36 Top startups in Donostia-San Sebastian for April 2025

We rank Multiverse Computing, Graphenea and VIVEbiotech in Donostia-San Sebastian along with 33 other startups based on an algorithm that scores startups based on total investment, employee count, and quarterly website traffic. Donostia-San Sebastian startup ecosystem ranks #428 globally and #8 in Spain.

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Best Startups in Donostia-San Sebastian for 2025

SB Score:428

Multiverse Computing offers quantum computing software for financial companies seeking a competitive advantage. Access cutting-edge technology to enhance decision-making and drive innovation in the industry.

Industry:
Software & Data
Subindustry:
Software

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SB Score:393

Graphenea is a graphene materials manufacturing company. Graphene develops optimized graphene materials for industrial and research needs. Graphenea has developed leading synthesis and transfer process to obtain high uniformity monolayer graphene films on any substrate. Graphenea offers Graphene Foundry services. Graphenea offers Graphene Oxide based additives to the Polymer and Battery industries.

Industry:
Hardware & IoT
Subindustry:
Hardware

National Rank (Spain)

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SB Score:357

VIVEbiotech is a leading CDMO focused on Lentiviral vectors, ensuring high-quality production for biotech startups. Specializing in GMP standards, they offer expert contract development and manufacturing services.

Industry:
Hardware & IoT
Subindustry:
Manufacturing

National Rank (Spain)

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SB Score:352

Wavegarden specializes in creating innovative wave generating systems and surfing lagoons, from research and design to installation and operation. Their focus is on providing the ultimate surfing experience through cutting-edge technology and design.

Industry:
Edtech
Subindustry:
Education-Other

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SB Score:316

Nesplora creates VR software for assessing neurological disorders, providing immersive evaluations in a virtual environment. Engage with cutting-edge technology for precise diagnostics and treatments.

Industry:
Healthtech
Subindustry:
Fitness

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SB Score:310

Advanced adversaries and targeted attacks threaten large organisations on a daily basis. CounterCraft is a pioneering provider of full-spectrum cyber deception, ground-breaking threat hunting and cyber counterintelligence to detect, investigate and control targeted attacks. The award-winning solution combines powerful campaign automation with controlled synthetic environments to allow attackers to penetrate organizations without doing real damage. CounterCraft’s Threat Deception platform builds and deploys buffer zones that fool threat actors into engaging with false information and fake digital assets instead of real operational systems and data. The solution uses groundbreaking security engineering for Threat Detection, Threat Intelligence and Threat Response. Key stakeholders get more time to respond to advanced and rapidly evolving threats. The platform continuously generates highly relevant threat intelligence elicited from threat actors. Defenders benefit as CounterCraft integrates with incident response workflows and proactively reconfigures defensive systems in real time to mitigate risks from ongoing attacks. CounterCraft operates in Fortune500 companies globally, including major financial institutions, critical infrastructures, governments and Law Enforcement Agencies. Founded in 2015, the company is present in London, Madrid and Washington DC, with R&D in San Sebastian.

Industry:
Software & Data
Subindustry:
Enterprise Technology

National Rank (Spain)

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SB Score:292

Irisbond revolutionizes communication with cutting-edge eye tracking technology. Users can interact in a whole new way through precise eye movements.

Industry:
Software & Data
Subindustry:
Artificial Intelligence

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SB Score:289

Beseif enables individuals to securely manage sales online. The platform ensures safe transactions between users, providing a trusted environment for buying and selling items.

Industry:
Ecommerce & Retail
Subindustry:
Ecommerce

National Rank (Spain)

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Regional Rank (Western Europe)

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SB Score:287

DeltaComGroup provides high-quality telecommunications systems and services worldwide. Specializing in top-notch components, they offer a wide range of solutions for all communication needs.

Industry:
Software & Data
Subindustry:
Comtech

National Rank (Spain)

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SB Score:286

Alerion creates smart drones for autonomous, real-time infrastructure inspections. Upgrade to automated inspections with Alerion's intelligent drones.

Industry:
Software & Data
Subindustry:
Artificial Intelligence

National Rank (Spain)

0

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Regional Rank (Western Europe)

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SB Score:283

Hdiv Security, a pioneer enabling application self-protection, is the first product in its class offering protection against Security Bugs and Business Logic Flaws throughout the Software Development Lifecycle (SDLC). Hdiv Security's unified platform makes DevSecOps a reality. Hdiv's solutions (IAST & RASP) are currently used by Government, Banking, Aerospace and Fortune 500 companies. The company is privately held and headquartered in San Sebastián, Spain.

Industry:
Hardware & IoT
Subindustry:
Consumer Electronics

National Rank (Spain)

0

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Regional Rank (Western Europe)

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Total amount:37

Top 14 Software & Data Startups in Donostia-San Sebastian for 2025

The top three Software & Data startups in Donostia-San Sebastian have raised more than USD 243M. Donostia-San Sebastian startup ecosystem ranks #285 globally for the Software & Data industry.
SB Score:428

Multiverse Computing offers quantum computing software for financial companies seeking a competitive advantage. Access cutting-edge technology to enhance decision-making and drive innovation in the industry.

