Best High Tech Companies in Brussels, Belgium
The 76 best High Tech companies in Brussels, Belgium in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Collibra.
Our analysis of 1,127 High Tech companies
$222.2b in tracked funding; 89% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best High Tech companies in Brussels
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Airbot Services Develops commercial drones and a drone power management circuit board | — | — | — | 2014 | Hugues Dorchy Founder | — | — | — |
| 2 | Argentas Protocol for developing financial systems | — | — | 11 | 2018 | Heikki Niemela Founder | BootstrapLiteSpeedAMP+5 | — | — |
| 3 | Arrim Provider of an augmented reality based measuring device | — | — | — | 2017 | Hengxing Yang Founder & CEO | PHPjQuerycore-js+11 | — | — |
| 4 | Avence Blockchain network for big data | — | — | — | 2017 | Luigi Piccicuto Co-Founder | — | — | — |
| 5 | Botwiser Contextual chatbot and voicebot solutions for businesses | — | — | — | 2016 | Karlis Skuja Co-Founder & CEO | — | — | — |
| 6 | Campfire Provider of development services for conversational AI and chatbots | — | — | 3 | 2020 | Alexis Safarikas CEO & Managing Partner | WebflowjQuery-pjaxcore-js+15 | — | 1 partnership · 1 award |
| 7 | Carboganic Provider of biocarbon-engineered composites | — | — | — | 2020 | Bart Tambuyser Managing Director | — | 8 patents Bio-based pyrolyzed lignocellulose fillers for foamed additive manufacturing materials | — |
| 8 | Chatbotler AI based chatbot for customer support | — | — | — | 2017 | Ely Weichsel Founder & CEO | — | — | — |
Top 12 High Tech companies in Brussels
#1
Collibra 🦄Series G · Brussels, Brussels · founded 2008 · 1184 employees$596.3Mraised▾
Provider of a platform for data intelligence, governance, and AI management. The platform offers data cataloging, data governance, data lineage, and data quality monitoring. It facilitates data access policy definition and enforcement. The platform supports regulatory compliance, risk mitigation, and data product delivery. It enables data discovery, understanding, and access through business-led collaboration. The platform also provides AI governance capabilities.
- Nov 2021Series G$250M
- Oct 2020Series E—
- Apr 2020Series E$112.5M
- Jan 2019Series E$100M
#2
Seed · Brussels, Brussels · founded 2020 · 5 employees$10.3Mraised▾
Developer of spatial and empathic computing technology using single photon sensors. This technology enables the development of AI agents that understand user context and environment through real-time acquisition of human contextual data. The company's low-bandwidth, low-power solution is optimized for wearable devices, focusing on attention-based data gathering to capture only relevant information. This approach allows AI assistants to anticipate user needs, distinguish between casual and genuine interest, and identify visual focus points. The core technology involves a combination of advanced sensors and an attention-triggered data processing system.
- Jan 2024Seed$3.2M
- May 2023Seed$5.4M
- 2020Seed$61.4K
#3
Series B · Brussels, Brussels · founded 2007 · 12 employees$29.3Mraised▾
itsme provides a mobile to prove the user identity and approve a transaction to both individuals and businesses. The mobile combines a mobile phone, SIM card and a personal identifier like a fingerprint or a personal code to generate a unique ID for the user. The Android & iOS mobile app is free for use cases like digital identification, authentication or approval of transactions. The company offers a partnership-based model to incorporate the product capabilities to the business organizations. Notable partners include BNP Paribas Fortis, Randstad, Belfius, ING, Bolero, ClearMedia, and AXA. Started as an initiative of Belgian Mobile ID, a consortium of major Belgian banks like Belfius, BNP Paribas Fortis, ING, & CBC and Belgian mobile network operators like Orange Belgium, Proximus, and Telenet.
- Jul 2021Series B$29.3M
#4
Series B · Brussels, Brussels · founded 2017 · 20 employees$29.3Mraised▾
Provider of digital identity solutions for secure online transactions and signatures. It allows users to securely log in, create accounts, confirm transactions, and sign documents. The platform offers a method for identity verification without card readers or passwords. It facilitates secure access and confirmation processes across various online platforms.
