Best Semiconductors Companies in Ireland
The 70 best Semiconductors companies in Ireland in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Intune Networks.
- $580.2 Billion Global Opportunity for Semiconductors by 2026
Our analysis of 219 Semiconductors companies
$47.9b in tracked funding; 70% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Semiconductors companies in Ireland
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Intune Networks Telecom switching design | $84M | 175 mo ago | 200 | 1999 | — | — | 43 patents Dynamic control and optimization of optical burst switching and wavelength-tuned networks. | — |
| 2 | Navitas Manufacturer of gallium nitride power ICs and silicon carbide devices | $50M | 7 mo ago | 230 | 2014 | Dan Kinzer Cofounder | WordPressDrupalMySQL+30 | — | 1 launch · 1 partnership |
| 3 | Decawave Manufacturing ICs with Ultra wide band technology | $48M | 100 mo ago | 25 | 2004 | — | Windows ServerMicrosoft ASP.NETIIS+2 | 148 patents Precise UWB-based ranging, angle‑of‑arrival measurement, and high‑resolution indoor positioning systems | — |
| 4 | Powervation Developer of power management ICs | $36M | 138 mo ago | 31 | 2006 | — | — | 45 patents Advanced control and compensation techniques for DC‑DC power converters. | — |
| 5 | Firecomms Manufacturer of optical networking equipment for smart grids | $17M | 209 mo ago | 51 | 2000 | — | YouTubeBootstrapAmazon Web Services+25 | 81 patents High‑performance optical receiver front‑end components and low‑noise transimpedance amplifiers | — |
| 6 | Straatum Processware Real-time fault detection and classification solutions for semiconductor industry | $17M | 257 mo ago | 8 | 1998 | — | — | — | — |
| 7 | S3Group Silicon Product & Service provider for semiconductor & health industries | $12M | 246 mo ago | 85 | 1986 | — | — | — | — |
| 8 | Eblana Photonics Manufacturer of laser diodes | $8M | 41 mo ago | 27 | 2001 | Jim Somers Co-Founder & CEO | WordPressPleskMySQL+15 | 20 patents Patents concentrated in electrical & electronics | — |
| 9 | Pilot Photonics Provider of optical networking transmission solutions and diode lasers | $5M | 26 mo ago | 18 | 2011 | Frank Smyth Co-Founder and CTO | WordPressMySQLPHP+22 | 17 patents Integrated photonic devices for tunable frequency‑comb spectroscopy and ring‑resonator IQ modulation | 1 partnership |
| 10 | InfoMotion Wearable Technology to measure muscle memory development | $5M | 151 mo ago | — | 2008 | Michael Crowley Founder | — | — | — |
| 11 | ChipSensors Developer of mixed signal chip sensors | $4M | 194 mo ago | — | 2007 | — | — | 3 patents CMOS-integrated porous chemical sensors for gas detection and analysis | — |
| 12 | Nines Photovoltaic Manufacturer of dry etching tools for solar cell production | $4M | 96 mo ago | 5 | 2010 | — | — | — | — |
| 13 | NVMdurance Proprietary software for extending the endurance of the flash memory | $4M | 123 mo ago | 10 | 2013 | — | — | 5 patents Optimizing flash memory performance through adaptive tuning and characterization techniques. | — |
| 14 | SensL Develops photomultipliers for multiple industrial applications | $3M | 113 mo ago | 16 | 2004 | Joe OKeeffe Co-Founder | — | 98 patents Solid-state photon detection using silicon photomultipliers for low‑light imaging and LIDAR | — |
| 15 | LirOptic Developer of solid-state tunable lenses for applications across multiple industries | $3M | 16 mo ago | — | 2020 | Joe Keeffe Co-Founder | — | — | — |
| 16 | PMD Solutions Respiratory monitor to detect in-hospital respiratory compromise | $2M | 77 mo ago | 26 | 2011 | Myles Murray Founder & CEO | WordPress Block EditorWordPressMySQL+11 | — | — |
| 17 | TE Connectivity Manufacturer of electrical connectivity and sensor solutions for various industries | $2M | 34 mo ago | 80,000 80,000 → 41,624 (-48%) | 2007 | Terrence Curtin Chief Executive Officer | Cart FunctionalityApple iCloud MailMicrosoft 365+39 | 12 patents High‑voltage connector temperature monitoring and bird‑strike deterrent systems for power infrastructure | — |
| 18 | ferfics Ferfics is a Cork based company specialising in the development of components for mobile phones and wireless… | $2M | 185 mo ago | 11 | 2007 | — | — | 26 patents RF switching and front‑end components for high‑frequency communication systems | — |
| 19 | InfiniLED Light source modules based on patented MicroLED (µLED) technology. | $2M | 170 mo ago | 20 | 2010 | — | — | 18 patents Micro‑LED display manufacturing and advanced pixel/beam control technologies | — |
