Big Sur Ventures

www.bigsurventures.vc ↗ ·Madrid ·Invests Pre-seed – Series A

Big Sur Ventures is a Madrid-based early-stage venture capital firm founded in 2012, investing from pre-seed through Series A. It focuses on two core themes: Deep Tech (quantum computing, AI, materials science, photonics, microelectronics, nanotechnology) and Internet/SaaS software, and is considered the leading Deep Tech seed investor in Spain. The firm takes an active, hands-on approach, backing founders with capital, operational advice, transaction expertise and network access.

Tracked portfolio
28
Team
10
AUM
n/a
Rounds
44
Cheque
€0.5–3M
SectorsDeep Tech (quantum computing, AI, materials science, photonics, microelectronics, nanotechnology), Internet/SaaS, Cybersecurity VC MapSeries A

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Team

Jose Miguel Herrero
Managing Partner
Carlos Galve
Partner
Ismael Almazán
Partner
Sergio Choclán
Partner
Francisco Berlanga
Venture Partner
Joaquín Azpilicueta
Operating Partner

Portfolio companies 31

Open 28 as list → On map →
Arq Quantum Technologies
entered at Pre-seed, 2026
Deeptech & Hardware Pre-seed
LuxQuanta
led Series A, 2025
Cybersecurity Series A
Emblematic
entered at Pre-seed, 2025
AI & Data Pre-seed
Reveni
entered at Seed, 2022
Marketplace & E-commerce Series A
Floatech
entered at Seed, 2023
Energy & Climate Seed
Plenit
led Seed, 2021
Enterprise Software Series B
Ciudadela
entered at Seed (estimated), 2024
Proptech & Construction Seed
Frenetic
led Pre-seed (estimated), 2018
Deeptech & Hardware Series A
Trucksters
led Seed, 2019
Mobility & Logistics Series B
PandaGo
entered at Seed (estimated), 2022
Mobility & Logistics Seed
Cuyna
led Seed, 2022
Foodtech & Agtech Seed
Baluwo
entered at Seed (estimated), 2022
Fintech Seed
Paack
led Seed, 2016
Mobility & Logistics Series E
Berdac
led Seed, 2021
Healthtech & Bio Seed
Card-Dynamics
led Seed (estimated), 2021
Fintech Seed
Homyspace
led Seed (estimated), 2020
Proptech & Construction Seed
Smart Protection
entered at Seed, 2017
Cybersecurity Series B
Bdeo
entered at Seed, 2019
Insurtech Series B
Bob.io
entered at Seed (estimated), 2020
Travel & Hospitality Seed
Nailted
entered at Pre-seed (estimated), 2019
HR & Future of Work Pre-seed
ApetEat
led Seed, 2019
Foodtech & Agtech Seed
Lingokids
entered at Series A, 2018
Edtech Series D
Persei Vivarium
entered at Seed, 2018
Healthtech & Bio Seed
Celebrents
entered at Pre-seed (estimated), 2017
Marketplace & E-commerce Pre-seed
VacationsPal
entered at Seed, 2016
Travel & Hospitality Seed
Funidelia
led Pre-seed (estimated), 2015
Marketplace & E-commerce Pre-seed
3D Digital Venue
led Pre-seed (estimated), 2014
Media & Gaming Series A
Iristrace
per company site
Enterprise Software Seed
Exited or sunsetted (3)
BiiCode
per company site
Closed in 2016
Innroute
per company site
Acquired by sennder, 2019
Joinup
per company site
Acquired by Eysa, 2026

Funding rounds 44

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DateCompanyRoundAmountLead

Often invests with 38

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PublishedArticle
2026-10-26 M&A Teaser 🇪🇸 🇵🇹 Newsletter #305 ↗
M&A Teaser
2026-10-26
2026-10-23 Seaya arranca el megafondo con los primeros €600M. Más gestoras se rearman. Las tripas del pacto Factorial-General Catalyst ↗
Ecotechers
2026-10-23
2026-10-22 Seaya raises €600M for new growth fund to back Europe's next global tech leaders ↗
2026-10-20 Big Sur Ventures lanza un fondo de 100 millones para invertir en hasta 25 startups tecnológicas ↗
Pymes Magazine
2026-10-20
2026-07-27 Dealflow #522: Fever valued at almost €4B. viterbit acquired by InfoJobs. Santander AI team. ↗
Dealflow.es Newsletter
2026-07-27
2026-07-17 Arq Quantum Technologies cierra una ronda de $1,4m liderada por Ground State Ventures. Participa Big Sur ↗
Webcapitalriesgo
2026-07-17
2026-03-09 Axiomatic AI Raises $18M to Build the Intelligence Infrastructure for Verified Science & Engineering ↗
Tech Funding News
2026-03-09
2025-10-15 Barcelona's LuxQuanta raises €8M to shield the world's data from quantum hackers ↗
Tech Funding News
2025-10-15
2025-09-30 Reveni secures €7.5M to reinvent the e-commerce logistics experience ↗
Tech.eu
2025-09-30
2025-09-18 Big Sur Ventures leads a €9.4 million round in Nanopower Semiconductor together with the EIC and Skagerak Capital ↗
Capital-Riesgo.es
2025-09-18
2025-07-29 SETT to Invest €125 Million in Axon and Big Sur Ventures to Support Tech Startups through Their Funds ↗
Capital-Riesgo.es
2025-07-29
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