.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
6Exact matchMadrid, SpainHQ recorded Sep 12, 202610001+252 contacts →

Exact match

“At Globalvia, we are one of the world leaders in the management of transport infrastructure concessions and mobility services, placing sustainability and innovation at the core of…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
7Exact matchMadrid, SpainHQ recorded Sep 12, 202610001+215 contacts →

Exact match

“The ACS Group is the most global, integrated, and diverse organisation that develops, invests in, designs, constructs, and operates projects in advanced technology, energy…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
8Exact matchMadrid, SpainHQ recorded Sep 12, 2026201-500198 contacts →

Exact match

“Azora is a leading independent global real estate and infrastructure investment manager, with €14.6 billion AUM and over 600 professionals.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Sep 12, 2026201-500124 contacts →

Exact match

“Founded in 2007, Plenium Partners is an investment company focused on power and sustainable infrastructure in Europe More than 7.5Bn invested to date,+300 employees, 5 countries…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
10Exact matchMadrid, SpainHQ recorded Sep 12, 202651-20060 contacts →

Exact match

“Incus Capital is a European real assets specialty investment advisory firm headquartered in Madrid.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
11Exact matchMadrid, SpainHQ recorded Sep 12, 20261,001-5,00020 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
12Exact matchMadrid, SpainHQ recorded Sep 12, 202611-5018 contacts →

Exact match

“Serena Industrial Partners is an European independent investment manager, focused on sustainable infrastructure development.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
13Exact matchMadrid, SpainHQ recorded Sep 12, 202611-5016 contacts →

Exact match

“Besant is an investment firm with geographical presence in Europe and the Americas investing in real estate, hospitality and technology capitalizing value from areas undergoing a…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
14Exact matchMadrid, SpainHQ recorded Sep 12, 20261-1011 contacts →

Exact match

“Teras Capital is an investment firm focusing on the origination, development and management of differentiated transactions in telecommunications and sports infrastructures.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
15Exact matchMadrid, SpainHQ recorded Sep 12, 202611-5011 contacts →

Exact match

“Kobus Partners is a leading independent investment manager and advisory services firm specialized in infrastructure investments and corporate finance.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
16Exact matchMadrid, SpainHQ recorded Sep 12, 20261-109 contacts →

Exact match

“Teset Capital is a specialised infrastructure private equity firm focused on the lower mid-market across the Eurozone.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
17Exact matchMadrid, SpainHQ recorded Sep 12, 202611-507 contacts →

Exact match

“Frontier Renewables is a global investment management firm focused on investing in renewable energy infrastructure projects to help accelerate the world’s clean energy transition.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
18Exact matchMadrid, SpainHQ recorded Sep 12, 20261-105 contacts →

Exact match

“Queenspoint is a long term investment vehicle and asset manager which acquires, holds and actively operates middle market core infrastructure assets -in fields such as transport…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
19Exact matchMadrid, SpainHQ recorded Sep 12, 20261-104 contacts →

Exact match

“One-stop Financial Boutique ESG experience for infrastructure funds, private equities, relevant public & non public entities, heavy industries, heavy transport, relevant services…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
20Exact matchMadrid, SpainHQ recorded Sep 12, 20261-102 contacts →

Exact match

“Eq & D is firm specialized on Infrastructure Asset Class whose main functions are: 1- Act as representative in Spain for infrastructure investment funds and foreign entities 2-…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
21Exact matchMadrid, SpainHQ recorded Sep 12, 20261-101 contacts →

Exact match

“GALERA & PARTNERS provides a comprehensive suite of Asset and Investment Management Services across infrastructure & energy project finance assets' life-cycle from acquisition to…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase

Showing 21 of 46 infrastructure investment firms based in Madrid, Spain

See the full list, filter by size, metro and specialty, and access 4,610 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure investment firms based in Madrid, Spain at a glance

As of Sep 12, 2026
10.7%Verified-email coverage
1.9%Mobile-number coverage
934.1Average contacts per company
11-50Median size (employees)
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
15
51-200
4
201-500
2
501-1,000
1
1,001-5,000
4
5,001-10,000
1
10001+
5

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.0d

Company record updated

Median 78.0d

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 Madrid, Spain whose business descriptions match “infrastructure investment 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 4,610 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 12, 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 “infrastructure investment firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure investment firms are there based in Madrid, Spain?

RevenueBase identified 46 company matches for infrastructure investment firms associated with Madrid, 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?

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

Which city in Spain has the most infrastructure investment firms?

Madrid leads Spain with 30 company records, followed by Barcelona (6) and A Coruna (1).

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 4,610 professional contacts with verified work emails tracked across these 46 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 12, 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.