| 20 | Innalabs Develops inertial sensors for industrial purposes | $2M | 114 mo ago | 54 | 2011 | — | HubSpot CMS HubAmazon Web ServicesLodash+14 | 50 patents High‑precision vibratory gyroscopes and inertial navigation sensor technology | — |
| 21 | Ikon Semiconductor Innovative LED driver IC solutions | $1M | 128 mo ago | 11 | 2009 | Conor McAuliffe Founder and CEO | — | 11 patents High‑efficiency switched‑mode power supply and constant‑current controller ICs | — |
| 22 | Cellix Manufacturer of microfluidics, biochips, high-throughput cell membrane and gene editing technology | $1M | 89 mo ago | 7 | 2006 | — | Cart FunctionalityWix eCommerceWix+18 | 44 patents Microfluidic cell transfection and flow‑cytometry platforms for high‑throughput analysis | — |
| 23 | Lightly Technologies Provider of LED light source modules | $620K | 98 mo ago | — | 2016 | Brian Charman Co-Founder | — | — | — |
| 24 | BioPixS Provider of biophotonics optical phantoms and standardization solutions for businesses | $446K | 65 mo ago | — | 2020 | Sanathana Sekar Co-Founder & CEO | — | 7 patents Wearable time‑domain diffuse optical spectroscopy for non‑invasive tissue monitoring | — |
| 25 | Superlum Manufacturer of super-luminescent diodes | $320K | 76 mo ago | — | 2000 | Vladimir Lukyanov CEO | Cart FunctionalityApache HTTP ServerMicrosoft 365+2 | — | — |
| 26 | PEARlabs Developer of photonic & optical chips and related materials | $112K | 79 mo ago | 2 | 2017 | Dominic Zerulla Founder & CEO | — | — | — |
Top 12 Semiconductors companies in Ireland
#1
Public · Dublin, Leinster · founded 2014 · 230 employees$49.6Mraised▾
Manufacturer of gallium nitride power ICs and silicon carbide devices. The company provides integrated circuits, gallium nitride power integrated circuits, silicon carbide power MOSFETs, and Schottky MPS diodes. These products deliver performance, ruggedness, and quality. The company's integrated circuits are building blocks that enable faster switching speeds while increasing energy savings.
- Nov 2025Post IPO$100M
- Jan 2020Series B$7M
- Mar 2018Series B$27.5M
- Jul 2015Series A$15.1M
#2
Seed · Dublin, Leinster · founded 2020$3.1Mraised▾
Developer of solid-state tunable lenses for applications across multiple industries. The company’s adjustable lens technology offers precision, reliability, and compactness. It enables miniaturization of medical imaging devices and improvement of cell phone imaging systems. The technology also meets demands of extended reality, space, and automotive applications. The lenses offer surface precision, fast reaction times, and high power efficiency.
- Feb 2025Seed$3.1M
- Jul 2024Seed—
#3
Seed · Dublin, County Dublin · founded 2011 · 18 employees$4.8Mraised▾
Provider of optical networking transmission solutions and diode lasers. The platform develops and licenses comb source laser solutions for the communication and IoT industry. Its patented product is optical comb source subsystems. It claims that the features of its products are highly stable, low line-width, phase-matched wavelength combs. These products are suitable for multicarrier optical transmission systems.
- Mar 2024Grant (prize money)$2.7M
- Mar 2022Seed$2.4M
- Sep 2020Grant (prize money)—
- Jan 2020Grant (prize money)$1.9M
#4
Series C · Dublin, Leinster · founded 1999 · 200 employees$83.8Mraised▾
Intune Networks develops optical Ethernet switch fabrics for switching packets over long distances. The technology uses tuneable LASERs to switch packets using the OBS (Optical Burst Switching) standard and a distributed system that virtualises connectivity at layers 0-2 reducing the number of network components and creating a pool of non-blocking connectivity that is available to any port. Entered receivership and bankruptcy in January 2014.
- Nov 2011Series C$23.6M
- May 2011Series C$3.6M
- Mar 2011Grant (prize money)$279K
- Jul 2010Series B$3.7M
#5
Series B · Dublin, Leinster · founded 2001 · 27 employees$7.9Mraised▾
Manufacturer of laser diodes. It designs and manufactures single wavelength lasers. Its products portfolio include discrete and high power discrete mode laser diodes, narrow linewidth laser, and Fabry-Pérot laser diodes. It also provides laser packaging solutions and custom laser diodes. Its applications include fibre-optic communication, optical sensing and measurement, gas spectroscopy, and aerospace.
