Top Manufacturing Companies in South Korea
Manufacturing in South Korea drives the nation’s economy, with industries ranging from electronics to automotive production. Discover trusted local manufacturers and learn what to consider when choosing a partner for your needs.
South Korea’s manufacturing sector is a global leader, producing everything from semiconductors to shipbuilding. Companies here handle large-scale production, precision engineering, and innovative R&D, making the country a hub for industrial growth. Whether you need components for tech giants in Seoul or heavy machinery suppliers in Busan, understanding local capabilities ensures the best fit.
When selecting a manufacturer, consider proximity to ports like Busan for export-focused businesses or access to tech clusters in Pangyo. Look for firms with certifications like ISO 9001, and prioritize those with strong supply chain networks. Many factories operate in industrial zones such as Guro Digital Complex or Ulsan Mipo Port, offering logistical advantages.
- Samsung Electronics – A global leader in semiconductor and consumer electronics manufacturing, Samsung has been operating in South Korea since 1969. Known for cutting-edge technology and large-scale production facilities in Suwon and Hwaseong.
Website: www.samsung.com
Contact: (02) 2255-0114, customer.service@samsung.com
Address: 129 Samsung-ro, Yeongtong-gu, Suwon, Gyeonggi-do - Hyundai Motor Company – Serving South Korea since 1967, Hyundai specializes in automotive manufacturing with plants in Ulsan and Asan. Trusted for innovative vehicle production and sustainable manufacturing practices.
Website: www.hyundai.com
Contact: (02) 3464-5114, globalpr@hyundai.com
Address: 12 Heolleung-ro, Seocho-gu, Seoul - LG Electronics – Offers consumer electronics and home appliance manufacturing across South Korea, known for quality products made in Changwon and Pyeongtaek facilities.
Website: www.lg.com
Contact: (02) 3777-1114, helpdesk@lge.com
Address: LG Twin Towers, 128 Yeoui-daero, Yeongdeungpo-gu, Seoul - POSCO – A steel manufacturing giant operating since 1968 with major plants in Pohang and Gwangyang. Rated highly for sustainable steel production and global exports.
Website: www.posco.com
Contact: (054) 220-0114, posco@posco.com
Address: POSCO Center, 440 Teheran-ro, Gangnam-gu, Seoul - SK Hynix – Specializes in semiconductor manufacturing with advanced facilities in Icheon and Cheongju. Locals choose SK Hynix for memory chip production and R&D innovation.
Website: www.skhynix.com
Contact: (02) 3459-5114, webmaster@skhynix.com
Address: 2091, Gyeongchung-daero, Bubal-eup, Icheon-si, Gyeonggi-do - Kia Corporation – Automotive manufacturer based in Seoul with production plants in Hwaseong and Gwangju. Known for efficient vehicle assembly and design innovation.
Website: www.kia.com
Contact: (02) 3464-5114, customer@kia.com
Address: 12 Heolleung-ro, Seocho-gu, Seoul - Hanwha Solutions – Provides chemical and advanced materials manufacturing from facilities in Ulsan and Daesan. Trusted for solar energy components and specialty chemicals.
Website: www.hanwha.com
Contact: (02) 729-3114, contactus@hanwha.com
Address: 23 Eulji-ro 5-gil, Jung-gu, Seoul - Lotte Chemical – Serving South Korea since 1976, Lotte Chemical specializes in petrochemical products with plants in Ulsan and Daesan.
Website: www.lottechem.com
Contact: (02) 829-4114, lcc_info@lottechem.com
Address: 115, Yeouigongwon-ro, Yeongdeungpo-gu, Seoul - Doosan Heavy Industries & Construction – Offers heavy machinery and power plant equipment manufacturing from Changwon facilities. Rated highly for industrial turbine production.
Website: www.doosanheavy.com
Contact: (055) 278-3114, dhicsales@doosan.com
Address: 22 Doosanvolvo-ro, Seongsan-gu, Changwon-si, Gyeongsangnam-do - Hyundai Heavy Industries – Shipbuilding and offshore plant manufacturer based in Ulsan since 1972. Known for massive vessel construction and marine engineering.
Website: www.hhi.co.kr
Contact: (052) 202-2114, hhi@hhi.co.kr
Address: 1000, Bangeojinsunhwan-doro, Dong-gu, Ulsan - Samsung SDI – Battery and electronic materials manufacturer with facilities in Cheonan and Ulsan. Specializes in lithium-ion battery production for electric vehicles.
Website: www.samsungsdi.com
Contact: (041) 560-3114, sdi.pr@samsung.com
Address: 130 Samsung-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do - GS Caltex – Petroleum and chemical products manufacturer operating from Yeosu plants since 1967. Provides refined petroleum products and lubricants nationwide.
Website: www.gscaltex.com
Contact: (02) 2005-5114, gscaltex@gscaltex.com
Address: GS Tower, 508 Nonhyeon-ro, Gangnam-gu, Seoul - Kumho Petrochemical – Specializes in synthetic rubber and chemical manufacturing from plants in Yeosu and Gwangju. Trusted for tire materials and industrial chemicals.
Website: www.kkpc.com
Contact: (02) 3467-7114, kkpc@kkpc.com
Address: 23F, Kumho Asiana Main Tower, 39, Jamwon-ro, Seocho-gu, Seoul - Hyundai Steel – Steel product manufacturer with integrated mills in Dangjin and Incheon. Known for automotive steel and construction materials production.
Website: www.hyundai-steel.com
Contact: (032) 880-3114, hsteel@hyundai-steel.com
Address: 1, Yanghwa-ro, Mapo-gu, Seoul - LG Chem – Chemical and battery materials manufacturer operating since 1947 with plants in Daesan and Yeosu. Specializes in petrochemicals and EV battery materials.
Website: www.lgchem.com
Contact: (02) 3773-1114, lgchem_pr@lgchem.com
Address: LG Twin Towers, 128 Yeoui-daero, Yeongdeungpo-gu, Seoul - SK Innovation – Provides petroleum refining and battery manufacturing from Ulsan and Seosan facilities. Known for eco-friendly energy solutions.
Website: www.skinnovation.com
Contact: (02) 2121-5114, skinn_pr@sk.com
Address: SK Seorin Building, 26 Jong-ro, Jongno-gu, Seoul - Hanwha Aerospace – Aerospace and defense manufacturer based in Changwon with satellite production capabilities. Trusted for aircraft components and space technology.
Website: www.hanwhaaerospace.com
Contact: (055) 280-3114, haero@hanwha.com
Address: 1204, Changwon-daero, Seongsan-gu, Changwon-si, Gyeongsangnam-do - LS Mtron – Industrial machinery and component manufacturer with plants in Anyang and Gunsan. Specializes in agricultural equipment and industrial systems.
Website: www.lsmtron.com
Contact: (02) 2078-3114, lsmtron@lsmtron.com
Address: LS Yongsan Tower, 92 Hangang-daero, Yongsan-gu, Seoul - OCI Company – Chemical products manufacturer operating from plants in Gunsan and Pohang since 1959. Known for polysilicon and industrial gas production.
Website: www.oci.co.kr
Contact: (02) 728-1700, oci_info@oci.co.kr
Address: 94, Sogong-ro, Jung-gu, Seoul - Daehan Steel – Steel product manufacturer with facilities in Incheon and Dangjin. Provides structural steel and specialized metal products for construction.
Website: www.daehansteel.co.kr
Contact: (032) 880-3114, dhsteel@daehansteel.co.kr
Address: 45, Cheongcheon-ro, Bupyeong-gu, Incheon
Compare multiple manufacturers to find the best match for your production requirements.
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