Top 100 Digital Marketing Companies in South Korea
The Best of December 2025Looking for a top digital marketing agency in South Korea?
Digital marketing has forever changed how companies attract customers and generate revenue. If you’re considering hiring an online marketing company to help you boost your brand image, position your company in search rankings, or manage your social media presence, we're here to help.
To assist you in your search for a partner, we’ve compiled this list of the top digital marketing companies in South Korea. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best South Korea Online Marketing Agencies
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31Undisclosed50 - 249 employeesJung-gu, South KoreaSpringworks is a Digital Strategy company founded in 2010. The team focuses on Digital Strategy and Search Engine Optimization.Read More
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32Undisclosed2 - 9 employeesSungdong-gu, South KoreaHarsest is a branding agency. They specialize in Branding and Email Marketing and were founded in 2014.Read More
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33$1,000+10 - 49 employeesSeongnam-si, South KoreaLeadLynx Korea is a Demand Generation Marketing company. Launched in 2017, the firm is located in Seongnam-si, South Korea. Their team specializes in Demand Generation Marketing and Email Marketing.Read More
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34$1,000+2 - 9 employeesSeoul, South KoreaLinkorea Digital Marketing, a SEO agency, focus on Search Engine Optimization and Market Research. They were founded in 2023.Read More
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35Undisclosed10 - 49 employeesSeoul, South KoreaCatching Clicks is a SEO services firm. The Singapore, Singapore-based firm was established in 2010. Their services include Search Engine Optimization and Social Media Marketing.Read More
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36Undisclosed10 - 49 employeesGangnam gu, South KoreaFleishmanHillard is a PR firm. Their small team is located in Gangnam gu, South Korea. Their services include Public Relations and Content Marketing.Read More
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37Undisclosed10 - 49 employeesGangnam-gu, South KoreaAccess Communications & Consulting Co., a public relations agency, was established in 1995. The small team focuses on Public Relations and Search Engine Optimization.Read More
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38Undisclosed1,000 - 9,999 employeesSeoul, South KoreaYello Digital Marketing is a Digital Strategy company. They are based in Seoul, South Korea. Their team provides Digital Strategy and Media Planning & Buying.Read More
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39Undisclosed1,000 - 9,999 employeesGangnam-gu, South KoreaHeadquartered in Gangnam-gu, South Korea, Weber Shandwick (Korea) is a large public relations agency. Their services include Public Relations and Graphic Design.Read More
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40Undisclosed1,000 - 9,999 employeesSeosan-si, South KoreaTBWA Korea is an Advertising company. The Seosan-si, South Korea-based firm was established in 1970. Their services include Advertising and Media Planning & Buying.Read More
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41Undisclosed50 - 249 employeesSeongnam-si, South KoreaLaunched in 2006, Trinity BPO is a midsize graphic design company headquartered in Seongnam-si, South Korea. Their team offers Graphic Design and Search Engine Optimization.Read More
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42Undisclosed50 - 249 employeesYoungdeungpogu, South KoreaFEELingK, an application development firm, is headquartered in Youngdeungpogu, South Korea. Their services include Mobile App Development and Social Media Marketing.Read More
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43Undisclosed10 - 49 employeesJung-gu, South KoreaHeadquartered in Jung-gu, South Korea, Korcom Porternovelli is a small public relations firm. The team provides Public Relations and Social Media Marketing.Read More
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44Undisclosed10 - 49 employeesGangnam-gu, South KoreaHumming IMC is a social media marketing agency founded in 2008. In Gangnam-gu, South Korea, the team provides Social Media Marketing and Advertising.Read More
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45$5,000+10 - 49 employeesSeoul, South KoreaRead More
AJ Marketing is a small social media marketing agency. Founded in 2019, the firm is located in Singapore, Singapore; Minato City, Japan; Bangkok, Thailand and Ho Chi Minh City, Vietnam. Their team specializes in social media marketing, advertising, content marketing, mobile & app marketing, and more.
Clients
Microsoft, Adobe, AMD, Mandiri, Genshin Impact, Flare, Bundesliga, MINI, TIkTok, PhilipsIndustries
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46Undisclosed50 - 249 employeesJung-Gu Seoul , South KoreaKPR & Associates, Inc. Is a public relations agency. The firm is in Jung-Gu Seoul , South Korea. Their team provides Public Relations and Social Media Marketing.Read More
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47$1,000+10 - 49 employeesSeoul, South KoreaRead More
Founded in 2019, Magister Marketing and Consultancy is a marketing outsourcing company that is headquartered in Hanoi, Vietnam. The core team of under 50 employees offers several services spanning branding, marketing strategy, and digital strategy to small and mid-sized businesses.
Clients
Beetsoft - VietnamIndustries
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48$5,000+10 - 49 employeesSeocho-gu, South KoreaKeystone Marketing Company is a website development company established in 2010. The team provides Web Development and Content Marketing and is based in Seocho-gu, South Korea.Read More
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49Undisclosed10 - 49 employeesSeocho-gu, South KoreaBriman Communications is a public relations agency. Established in 1999, the company is based in Seocho-gu, South Korea. Their services include Public Relations and Social Media Marketing.Read More
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50Undisclosed10 - 49 employeesGangnam-gu, South KoreaBrodeur Partners is a public relations company. Their small team is in Gangnam-gu, South Korea. Their services include Public Relations and Social Media Marketing.Read More
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51Undisclosed10 - 49 employeesMapo-gu, South KoreaLocated in Mapo-gu, South Korea, MOTZ is an Advertising company. They offer Advertising and Branding and were established in 2007.Read More
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52$5,000+50 - 249 employeesGangnam-gu, South KoreaD major is a Digital Strategy company. They are based in Gangnam-gu, South Korea, and their services include Digital Strategy and Mobile App Development.Read More
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53$5,000+50 - 249 employeesGANGNAM-GU, South KoreaTK101 Global is a social media marketing firm established in 2012. The team offers Social Media Marketing and Search Engine Optimization.Read More
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54$1,000+2 - 9 employeesYONGSAN-GU, South KoreaSNS Social is a social media marketing firm. Their small team is headquartered in YONGSAN-GU, South Korea. Their team specializes in Social Media Marketing.Read More
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55$5,000+10 - 49 employeesSeoul, South KoreaAix is a Mobile & App Marketing company founded in 2021. The team provides Mobile & App Marketing and Advertising.Read More
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56$5,000+50 - 249 employeesMapo-gu, South KoreaPostVisual is a midsize Mapo-gu, South Korea-based Advertising company. The team offers Advertising and Branding.Read More
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57Undisclosed50 - 249 employeesSeodaemun-gu, South KoreaPR One Co.,ltd is a public relations firm launched in 1993. The firm specializes in Public Relations and Media Planning & Buying, and is midsize.Read More
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58Undisclosed50 - 249 employeesSeoul, South KoreaUDM | URBAN DIGITAL MARKETING is a Market Research company. They provide Market Research and Marketing Strategy and were founded in 2011. The agency is located in Seoul, South Korea.Read More
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59Undisclosed2 - 9 employeesMapo-gu, South KoreaAP Communications is a branding agency. Located in Mapo-gu, South Korea, their small team focuses on Branding and Public Relations. The agency was established in 2012.Read More
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60Undisclosed2 - 9 employeesAnyang, South KoreaIn Anyang, South Korea, GLOim is a small SEO company. The team focuses on Search Engine Optimization and Advertising.Read More
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