- Jan 2023Grant (prize money)$165.1K
- Jan 2017Grant (prize money)$315.9K
- Nov 2014Grant (prize money)$62.6K
- Feb 2003Series B$4.5M
#6
Acquired · Dublin, Leinster · founded 2004 · 25 employees$47.7Mraised▾
DecaWave is a fabless semiconductor company which develops semiconductor hardware, software, modules, and reference designs for micro-location solutions. It offers single-chip CMOS ultra-wideband (UWB) based ICs which can deliver centimeter accuracy for precise location and connectivity applications that can identify the specific location of any object. Also provides software packages including embedded networking stacks, location engines, and reference designs for Android/Linux app and sensor integration. Its products have applications in areas such as agriculture, manufacturing, healthcare, lighting, security, transport, inventory, and supply chain management.
- Feb 2018Series B$30M
- Jun 2015Angel$4.5M
- Mar 2012Series A$8M
- Nov 2010Series A$2.8M
#7
Public · Galway, Galway · founded 2007 · 80000 employees$2.3Mraised▾
Manufacturer of electrical connectivity and sensor solutions for various industries. The company provides an array of products, including antennas, connectors, cable assemblies, and sensors. These products cater to industries such as automotive, aerospace, data centers, and medical technologies. The company also offers services such as prototyping, 3D printing, and electrical installation trainings.
- Aug 2023Grant (prize money)$209.7K
- Apr 2023Grant (prize money)$436.8K
- Dec 2022Grant (prize money)$985.8K
- Dec 2022Grant (prize money)$603.5K
#8
Acquired · Cork, Munster · founded 2006 · 31 employees$36.5Mraised▾
Powervation is a developer of power management IC solutions. The company was spun out of University of Limerick. Its flagship product is a proprietary DSP control platform with advanced power management and precision telemetry/control for multi-rail, multi-phase systems. The company was acquired by Rohm Semiconductors in July 2015 for USD 70 M. As of July 2017, Powervation operates as a fully owned subsidiary of Rohm Semiconductors.
- Dec 2014Conventional Debt$3M
- Dec 2014Series C$4M
- Feb 2014Series C$5.5M
- Dec 2012Series C$7M
#9
Acquired · Cork, Munster · founded 2000 · 51 employees$17.4Mraised▾
Manufacturer of optical networking equipment for smart grids. The product offerings include fiber-optic transceivers, such as transceivers, media converters, cables and plugs, accessories, plugged or plugless connectors, and more. It offers solutions to manage and optimize grid load factors to manage electricity demand and supply.
- Jan 2009Series A$5M
- May 2005Series A$12.4M
#10
Acqui-Hired · Dublin, Leinster · founded 1998 · 8 employees$16.8Mraised▾
Straatum Processware Limited designs and develops fault detection and classification software and hardware solutions to the semiconductor sector. The Company offers products that helps to detect real-time tool and process excursions, as well as identify the root cause of the excursion. The company was acquired by Lam Research Ireland in 2009.
- Jan 2005Series A$5.7M
- 2001Series A$9.1M
#11
Acquired · Dublin, Leinster · founded 1986 · 85 employees$11.8Mraised▾
S3 Group provides products, solutions and professional services to Connected Health and Semiconductor industries.For the semiconductor industry,the company has product Mixed Signal IP for sensing & communications and provides custom ASIC solutions to its customer for product innovation.The company uses the combination of IP, system-on-chip, analogue and system engineering expertise to develop these solutions. Its solutions are used in a wide range of applications including satellite communications, energy systems, consumer electronic devices, industrial controls and wireless networking products.Its clients include Intel ,Micronas, Samsung, Qualcomm, Iridium, Movidius, Merck Serono, Cochlear and others.Accenture acquired its TV Technology unit in 2015. S3 Group is an ISO9001 certified company.
#12
Seed · Cork, Munster · founded 2011 · 26 employees$2.3Mraised▾
PMD Solutions is focused on developing technologies for early detection of diseases. Initial product is RespiraSense - Breathing Frequency Monitor to detect in-hospital respiratory compromise. The device uses continuous electronic respiratory rate monitoring. Not available for sale in the US.
- Jan 2020Angel$1.6M
- Sep 2018Grant (prize money)$4.9M
- Apr 2016Grant (prize money)$4.9M
- Nov 2015Grant (prize money)$4.5M
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 flat · growth flat
How research on Semiconductors is moving in Ireland
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 119 Ireland-affiliated papers.
- University College Cork40
- University of Limerick22
- Trinity College Dublin14
- Dublin City University8
- University College Dublin6
- Integrated circuit2→6
- Photonic integrated circuit2→4
- Photonics4→6
- Photonics1→4
- Transistor6
- Electronics4
- Laser3
- Photonics3
- Electronic engineering3
Where semiconductors is researched across Ireland
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.