Company lists · Data refreshed September 2026

Top 16 Semiconductor companies with design centers based in South Korea

RevenueBase identified 60 semiconductor companies with design centers headquartered in South Korea as of September 2026 and tracks 2,572 professional contacts across them, including 178 with verified work emails. Seoul is the largest hub.

This list covers semiconductor companies with design centers headquartered in South Korea, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review
60Companies
2,572Contacts tracked
178Verified emails
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The 16 largest semiconductor companies with design centers based in South Korea

Ranked by team size
Top 16 of 60 semiconductor companies with design centers based in South Korea, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to semiconductor companies with design centers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSeoul, South KoreaHQ checked Sep 17, 20261,001-5,000401 contacts →

Indirect evidence

“Founded in we have grown into Korea's leading fabless company by advancing our system IC technology, which is applicable to various display across the IT field, to global…”

Source: RevenueBase Database · checked Sep 17, 2026
2Strong evidence충청북도, South KoreaHQ checked Sep 17, 2026201-500263 contacts →

Strong evidence

“Magnachip is a designer and manufacturer of analog and mixed-signal power semiconductor platform solutions for various applications, including industrial, automotive…”

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidenceSeoul, South KoreaHQ checked Sep 17, 2026201-500262 contacts →

Indirect evidence

“Telechips Inc.(KOSDAQ: 054450) is a leader in fabless company fields introducing market leading products.”

Source: RevenueBase Database · checked Sep 17, 2026
4Partial evidence청주, South KoreaHQ checked Sep 17, 20261,001-5,000203 contacts →

Partial evidence

“Headquartered in Korea, SK keyfoundry provides specialty Analog and Mixed-Signal foundry services for semiconductor companies to serve a wide range of applications in the…”

Source: RevenueBase Database · checked Sep 17, 2026
5Partial evidenceSeongnam, South KoreaHQ checked Sep 17, 2026201-500154 contacts →

Partial evidence

“BOS Semiconductors was launched with the vision of “Leading mobility innovation with system semiconductors” mainly targeting autonomous driving SOC, HPC, and Gateway SOC in the…”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceSeongnam, South KoreaHQ checked Sep 17, 2026201-50080 contacts →

Indirect evidence

“Silicon Mitus, Inc.”

Source: RevenueBase Database · checked Sep 17, 2026
7Indirect evidenceBucheon, South KoreaHQ checked Sep 17, 20261,001-5,00080 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
8Partial evidence수원시, South KoreaHQ checked Sep 17, 2026201-50044 contacts →

Partial evidence

“ASICLAND is Korea’s only official TSMC VCA partner, delivering high-performance, low-power, and cost-optimized ASIC design solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceSeoul, South KoreaHQ checked Sep 17, 202611-5013 contacts →

Indirect evidence

“Baum’s vision is to shift-left and accelerate sustainable and low-power silicon by dramatically increasing the energy efficiency through innovative products and solutions that…”

Source: RevenueBase Database · checked Sep 17, 2026
10Partial evidenceSeoul, South KoreaHQ checked Sep 17, 202611-5012 contacts →

Partial evidence

“Iron Device Corporation is a mixed-signal semiconductor company, providing leading-edge digital/analog/power-mixed single silicon device solution.”

Source: RevenueBase Database · checked Sep 17, 2026
11Partial evidence안양시, South KoreaHQ checked Sep 17, 202611-5012 contacts →

Partial evidence

“TRinno Technology is standing for "TRansistor Innovation' of Power Semiconductor.”

Source: RevenueBase Database · checked Sep 17, 2026
12Indirect evidenceSeoul, South KoreaHQ checked Sep 17, 202651-20010 contacts →

Indirect evidence

“Pulsus Technologies is a global leader and pioneer of all-digital audio amplifier technology.”

Source: RevenueBase Database · checked Sep 17, 2026
13Indirect evidence성남시, South KoreaHQ checked Sep 17, 202611-508 contacts →

Indirect evidence

“since 2025.”

Source: RevenueBase Database · checked Sep 17, 2026
14Partial evidenceSeongnam-si, South KoreaHQ checked Sep 17, 202611-506 contacts →

Partial evidence

“4lynx is a pioneering company in the semiconductor industry, specializing in cutting-edge interface IP solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
15Partial evidenceSungnam-si, South KoreaHQ checked Sep 17, 20261-102 contacts →

Partial evidence

“TechSquare is a Private Company focused on the business of EDA & IP solution distribution to Korean Market, Design & Back-End Service for SoC design, and System application…”

Source: RevenueBase Database · checked Sep 17, 2026
16Partial evidenceAnsan-si, South KoreaHQ checked Sep 17, 20261-101 contacts →

Partial evidence

“PCST is a specialized company providing expertise and services across all project stages, from initial design to manufacturing consulting, production processes, design, and…”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 16 of 60 semiconductor companies with design centers based in South Korea

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Semiconductor companies with design centers based in South Korea at a glance

As of Sep 17, 2026
6.9%Verified-email coverage
42.9Average contacts per company
51-200Median size (employees)
18.3%Largest-city concentration · Seoul
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
14
51-200
13
201-500
10
501-1,000
5
1,001-5,000
4
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for South Korea, so it is reported there. Company counts and contact totals on this page are exact for South Korea, over 60 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among semiconductor companies with design centers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in South Korea whose own description of what they do matches “semiconductor companies with design centers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names semiconductor companies with design centers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among semiconductor companies with design centers, and records with no verified work email. Companies headquartered outside South Korea are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 178 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 17, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names semiconductor companies with design centers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many semiconductor companies with design centers are there based in South Korea?

RevenueBase identified 60 semiconductor companies with design centers headquartered in South Korea as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

LX Semicon, headquartered in Seoul, tops this list with the largest team on record.

Which city has the most semiconductor companies with design centers?

Seoul leads with 11 headquartered companies, followed by Seongnam (3) and Seongnam-Si (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 178 verified decision-maker contacts tracked across these 60 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.