Company lists · Data refreshed September 2026

Top 17 Early stage venture capital companies based in Barcelona, Spain

RevenueBase identified 53 early stage venture capital companies headquartered in Barcelona, Spain as of September 2026 and tracks 388 professional contacts across them, including 75 with verified work emails and 14 with mobile numbers. Barcelona is the largest hub.

This list covers early stage venture capital companies 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 12, 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 12, 2026 86% judged on-target in blind review
53Companies
388Contacts tracked
75Verified emails
14Mobile numbers
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The 17 largest early stage venture capital companies based in Barcelona, Spain

Ranked by team size
Top 17 of 53 early stage venture capital companies based in Barcelona, Spain, ranked by team size, largest first. Data refreshed Sep 12, 2026. RevenueBase Smart Search rates how each company's information relates to early stage venture capital companies: 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
1Indirect evidenceBarcelona, SpainHQ checked Sep 12, 202611-5049 contacts →

Indirect evidence

“We are the leading startup accelerator in Barcelona.”

Source: RevenueBase Database · checked Sep 12, 2026
2Partial evidenceBarcelona, SpainHQ checked Sep 12, 2026n/a41 contacts →

Partial evidence

“SeedRocket offers a complete Seed Funding Venture Program for Entrepreneurs with technology-based startups.”

Source: RevenueBase Database · checked Sep 12, 2026
3Indirect evidenceBarcelona, SpainHQ checked Sep 12, 202611-5029 contacts →

Indirect evidence

“En Bcombinator impulsamos startups con ambición global.”

Source: RevenueBase Database · checked Sep 12, 2026
4Indirect evidenceBarcelona, SpainHQ checked Sep 12, 20261-1024 contacts →

Indirect evidence

“Your seed fund in Southern Europe.”

Source: RevenueBase Database · checked Sep 12, 2026
5Partial evidenceBarcelona, SpainHQ checked Sep 12, 20261-1011 contacts →

Partial evidence

“4Founders Capital is about empowering ambitious and talented entrepreneurs in Europe to build high impact global technology companies.”

Source: RevenueBase Database · checked Sep 12, 2026
6Strong evidenceBarcelona, SpainHQ checked Sep 12, 20261-1010 contacts →

Strong evidence

“Aldea Ventures is a pan-European venture capital platform based in Barcelona investing in the next generation of technology leaders.”

Source: RevenueBase Database · checked Sep 12, 2026
7Partial evidenceBarcelona, SpainHQ checked Sep 12, 20261-109 contacts →

Partial evidence

“Black River Ventures (BRV) is committed to supporting passionate entrepreneurs who build disruptive, world-changing companies.”

Source: RevenueBase Database · checked Sep 12, 2026
8Strong evidenceBarcelona, SpainHQ checked Sep 12, 20261-109 contacts →

Strong evidence

“Grow Venture Partners is a venture capital firm specializing in Deep Tech and Tech Transfer companies.”

Source: RevenueBase Database · checked Sep 12, 2026
9Indirect evidenceBarcelona, SpainHQ checked Sep 12, 20261-108 contacts →

Indirect evidence

“Bienvenido a Atomic4VC!”

Source: RevenueBase Database · checked Sep 12, 2026
10Partial evidenceBarcelona, SpainHQ checked Sep 12, 202611-507 contacts →

Partial evidence

“Nacido en Barcelona en 2020, Farside es un venture builder que acompaña de forma integral a emprendedores para transformar sus ideas innovadoras en startups de éxito.”

Source: RevenueBase Database · checked Sep 12, 2026
11Strong evidenceBarcelona, SpainHQ checked Sep 12, 20261-106 contacts →

Strong evidence

“Smartech Capital is a niche VC that invests in tech startups at Seed+ stages.”

Source: RevenueBase Database · checked Sep 12, 2026
12Indirect evidenceBarcelona, SpainHQ checked Sep 12, 20261-104 contacts →

Indirect evidence

“Secways is a small fund created by entrepreneurs to help entrepreneurs.”

Source: RevenueBase Database · checked Sep 12, 2026
13Strong evidenceBarcelona, SpainHQ checked Sep 12, 20261-104 contacts →

Strong evidence

“Nero Ventures is a venture capital firm with the following characteristics: 1.”

Source: RevenueBase Database · checked Sep 12, 2026
14Partial evidenceBarcelona, SpainHQ checked Sep 12, 20261-102 contacts →

Partial evidence

“Aura Bioventures invests in seed-stage biomedical start-ups taking an active role in their development.”

Source: RevenueBase Database · checked Sep 12, 2026
15Strong evidenceBarcelona, SpainHQ checked Sep 12, 20261-102 contacts →

Strong evidence

“Media Digital Ventures is a venture capital firm specializing in Media-for-Equity investments.”

Source: RevenueBase Database · checked Sep 12, 2026
16Partial evidenceBarcelona, SpainHQ checked Sep 12, 20261-102 contacts →

Partial evidence

“Our mission is to support emerging and expanding companies with strategic capital, operational expertise, and a proven business model.”

Source: RevenueBase Database · checked Sep 12, 2026
17Indirect evidenceBarcelona, SpainHQ checked Sep 12, 20261-101 contacts →

Indirect evidence

“Project Ignite - the one-of-a-kind non-equity startup accelerator that is passionately committed to helping global startups achieve their funding goals.”

Source: RevenueBase Database · checked Sep 12, 2026

Showing 17 of 53 early stage venture capital companies based in Barcelona, Spain

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Early stage venture capital companies based in Barcelona, Spain at a glance

As of Sep 12, 2026
19.3%Verified-email coverage
3.6%Mobile-number coverage
7.3Average contacts per company
1-10Median size (employees)
98.1%Largest-city concentration · Barcelona
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
43
11-50
9

Freshness & accuracy

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

Email last verified

Median 14.0d

Company record updated

Median 39.0d

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 early stage venture capital companies, 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 “early stage venture capital companies”. 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 early stage venture capital companies), 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 early stage venture capital companies, 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, 75 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 12, 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.

Early stage venture capital companies 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 early stage venture capital companies, 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 early stage venture capital companies are there based in Barcelona, Spain?

RevenueBase identified 53 early stage venture capital companies 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?

Conector Startup Accelerator, headquartered in Barcelona, tops this list with the largest team on record.

Which city has the most early stage venture capital companies?

Barcelona leads with 52 headquartered companies, followed by Madrid (45) and Valencia (7).

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 75 verified decision-maker contacts tracked across these 53 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 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 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.