Industry:
Software & Data
Subindustry:
Software

National Rank (Spain)

0

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Regional Rank (Western Europe)

0

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Global Rank (WorldWide)

0

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SB Score:310

Advanced adversaries and targeted attacks threaten large organisations on a daily basis. CounterCraft is a pioneering provider of full-spectrum cyber deception, ground-breaking threat hunting and cyber counterintelligence to detect, investigate and control targeted attacks. The award-winning solution combines powerful campaign automation with controlled synthetic environments to allow attackers to penetrate organizations without doing real damage. CounterCraft’s Threat Deception platform builds and deploys buffer zones that fool threat actors into engaging with false information and fake digital assets instead of real operational systems and data. The solution uses groundbreaking security engineering for Threat Detection, Threat Intelligence and Threat Response. Key stakeholders get more time to respond to advanced and rapidly evolving threats. The platform continuously generates highly relevant threat intelligence elicited from threat actors. Defenders benefit as CounterCraft integrates with incident response workflows and proactively reconfigures defensive systems in real time to mitigate risks from ongoing attacks. CounterCraft operates in Fortune500 companies globally, including major financial institutions, critical infrastructures, governments and Law Enforcement Agencies. Founded in 2015, the company is present in London, Madrid and Washington DC, with R&D in San Sebastian.

Industry:
Software & Data
Subindustry:
Enterprise Technology

National Rank (Spain)

0

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Regional Rank (Western Europe)

0

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Global Rank (WorldWide)

0

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SB Score:292

Irisbond revolutionizes communication with cutting-edge eye tracking technology. Users can interact in a whole new way through precise eye movements.

Industry:
Software & Data
Subindustry:
Artificial Intelligence

National Rank (Spain)

0

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Regional Rank (Western Europe)

0

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Global Rank (WorldWide)

0

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Total amount:14

Top 8 Healthtech Startups in Donostia-San Sebastian for 2025

The top three Healthtech startups in Donostia-San Sebastian have raised more than USD 12.6M. Donostia-San Sebastian startup ecosystem ranks #320 globally for the Healthtech industry.
SB Score:316

Nesplora creates VR software for assessing neurological disorders, providing immersive evaluations in a virtual environment. Engage with cutting-edge technology for precise diagnostics and treatments.

Industry:
Healthtech
Subindustry:
Fitness

National Rank (Spain)

0

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Regional Rank (Western Europe)

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Global Rank (WorldWide)

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SB Score:256

Onena Medicines is a biotechnology company dedicated to developing innovative biological therapies for breast cancer and other serious orphan diseases, addressing significant unmet medical needs. Through cutting-edge research, Onena aims to transform treatment options and improve outcomes for patients facing these challenging conditions.

Industry:
Healthtech
Subindustry:
Biotechnology

National Rank (Spain)

0

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Regional Rank (Western Europe)

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Global Rank (WorldWide)

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SB Score:249

GlucoVibes helps individuals connect with their bodies to improve health, performance, and lifestyle. Nutritionists, sports medicine physicians, and health experts guide users in understanding and optimizing their physical and mental well-being.

Industry:
Healthtech
Subindustry:
Health Care

National Rank (Spain)

0

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Regional Rank (Western Europe)

0

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Global Rank (WorldWide)

0

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Total amount:8

Top 5 Hardware & IoT Startups in Donostia-San Sebastian for 2025

The top three Hardware & IoT startups in Donostia-San Sebastian have raised more than USD 26.6M. Donostia-San Sebastian startup ecosystem ranks #257 globally for the Hardware & IoT industry.
SB Score:393

Graphenea is a graphene materials manufacturing company. Graphene develops optimized graphene materials for industrial and research needs. Graphenea has developed leading synthesis and transfer process to obtain high uniformity monolayer graphene films on any substrate. Graphenea offers Graphene Foundry services. Graphenea offers Graphene Oxide based additives to the Polymer and Battery industries.

Industry:
Hardware & IoT
Subindustry:
Hardware

National Rank (Spain)

0

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Regional Rank (Western Europe)

0

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Global Rank (WorldWide)

0

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SB Score:357

VIVEbiotech is a leading CDMO focused on Lentiviral vectors, ensuring high-quality production for biotech startups. Specializing in GMP standards, they offer expert contract development and manufacturing services.

Industry:
Hardware & IoT
Subindustry:
Manufacturing

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:283

Hdiv Security, a pioneer enabling application self-protection, is the first product in its class offering protection against Security Bugs and Business Logic Flaws throughout the Software Development Lifecycle (SDLC). Hdiv Security's unified platform makes DevSecOps a reality. Hdiv's solutions (IAST & RASP) are currently used by Government, Banking, Aerospace and Fortune 500 companies. The company is privately held and headquartered in San Sebastián, Spain.

