Best Semiconductors Companies in Seoul, South Korea
The 94 best Semiconductors companies in Seoul, South Korea in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Magnachip.
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 Seoul
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Magnachip Manufacturer of power solutions, display solutions, and automotive solutions | $126M | 113 mo ago | Acquired | — | 2004 | WordPressMySQLPHP+27 | — | 1 launch |
| 2 | FADU 🦄 Developer of customizable SSD controllers and firmware | $32M | 39 mo ago | Series B | Jihyo Lee Founder & CEO | 2015 | Node.jsTailwind CSSReact+11 | 57 patents Power-management ICs for soft-start, inrush limiting, loss protection, and efficient DC/DC conversion | 1 partnership |
| 3 | OPENEDGES Provider of memory subsystem intellectual property solutions and AI platform | $28M | 62 mo ago | Public | — | 2015 | WixSentryApple iCloud Mail+16 | — | 3 job openings |
| 4 | Alticast Software and Solutions Provider for Interactive Digital TV | $21M | 238 mo ago | Public | — | 1999 | — | 587 patents Network communication services, blockchain content distribution, and cloud-based transportation logistics platforms. | — |
| 5 | Mobilint Provider of integrated sensor fusion and deep learning SoC solutions 62AI top 22%Patents top 24%Innovation top 25%Funding top 31% All 9 signals ▾AItop 22% Patentstop 24% Innovationtop 25% Fundingtop 31% Moattop 38% Techtop 50% Talentbottom 49% Marketbottom 37% Globalbottom 31% AI: Classified as an AI company · Holds AI/ML patents (G06N-family CPC) Patents: 78 patents matched (strict assignee match) · 61 filings since 2022 vs 17 in 2017-21 rank vs industry peers · Fliar Intelligence Index 62/100 | $15M | 2 mo ago | Series C | Dongjoo Shin CEO | 2019 | WixSentryBootstrap+12 | 78 patents AI hardware accelerators and optimized deep learning inference for image processing | — |
| 6 | Chips&Media Provider of multimedia SoC IP technology | $5M | 260 mo ago | Public | — | 2003 | — | 207 patents Advanced video/image compression and codec technologies for efficient encoding/decoding. | 1 job opening · 1 launch · 3 partnerships |
| 7 | HICS Company Nano accuracy measurement & inspection solutions for Hologram integration | $892K | 117 mo ago | Series A | Seonoh Lee Co-Founder | 2014 | — | 41 patents Patents concentrated in computing, sensing & instrumentation | — |
| 8 | AiM Future Provider of edge AI and vision solutions | — | 35 mo ago | Series A | ChangSoo Kim Founder & CEO | 2020 | — | 4 patents Data classification algorithms and cross‑format neural network model conversion tools. | 1 expansion |
Top 12 Semiconductors companies in Seoul
#1
Series C · Seoul, Seoul · founded 2019 · 32 employees$15.3Mraised▾
Provider of integrated sensor fusion and deep learning SoC solutions. It provides sensor fusion and deep learning systems on a chip technology, which provides accelerated artificial intelligence solutions. Its NPU solutions are optimized for AI tasks.
- Apr 2026Series C$46.3M
- Jan 2024Series B$15.3M
- 2021Series A—
#2
FADU 🦄Series B · Seoul, Seoul · founded 2015 · 240 employees$32.2Mraised▾
Developer of customizable SSD controllers and firmware. This company designs and builds SSDs, offering both turnkey solutions and components for clients to integrate into their own designs. They provide customized firmware to meet specific customer needs, enabling unique SSD solutions. The company also offers flash consignment services, encompassing design, customization, manufacturing, branding, and packaging.
- Mar 2023Series B$9.2M
- Apr 2022Series B$23M
#3
Acquired · Seoul, Seoul · founded 2004 · 897 employees$125.7Mraised▾
Manufacturer of power solutions, display solutions, and automotive solutions. It offers MXT MOSFETs, SJ MOSFETs, HV MOSFETs, discrete IGBTs, and IGBT chips for standard modules. The company provides power ICs, LED BLU drivers, OLED solutions, PMICs, level shifters, and power conversion products, including AC-DC and DC-DC converters. It also focuses on corporate responsibility, including environmental sustainability and social responsibility.
- Jan 2017Conventional Debt$86.2M
- Nov 2009Series C$39.5M
#4
Public · Seoul, Seoul · founded 2015 · 76 employees$28.2Mraised▾
Provider of memory subsystem intellectual property solutions and AI platform. It develops core functions of chips, expanding touchpoints between people and technology. The company designs intellectual properties to provide synergy and improve resource efficiency. It strives for simplicity, scalability, and maintainability to ensure long-term growth. The company aligns its efforts to meet specifications and original equipment manufacturer requirements.
