Leave a Review For Providers 0 0
  • Get a Quote
Home SEO South Korea

Top SEO Companies in South Korea

Ratings Updated: October 27, 2026
We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Clutch ensures trust

2 Leaders 15 Contenders

Get A Quote

32 Companies

Country: South Korea

List of the Top South Korea SEO Agencies

  • Featured

    What are Featured Providers?

    e intelligence Logotype

    e intelligence

    4.9 31 reviews
    Premier Verified
    $1,000+
    $25 - $49 / hr
    10 - 49
    Serves South Korea

    Services provided

    50% Search Engine Optimization
    30% Pay Per Click
    10% Low/No Code Development +1 service
    10% Web Development

    e intelligence is an SEO agency specializing in enhancing online visibility through Search Optimization and digital marketing services. Across their reviews, 100% of clients highlighted their professionalism and effective communication, while 90% emphasized timely delivery and value for cost. Notably, 80% of clients experienced significant increases in website traffic or visibility, demonstrating their expertise in SERP Optimization and Organic Search Optimization.

    See all 31 projects
    3 of 3 reviews are 5 stars
    3 new reviews for Search Engine Optimization services
    Less than $10,000 avg. project cost

    Reviewed 3 times in the past 6 months

    e intelligence has received positive feedback over the last six months, highlighting their effective SEO strategies and excellent communication. Clients reported significant improvements, such as a 50% increase in phone calls and website visits, and an 80% rise in visibility. The team is praised for their professionalism and timely project management, with clients appreciating their human interaction and willingness to go above and beyond. Overall, there are no noted areas for improvement, indicating high client satisfaction.
    Read 3 Recent Reviews
    17 of 19 Search Engine Optimization reviews are 5 stars
    3 new reviews for Search Engine Optimization in past 6 months
    Less than $10,000 avg. project cost

    Search Engine Optimization PROJECT HIGHLIGHT

    SEO & PPC Services for Vacation Rental Company

    5.0 — e intelligence provided SEO and PPC services to a vacation rental company. They added more keywords, worked on backlinks, managed the client's Google Ads and Facebook, and started a blog.  Read more
    Read 19 Reviews

    Average Project Cost Breakdown

    Less than $10,000 (18) $10,000 to $49,000 (3) $50,000 to $199,999 (1)

    What Clients Have Said

    e intelligence is frequently recognized for providing good value for money, with clients noting that their pricing fits within budget while maintaining high-quality service. For instance, one client mentioned that e intelligence's pricing and alignment with company values influenced their decision to engage with them. Overall, the sentiment towards e intelligence's cost-effectiveness is positive, highlighting their ability to deliver results without overcharging, as indicated by multiple reviews praising their competitive pricing and satisfactory outcomes.
    Read All Reviews

    View projects from:

    India (14) United States (7) Australia (2) Canada (2) England (2) Norfolk Island (1)

    This provider is fluent in 2 languages:

    • English
    • French

    This provider is available in 12 time zones:

    • Greenwich Mean Time (GMT)
    • India Standard Time (IST)
    • Central European Time (CET)
    • Central Standard Time (CST)
    • Eastern European Time (EET)
    • Eastern Standard Time (EST)
    • Pacific Standard Time (PST)
    • Australia Central Time (ACT)
    View all time zones
    View Profile Visit Website
    tracking image
    Primal Logotype

    Primal

    4.8 26 reviews
    Premier Verified
    $1,000+
    $100 - $149 / hr
    50 - 249
    Serves South Korea

    Services provided

    40% Search Engine Optimization
    20% Pay Per Click
    20% Social Media Marketing +2 services
    10% Digital Strategy
    10% Media Planning & Buying

    Primal is a digital agency specializing in SEO, Search Engine Marketing, and digital visibility enhancement with a focus on driving website traffic and conversions. The company is praised for its professionalism, effective project management, and strong communication skills, with reviewers highlighting their tailored solutions and responsiveness. Approximately 85% of reviews emphasized their expertise in improving online visibility and website ranking through SEO strategies.

    See all 26 projects
    6 of 8 Search Engine Optimization reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    Search Engine Optimization PROJECT HIGHLIGHT

    Media Planning & Buying for Protein Drink Company

    5.0 — Primal manages a protein drink company's digital advertising operations, including ad optimization, campaign management across Meta platforms, a collaborative performance advertising solution, and Read more
    Read 8 Reviews

    Industry Experience

    Primal has demonstrated expertise across various industries, notably Retail, Manufacturing, Financial Services, Real Estate, Food & Beverage, and Non-Profit. Positive feedback highlights their strong project management, timely delivery, and effective communication. Clients appreciate their ability to enhance brand awareness, drive sales, and optimize advertising performance. Overall sentiment indicates a high degree of satisfaction, particularly in Retail and Financial Services, making Primal a strong contender for companies within these sectors seeking comprehensive digital marketing solutions.

