Best Semiconductors Companies in North Rhine Westphalia, Germany
The 103 best Semiconductors companies in North Rhine Westphalia, Germany in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Black Semiconductor.
Our analysis of 50 Semiconductors companies
$5.6b in tracked funding; 63% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2018.
Ranked: Best Semiconductors companies in North Rhine Westphalia
| # | Company | Last round | Disclosed funding | Stage | Employees | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3S Developer of gas detection sensors | — | — | Funding Raised | 28 | — | — | — | — |
| 2 | 4JET microtech Manufacturer of laser systems for applications in micromachining | — | — | Unfunded | — | — | — | 77 patents Precision laser machining and micro‑perforation of metal components | — |
| 3 | accensors Provider of foil-based sensors, actuators, and emitters | — | — | Unfunded | — | — | — | 4 patents Flexible adhesive foil electrodes for biosensing, ion-selective, and temperature monitoring. | — |
| 4 | Acs Electronics Independent distributor of electronic components providing sourcing, cost reduction, and testing | — | — | Unfunded | — | — | — | — | — |
| 5 | AISLER Offers custom electronic designing and manufacturing services | — | — | Unfunded | 7 | DiscourseRubyRuby on Rails+9 | Top 1M | — | — |
| 6 | AquapHOx Manufacturer of optical sensors | — | — | Unfunded | — | — | — | — | — |
| 7 | Audioborn Real-time 3D audio for virtual reality & cinematic VR and room acoustic simulation software | — | — | Deadpooled | — | — | — | — | — |
| 8 | AVANTYS Provider of consulting and engineering services for software- and mechatronic system development sector | — | — | Unfunded | — | — | — | — | — |
Top 12 Semiconductors companies in North Rhine Westphalia
#1
Seed · Munster, North Rhine Westphalia · founded 2020 · 23 employees$3.2Mraised▾
Provider of single-photon detectors. It designs and develops waveguide-integrated single-photon detectors based on superconducting nanowires that facilitate the detection of light quanta at the single-photon level. It caters to imaging and quantum cryptography applications.
- Apr 2026Grant (prize money)$2.9M
- Apr 2026Seed$5.8M
- Feb 2025Grant (prize money)$1M
- Aug 2023Seed$1.6M
#2
Series B · Aachen, North Rhine Westphalia · founded 2020$280Mraised▾
Developer of graphene photonics technology for chip connectivity and data transfer. The company's technology integrates photonics and electronics on a single wafer. This enables faster, more efficient data transfer with reduced latency and energy consumption. The technology is designed for seamless manufacturing integration and scalability.
- Jun 2024Series B$27.6M
- Jun 2024Grant (prize money)$245.8M
- Jan 2021Grant (prize money)$968.8K
- 2020Seed$6.6M
#3
Series A · Bochum, North Rhine Westphalia · founded 2019$13.5Mraised▾
Manufacturer of laser-based wafer dicing equipment utilizing liquid-assisted technology. It offers machines for high-precision cutting of microchips and devices, primarily serving the semiconductor, energy, medicine, electronics, and material science industries. The technology employs controlled fluids for cooling, particle binding, and laser ablation optimization, resulting in burr-free, clean cuts on various materials. The equipment supports full cuts, structuring, grooving, and functionalization, with features like SECS/GEM interface for streamlined operations.
- Apr 2025Series A$13.5M
#4
Seed · Bochum, North Rhine Westphalia · founded 2021$9.1Mraised▾
Developer of AI-hardware focused on edge training and inferencing solutions. The company designs analog chips intended to increase data and energy. The integrated circuits are designed to adapt to the human brain. The companys neural networks enable inference operations.
- Nov 2024Seed$9.1M
- Nov 2024Grant (prize money)—
#5
Acqui-Hired · Cologne, North Rhine Westphalia · founded 2014 · 49 employees$26Mraised▾
Silexica provides SLX Tool Suite which is an automated software development tool for Multicore Software Developers and HW/SW System Architects. Its features include automatic partitioning of legacy code, automatic software distribution to multicore platforms, and software/hardware co-design of next-generation autonomous products. As multicore processors become more mainstream, the Silixica tools find a market in various electronic fields such as autonomous driving, wireless communication, embedded vision, aerospace & defense, etc.
