Top 30 IT Services Companies in Seoul
The Best of December 2025Looking for a top IT services company in Seoul?
For your company to grow, it is essential to choose the best technology. Hiring an innovative IT services provider is the easiest way to ensure that you are making the best use of technology, increasing sales, and staying one step ahead of the competition.
To assist you in your search for a partner, we’ve compiled this list of the top IT consultants in Seoul. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Seoul IT Companies
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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
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1$50,000+10 - 49 employeesSeoul, South KoreaRead More
Netkiller Inc. Is a small application management & support company. Established in 2006, the team provides application management & support, cloud consulting & SI, cybersecurity, and custom software development. The agency is located in San Jose, California; Pittsburgh, Pennsylvania and Seoul, South Korea.
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2$1,000+2 - 9 employeesSeoul, South KoreaRead More
Kairos is a tech startup founded in Seoul in 2019 with more than two members. They are experts in cybersecurity, web development, and other IT consulting solutions for clients ranging from small firms to large companies.
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BNP Paribas -
3Undisclosed2 - 9 employeesSeoul, South KoreaHeadquartered in Seoul, South Korea, Reeflane Co., Ltd is a small software development company. The team focuses on Custom Software Development and Web Development.Read More
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4Undisclosed10 - 49 employeesJung-gu, South KoreaStipop is an IT managed services company. They are located in Santa Monica, California and Jung-gu, South Korea and have small team. They provide IT managed services and Web Development.Read More
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5Undisclosed1,000 - 9,999 employeesSeoul, South KoreaLarge AI firm Megazone AI Center, is headquartered in Seoul, South Korea. The team focuses on Artificial Intelligence and IT strategy consulting.Read More
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6Undisclosed1,000 - 9,999 employeesDubai, United Arab EmiratesEstablished in 2014, Cloud4C is an IT managed services company. The agency offers IT managed services and cloud consulting & SI, and is large.Read More
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7Undisclosed10 - 49 employeesSeoul, South KoreaCloudbric, a Cybersecurity and IT managed services company, is located in Seoul, South Korea. They specialize in Cybersecurity and IT managed services.Read More
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8$25,000+50 - 249 employeesSeoul, South KoreaAdenasoft is an IT strategy consulting company. Established in 2016, the midsize company is in Seoul, South Korea. Their services include IT strategy consulting, CRM consulting and SI, web development, and mobile app development.Read More
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9$10,000+2 - 9 employeesseoul, South KoreaSoftware development firm ITDA specializes in Custom Software Development and Web Development. They were launched in 2021.Read More
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10$5,000+250 - 999 employeesSeongnam-si, South KoreaAhnLab, a Cybersecurity company, was established in 1995. The company specializes in Cybersecurity and IT strategy consulting.Read More
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11Undisclosed250 - 999 employeesSeoul, South KoreaASPN Co., Ltd. Is an IT strategy consulting company. Their midsize team is headquartered in Seoul, South Korea. Their services include IT strategy consulting and ERP consulting and SI.Read More
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12Undisclosed1,000 - 9,999 employeesYongsan-gu, South KoreaFounded in 2012, MSG Global is a large Yongsan-gu, South Korea-based software development company. Their team focuses on Custom Software Development and IT managed services.Read More
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13Undisclosed2 - 9 employeesJongno-gu, South KoreaIT managed services and IT strategy consulting company COMAS is based in Jongno-gu, South Korea. The team provides IT managed services and IT strategy consulting.Read More
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14Undisclosed10 - 49 employeesSeoul, South KoreaEstablished in 2000, KINX, a small cloud consulting & SI company, is based in Seoul, South Korea. Their services include cloud consulting & SI and Cybersecurity.Read More
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15Undisclosed50 - 249 employeesSeoul, South KoreaLocated in Seoul, South Korea, DKBMC(디케이비엠시) is a midsize CRM consulting and SI company. Their services include CRM consulting and SI and BI & big data consulting & SI.Read More
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16Undisclosed50 - 249 employeesSeoul, South KoreaI2MAX is a cloud consulting & SI and CRM consulting and SI company. The Seoul, South Korea-based team specializes in cloud consulting & SI and CRM consulting and SI.Read More
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17$10,000+50 - 249 employeesSeoul, South KoreaHeadquartered in Seoul, South Korea, Uptempo Global is a midsize Translation company. The team provides Translation and Mobile App Development.Read More
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18$10,000+10 - 49 employeesSeoul, South KoreaAlgesoft is a cloud consulting & SI company. The team is in Istanbul, Türkiye and Seoul, South Korea, and their services include cloud consulting & SI and Custom Software Development.Read More
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19$1,000+2 - 9 employeesSeoul, South KoreaIrene&company (Brand. WOR-PRO) is a web development firm established in 2012. The team specializes in Web Development and Web Design.Read More
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20$1,000+2 - 9 employeesSeoul, South KoreaSEO services firm LaLaLa World was launched in 2020. Located in Seoul, South Korea, the team focuses on Search Engine Optimization and Digital Strategy.Read More
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21$10,000+10 - 49 employeesSeoul, South KoreaTodos is a custom software development firm. The agency is headquartered in Seoul, South Korea. Their services include Custom Software Development and Web Development.Read More
Clients
Smilegate NAVER SAMSUNG MITSUBISHIELECTRICIndustries
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22$10,000+10 - 49 employeesGangnam-gu, South KoreaGTL KOREA Co., Ltd, a Business Consulting company, was launched in 2007. The agency provides Business Consulting and Marketing Strategy.Read More
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23$25,000+10 - 49 employeesSeoul, South KoreaLocated in Seoul, South Korea, fave is a small website development firm. Their services include Web Development and Web Design.Read More
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24Undisclosed10 - 49 employeesSeoul, South KoreaEstablished in 2011, NFLabs is a big data company. The team provides BI & big data consulting & SI.Read More
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25Undisclosed10 - 49 employeesGangnam-gu, South KoreaMomenti Inc. Is a mobile app development company founded in 2016. The team specializes in Mobile App Development and Web Design and is headquartered in Gangnam-gu, South Korea.Read More
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26$5,000+50 - 249 employeesSeoul, South KoreaTICON SYSTEM LIMITED is a cloud consulting & SI company launched in 2007. They are in Seoul, South Korea; Dhaka, Bangladesh and Vienna, Virginia and have a midsize team. Their services include cloud consulting & SI, Web Design, BI & big data consulting & SI, IT managed services, and more.Read More
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27Undisclosed2 - 9 employeesSeoul, South KoreaFounded in 2011, WIZCNS is an IT strategy consulting company. The team provides IT strategy consulting and is headquartered in Seoul, South Korea.Read More
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28Undisclosed2 - 9 employeesJongno-gu, South KoreaDaewoo Information Systems is a small Jongno-gu, South Korea-based IT strategy consulting company. Their services include IT strategy consulting and Custom Software Development.Read More
Industries
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