    Read All Reviews

    Select Industry to see insights

    Engineering IT Services Food & Beverage Design Financial services Software Pharmaceuticals Agriculture Other Industry Advertising & marketing Non-profit Manufacturing Real estate Retail

    View projects from:

    Thailand (19) Malaysia (2)

    This provider is fluent in 2 languages:

    • English
    • Thai
    View Profile Visit Website
  • AJ Marketing Logotype

    5.0 33 reviews
    Premier Verified
    $5,000+
    $25 - $49 / hr
    10 - 49
    Seoul, South Korea

    Services provided

    10% Search Engine Optimization
    10% Advertising
    10% Branding +7 services
    10% Content Marketing
    10% Digital Strategy
    10% Media Planning & Buying
    10% Pay Per Click
    10% Public Relations
    10% Social Media Marketing
    10% Video Production

    AJ Marketing is a digital marketing agency specializing in SEO and Search Engine Marketing, offering services such as Online Visibility and Digital Visibility Enhancement. With a notable track record, 100% of reviewers commend their impeccable execution and effective workflow. The agency has significantly increased conversion rates and audience reach, achieving results like a billion impressions and enhanced brand awareness.

    See all 33 projects

    Reviews mention Efficient

    AJ Marketing has received overwhelmingly positive feedback regarding their efficiency. Clients noted their 'impeccable execution' and 'effective workflow', highlighting rapid response times and timely project delivery. For instance, one client reported a significant increase in inquiries just two weeks post-campaign launch, while another praised the agency for its fast and effective communication, achieving a return on investment five times greater than expected. Overall, the sentiment reflects a strong appreciation for AJ Marketing's commitment to efficiency in project management.
    • Influencer Marketing Campaign for Food & Beverage Enterprise
      5.0 Jun 30, 2022

      The campaign got more than 15,000,000 reach. Very effective was the workflow between your team and theirs. They have broad understanding in influencer marketing. They also found the right influencers for our campaign so effectively.

      Read Full Review
    Read All Reviews

    Industry Experience

    AJ Marketing has demonstrated expertise across various industries, including Consumer Products, Education, Automotive, Hospitality, and Telecommunications. Feedback highlights their strengths in influencer partnerships, campaign management, and localized marketing strategies, particularly in Asian markets. Clients commend their effective communication, creative content strategies, and measurable success in increasing brand awareness and engagement. Overall, sentiment is highly positive, particularly for businesses within the Consumer Products, Education, and Hospitality sectors, making AJ Marketing a strong candidate for projects seeking impactful digital marketing solutions.

    Read All Reviews

    Select Industry to see insights

    Telecommunications Consulting Education IT Services Food & Beverages Automotive Wellness & Fitness Hospitality & leisure Media Advertising & marketing Healthcare Gaming Consumer products & services

    View projects from:

    Philippines (3) United States (3) India (3) Pakistan (2) Indonesia (2) United Arab Emirates (1) Japan (1) South Korea (1) Georgia (1) Belarus (1) Poland (1) Singapore (1) Nigeria (1) Hong Kong (1)

    This provider is fluent in 8 languages:

    • Mandarin
    • English
    • Hindi
    • Japanese
    • Korean
    • Vietnamese
    • Cantonese
    • Thai

    This provider is available in 32 time zones:

    • Near East Time (NET)
    • Middle East Time (MET)
    • China Taiwan Time (CTT)
    • Brazil Eastern Time (BET)
    • Greenwich Mean Time (GMT)
    • India Standard Time (IST)
    • Japan Standard Time (JST)
    • Midway Islands Time (MIT)
    View all time zones

    Seoul, South Korea

    145 Dosan-daero, Gangnam-gu
    Seoul, South Korea 135-120

    2 - 5

    See All Locations (10)
    View Profile Visit Website
  • Bloomstreet, Inc Logotype

    Not yet reviewed

    Verified
    $5,000+
    $100 - $149 / hr
    2 - 9
    MAPO-GU, South Korea

    Services provided

    30% Search Engine Optimization
    20% Conversion Optimization
    20% Digital Strategy +3 services
    10% Content Marketing
    10% Pay Per Click
    10% UX/UI Design

    Bloomstreet, Inc is a SEO agency. Launched in 2014, the company provides Search Engine Optimization and Digital Strategy.