- Sep 2022Grant (prize money)$415.6K
- May 2019Grant (prize money)$2.2M
- Dec 2018Grant (prize money)$198.6K
- Jun 2018Series B$18M
#6
Series C · Dortmund, North Rhine Westphalia · founded 2003 · 51 employees$27.9Mraised▾
Manufacturer of quantum‑dot and diode lasers for photonic applications. The company designs, develops, and produces a broad range of semiconductor laser diodes—including single‑mode, multi‑mode, distributed‑feedback, Fabry‑Pérot, and comb lasers—as well as optical amplifiers and turnkey systems. It operates a fully integrated production process from epitaxial wafer growth to packaging and module fabrication. Devices leverage GaAs-based quantum well and quantum dot technologies across wavelengths spanning near‑infrared ranges. Applications include medical diagnostics, optical communications, industrial processing, scientific research, and AI-related cloud networking. The platform supports customization for mid-volume and high-volume production, with in‑house characterization and quality assurance. Manufacturing is conducted in Germany with distributed global distribution and technical support.
- Feb 2020Grant (prize money)$294K
- Jan 2020Grant (prize money)$636.1K
- Jan 2019Grant (prize money)$466.8K
- Feb 2017Grant (prize money)$268.3K
#7
Public · Herzogenrath, North Rhine Westphalia · founded 1983 · 32 employees$13.7Mraised▾
Manufacturer of deposition equipment for the semiconductor industry. It designs and produces equipment used in the creation of semiconductor components. The company offers a range of products for various applications, including micro-LEDs, 3D sensors, and energy management systems. Services include technical support, training, upgrades, and spare parts. The equipment is used by various companies in the production of optoelectronic components, micro-LED displays, and other semiconductor-based products. A focus on precision and quality is emphasized in the manufacturing process.
- Dec 2020Grant (prize money)$305.1K
- Oct 2020Grant (prize money)$4.9M
- Apr 2020Grant (prize money)$2M
- Nov 2018Grant (prize money)$763.1K
#8
Series B · Alsdorf, North Rhine Westphalia · founded 2006 · 150 employees$17.3Mraised▾
Developer of laser systems for industrial surface treatment and modification. It offers solutions for cleaning, structuring, marking, cutting, and modifying materials to achieve high-quality component surfaces. These systems are used in various industries, including tire manufacturing, automotive, glass production, and aerospace. The company combines laser process technology, optics, image processing, automation, and software to create integrated machine solutions for industrial production. Services include laser applications provided on a contract basis.
- Oct 2018Series B$17.3M
- 2008Series A—
#9
Funding Raised · Bonn, North Rhine Westphalia · founded 2016$2.8Mraised▾
VesselSens provides medical sensor solutions. The company provides an implantable sensor system for wireless restenosis detection. The system helps in diagnosing vessel clogging after surgery in real-time, along with measuring beat intervals.
- Mar 2022Grant (prize money)$2.8M
#10
Funding Raised · Aachen, North Rhine Westphalia · founded 1998$1.5Mraised▾
PyroScience manufactures optical sensors based on optical detection techniques. Offerings of the company include fiber-based and smart contactless sensor heads for compact PC-operated and stand-alone read-out devices for measurements in gas, water, aqueous and semi-solid samples. The products of the company cater to multiple applications including oxygen gas monitoring, underwater/deep sea applications in life sciences, experimental biology, aquatic sciences, biotechnology, bioprocessing, microbiology, water- and wastewater treatment, aquaculture, marine research, and environmental monitoring industry.
- Jan 2021Grant (prize money)$60.7K
- Nov 2018Grant (prize money)$1.4M
#11
Acquired · Dortmund, North Rhine Westphalia · founded 2006 · 50 employees$2.7Mraised▾
Klastech Karpushko Laser Technology develops diode pumped solid state lasers. It provides products which are core models of lasers in green and blue spectrum range. It finds applications in equipment for semiconductor production, pharmaceutical industries and in scientific applications. The company was acquired by and a subsidiary of Power Technology Inc.
- Jan 2007Series A$2.7M
#12
Funding Raised · Dortmund, North Rhine Westphalia · founded 1980 · 11 employees$475.9Kraised▾
Provider of nanofabrication systems and characterization solutions for industry and academia. The company offers electron beam, focused ion beam, and laser lithography products. Also available are imaging and analysis tools for process control and material analysis. Solutions include patterning, mix and match, digital, and holography workflows.
- Apr 2021Grant (prize money)$176.6K
- Jan 2018Grant (prize money)$299.3K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Semiconductors coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
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