Industry:
Hardware & IoT
Subindustry:
Consumer Electronics

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
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Total amount:5

Most Funded Startups in Donostia-San Sebastian for 2025

The top three most funded startups in Donostia-San Sebastian have raised total funding of more than USD 248M. Multiverse Computing has 14.97% more funding than Wavegarden.
SB Score:428

Multiverse Computing offers quantum computing software for financial companies seeking a competitive advantage. Access cutting-edge technology to enhance decision-making and drive innovation in the industry.

Industry:
Software & Data
Subindustry:
Software

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
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SB Score:352

Wavegarden specializes in creating innovative wave generating systems and surfing lagoons, from research and design to installation and operation. Their focus is on providing the ultimate surfing experience through cutting-edge technology and design.

Industry:
Edtech
Subindustry:
Education-Other

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:310

Advanced adversaries and targeted attacks threaten large organisations on a daily basis. CounterCraft is a pioneering provider of full-spectrum cyber deception, ground-breaking threat hunting and cyber counterintelligence to detect, investigate and control targeted attacks. The award-winning solution combines powerful campaign automation with controlled synthetic environments to allow attackers to penetrate organizations without doing real damage. CounterCraft’s Threat Deception platform builds and deploys buffer zones that fool threat actors into engaging with false information and fake digital assets instead of real operational systems and data. The solution uses groundbreaking security engineering for Threat Detection, Threat Intelligence and Threat Response. Key stakeholders get more time to respond to advanced and rapidly evolving threats. The platform continuously generates highly relevant threat intelligence elicited from threat actors. Defenders benefit as CounterCraft integrates with incident response workflows and proactively reconfigures defensive systems in real time to mitigate risks from ongoing attacks. CounterCraft operates in Fortune500 companies globally, including major financial institutions, critical infrastructures, governments and Law Enforcement Agencies. Founded in 2015, the company is present in London, Madrid and Washington DC, with R&D in San Sebastian.

Industry:
Software & Data
Subindustry:
Enterprise Technology

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
View full page

Total amount:37

Top Hiring Startups in Donostia-San Sebastian by Employee Number

The top three hiring startups in Donostia-San Sebastian have an median employee size that is between [101-250]
SB Score:287

DeltaComGroup provides high-quality telecommunications systems and services worldwide. Specializing in top-notch components, they offer a wide range of solutions for all communication needs.

Industry:
Software & Data
Subindustry:
Comtech

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
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SB Score:428

Multiverse Computing offers quantum computing software for financial companies seeking a competitive advantage. Access cutting-edge technology to enhance decision-making and drive innovation in the industry.

Industry:
Software & Data
Subindustry:
Software

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
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SB Score:357

VIVEbiotech is a leading CDMO focused on Lentiviral vectors, ensuring high-quality production for biotech startups. Specializing in GMP standards, they offer expert contract development and manufacturing services.

Industry:
Hardware & IoT
Subindustry:
Manufacturing

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:393

Graphenea is a graphene materials manufacturing company. Graphene develops optimized graphene materials for industrial and research needs. Graphenea has developed leading synthesis and transfer process to obtain high uniformity monolayer graphene films on any substrate. Graphenea offers Graphene Foundry services. Graphenea offers Graphene Oxide based additives to the Polymer and Battery industries.

Industry:
Hardware & IoT
Subindustry:
Hardware

National Rank (Spain)

0

View

Regional Rank (Western Europe)

0

View

Global Rank (WorldWide)

0

Browse
View full page

Total amount:36

Explore the Startup Ecosystem of Donostia-San Sebastian

National Rank

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Regional Rank

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125th

2

Global Rank

(WorldWide)

428th

10

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Top Cities for Startups in Spain - Ranked by StartupBlink

StartupBlink ranks the startup ecosystems of more than 100 countries and 1,000 cities. Download our latest Global Startup Ecosystem Report.
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2024 National Rank CityGlobal Rank
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Total Score

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Quantity Score
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Quality Score
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Business Score
1st
0
38th
+
2
21.982
00.00
00.00
00.00
2nd
0
49th
0
15.453
00.00
00.00
00.00
3rd
0
171st
+
13
3.608
00.00
00.00
00.00
4th
0
303rd
-
19
1.275
00.00
00.00
00.00
5th
+
3
350th
+
32
1.027
00.00
00.00
00.00
6th
-
1
354th
-
22
1.012
00.00
00.00
00.00
7th
-
1
401st
-
61
0.824
00.00
00.00
00.00
8th
+
1
428th
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10
0.698
00.00
00.00
00.00
9th
-
2
438th
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68
0.660
00.00
00.00
00.00
10th
0
460th
-
24
0.583
00.00
00.00
00.00
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