- Jul 2021Series B$29.3M
#5
Seed · Brussels, Brussels · founded 2019 · 9 employees$1.6Mraised▾
Ethernetics provides solutions to automate data centre operations. It also provides dashboards based on measurement data. It uses machine learning and artificial intelligence technology to implement predictive maintenance of server power supplies, UPS and backup batteries. It also provides solutions for lower power cost, reduction of the total cost of ownership, and for certifications.
- Jun 2023Seed$1.6M
#6
Series A · Brussels, Brussels · founded 2017 · 2 employees$4.8Mraised▾
Kaspard has developed a sensor-based device and platform for monitoring the elderly. The company has developed solutions such as a sensor attached to the wall opposite the bed, an app for monitoring the elderly via pictograms and color codes, and a platform to provide the activity reports at end of the day. The sensor detects in case of a fall or when the patient does not return to bed and sends an alert to the nursing staff. The solutions enable the nurses to continuously monitor and manage care for the elderly in bed exits or provide emergency care.
- Jul 2021Series A$3.7M
- 2019Conventional Debt—
- Mar 2019Seed$1.1M
- Feb 2018Conventional Debt$123.6K
#7
Funding Raised · Brussels, Brussels · founded 2019 · 1 employees$3Mraised▾
Network of decentralized computing resources enabling peer-to-peer transactions and resource sharing. It facilitates the allocation, sharing, and exchange of computing resources. The network is built upon design principles that allow components to self-organize and expand. It offers opportunities to contribute to open-source projects and leverage the network for new ideas. The network provides access to computing resources and enables innovation.
- Feb 2022Grant (prize money)$120K
- Nov 2021ICO$2.9M
#8
Deadpooled · Brussels, Brussels · founded 2015 · 2 employees$17.8Mraised▾
Noho is a system for keeping track of pressure to be applied for lymphedema patients. Consists of a bandage with sensors to measure the pressure applied. The app collects the data and uploads to a global management platform. This data is then compared with the optimum pressure gradient that should be applied in order to reduce the lymphedema.
- Jun 2017Series A$17.8M
#9
Funding Raised · Brussels, Brussels · founded 2020 · 11 employees$545.8Kraised▾
Provider of end-to-end solutions for safe drone operations. It offers a range of services, including drone detection and traffic management, to help operators navigate the complex airspace regulations.
- Nov 2022Grant (prize money)$545.8K
#10
Seed · Brussels, Brussels · founded 2013 · 12 employees$280.1Kraised▾
Zensor offers an innovative technology to accurately detect anomalies and keep an eye on the functioning of assets. They serve enterprises in verticals like renewables, civil infrastructure, oil gas, and pipelines.
- Mar 2023Grant (prize money)$280.1K
- Mar 2017Angel—
#11
Seed · Brussels, Brussels · founded 2017 · 18 employees$2.4Mraised▾
Provider of water leakage detection solution. It enables users to control the water bill and detect leakage in real time. It provides patented technology with the help of machine learning water consumption is measured, and water leaks are detected and reported through the Shayp router via an instant alert.
- Dec 2020Seed$2.3M
- Sep 2018Seed$58K
- Conventional Debt$220.5K
#12
Series B · Brussels, Brussels$8Mraised▾
Provider of 3D gesture-based user interfaces and applications
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of High Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Semiconductors is moving in Belgium
A read on the academic research around Semiconductors — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 615 Belgium-affiliated papers.
- IMEC343
- KU Leuven182
- Ghent University111
- ON Semiconductor22
- UCLouvain20
- Photonics5→20
- Photonic integrated circuit5→15
- Integrated circuit6→16
- Transistor5→9
- Optoelectronics12→15
- Amplifier2→6
- Chip3→5
- Circuit reliability2→4
- Integrated circuit14→15
- Reliability (semiconductor)8→9
- CMOS21
- Reliability (semiconductor)19
- Electronic circuit19
- Three-dimensional integrated circuit18
- Integrated circuit18
Where semiconductors is researched across Belgium
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.