- Apr 2021Seed$2.7M
- 2018Seed—
#5
Public · Seoul, Seoul · founded 1999 · 87 employees$21Mraised▾
Alticast is a software provider partnering to build solutions to deliver media entertainment. Developed software solutions for multiple OEMs based on numerous SoCs. AltiPlatform solution provides regional variations to support standards and local video specifications. Developed RDK on devices from Gateways to IP STBs. Recognized in the cable industry for its ability to develop, integrate, and deploy multi-vendor solutions. Provides code management and deployment services to ensure releases are managed and deployed. Headquartered in Seoul, South Korea with business and technology centers in Broomfield, Colorado, USA, Shenzhen, China, Taipei, Taiwan and Frankfurt, Germany.
#6
Public · Seoul, Seoul · founded 2003 · 67 employees$5Mraised▾
Chips&Media is a provider of Multimedia SoC IP technology with core expertise on video IP, offering multi-codec video IP solutions for both consumer and industrial markets. The video codec technologies cover the full line-up of video standards such as MPEG-2, MPEG-4, DivX, H.263, Sorenson, H.264, RV, VC-1, VP8, AVS, AVS+, HEVC(H.265), and VP9 from HD to UHD(4K/8K) resolution.
- Oct 2004Series B$5M
#7
Series A · Seoul, Seoul · founded 2014$892.5Kraised▾
Developer of 3D-NDM/R and 3D-NDM/T technology designed to measure and inspect the nanoscale depth in real time. The company's technology provides quantitative data of 3D nanoscale defects and foreign materials, enabling LED panel manufacturers with rigid nano inspection solutions with better speed and accuracy.
#8
Series A · Seoul, Seoul · founded 2020—raised▾
Provider of edge AI and vision solutions. It accelerates the transition from centralized cloud-native AI to distributed intelligent edge solutions. The platform offers software, AI system integration services, and provides solutions for AI.
- Jul 2023Series A—
#9
Public · Seoul, Seoul · founded 1999 · 327 employees—raised▾
SoCs for smart car and smart consumer electronics applications. It addresses the Car Audio, Car AVN, DAB/DMB, Digital Radio, early rear camera, quick boot, connectiviy in smart car space and OTT/STB, Tablet, Personal Navigation, ADAS, Mobile TV / Digital TV in smart consumer electronics space.
#10
Series A · Seoul, Seoul · founded 2019 · 18 employees—raised▾
Provider of AI-based video processing and encoding solutions and codec technology. It develops next-generation video and image codecs, such as AV1/AVIF, for compression efficiency. The company enhances and optimizes videos using deep learning to improve video quality. It offers software SDK and hardware IP for acceleration and easy integration. The company also provides video quality measurement and perceptual quality optimizer solutions.
- 2021Series A—
#11
Public · Seoul, Seoul · founded 2000 · 19 employees—raised▾
Melfas Inc is a South Korea based technology company, which has built expertise in touch solutions. It develops, produces, and sells touch controller ICs, touch screen modules, and touch key modules based on capacitive touch sensing technology. The products developed by the group are used in the smart phone, mobile phone, tablet PC, monitor, digital camera, MP3 player and other applications. Geographically, it operates through South Korea, however its presence is also seen in the international market.
#12
Seed · Seoul, Seoul · founded 2015 · 11 employees—raised▾
PiQuant develops customized sensor modules or devices that can measure the components that users want to detect based on spectroscopy. It offerings include customized sensor modules for smart home, smart farm, and smart factory applications; sensor solutions to improve SNR i.e. distinguish and remove the noise waves from the continuous wave and amplify it; PiScanner/LiquiScan- a mobile IoT liquid scanner which detects and measures the dose of lead, mercury, and artificial dyes from all kinds of liquid products, especially melamine from milk for babies; and MonAir- a mobile air quality measuring device. Results can be checked through the companion mobile app.
- Jun 2015Seed—
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
How research on Semiconductors in Seoul is moving
A read on the academic research around Semiconductors in Seoul — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 159 papers.
Seoul's institutions—led by Seoul National University—research 3D IC, TSV, and VLSI design with an optimistic tone, emphasizing breakthroughs and advancements in advanced semiconductor integration.
- Seoul National University108
- Seoul National University of Science and Technology39
- University of Seoul15
- Seoul Semiconductor8
- Seoul Media Institute of Technology4
- Standard cell1→10
- Transistor2→8
- Benchmark (surveying)1→4
- NAND gate1→3
- CMOS8→10
- Transistor1→4
- Fabrication2→4
- Optoelectronics2→3
- Optoelectronics4
- Ball grid array3
- Through-silicon via3
- Interposer3
- Chip-scale package3
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.