    Read more

    MAPO-GU, South Korea

    A14F MAPOTRAPALACE, MAPO-DAERO 53
    MAPO-GU, South Korea 121-040

    2 - 5

    See All Locations (2)
    View Profile Visit Website
  • Punch Digital Marketing Logotype

    Not yet reviewed

    Verified
    $5,000+
    $100 - $149 / hr
    2 - 9
    Seoul, South Korea

    Services provided

    20% Search Engine Optimization
    20% Content Marketing
    20% Pay Per Click +3 services
    20% Social Media Marketing
    10% Digital Strategy
    10% Web Development

    Punch Digital Marketing is a Content Marketing company. Established in 2016, the company is based in Seoul, South Korea. Their services include Content Marketing and Pay Per Click.

    Read more
    View Profile Visit Website

    • Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.

    Get My Matches
  • Comma Entertainment Logotype

    5.0 2 reviews
    $5,000+
    Undisclosed
    10 - 49
    Seoul, South Korea

    Services provided

    10% Search Engine Optimization
    15% Branding
    15% Social Media Marketing +6 services
    10% Advertising
    10% Content Marketing
    10% Digital Strategy
    10% Event Marketing
    10% Marketing Strategy
    10% Video Production

    Comma Entertainment is a global marketing agency specializing in social media management, influencer marketing, and global event promotion. Reviews indicate a strong alignment with client values and exemplary cultural adaptation, with 100% positive feedback highlighting their timely delivery and quality service. Notably, 100% of reviewers emphasized their expertise in managing global SNS and cultural adaptability.

    See all 2 projects

    Industry Experience

    Comma Entertainment has demonstrated expertise primarily in the Food & Beverage industry, focusing on global marketing and social media management. Clients commend their ability to adapt marketing strategies to diverse cultural contexts, enhancing brand visibility and subscriber growth. The agency is recognized for timely deliverables and strong project management. Overall, feedback reflects a positive sentiment, particularly for brands seeking to expand internationally or enter the Korean market.

    Read All Reviews

    Average Project Cost Breakdown

    What Clients Have Said

    Clients have noted that Comma Entertainment offers competitive pricing that aligns well with their budgets, providing good value for the cost. One client specifically highlighted the 'great culture fit' and 'good value for cost' as reasons for their selection. Overall, the sentiment regarding the company’s pricing is positive, with clients appreciating the quality of services delivered relative to the investment made.
    Read All Reviews
    View Profile
  • Honest Block Logotype

    5.0 2 reviews
    $10,000+
    $100 - $149 / hr
    2 - 9
    seoul, South Korea

    Services provided

    20% Search Engine Optimization
    15% Social Media Marketing
    10% Branding +7 services
    10% Content Marketing
    10% Digital Strategy
    10% Marketing Strategy
    10% Other Digital Marketing
    5% Advertising
    5% Affiliate Marketing
    5% Event Marketing

    Honest Block is a marketing and PR firm with expertise in fintech, noted for their effective engagement strategies and strong media connections. They have received overwhelmingly positive feedback, with clients praising their professionalism and impressive project outcomes. While their fintech focus is a strength, clients suggest expanding into other industries.

    See all 2 projects

    Industry Experience

    Honest Block has demonstrated expertise primarily in the IT Services and fintech industries, receiving positive feedback for their professionalism, effective marketing strategies, and strong media connections. Clients reported significant improvements in engagement metrics and acknowledgment of their brand, particularly among tech-savvy consumers. However, their limited experience in industries outside fintech suggests they may be best suited for clients within this niche, highlighting their strengths in digital marketing and PR within technology-driven markets.

    Read All Reviews

    Select Industry to see insights

    IT Services

    Average Project Cost Breakdown

    Less than $10,000 (1)

    What Clients Have Said

    Clients have expressed high satisfaction with Honest Block's value for money, noting their professionalism and effective project management. One CEO highlighted that the results exceeded expectations, with significant improvements in engagement metrics compared to previous projects with other agencies. The team's dedication and strong media connections, particularly in fintech, were commended. However, some clients suggested a desire for broader industry expertise, indicating potential limitations in service offerings beyond fintech.
    Read All Reviews
    View Profile
  • Saebyeok Naesi Corp Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    10 - 49
    Seoul, South Korea

    Services provided

    20% Search Engine Optimization
    40% Digital Strategy
    20% Marketing Strategy +1 service
    20% Media Planning & Buying

    Founded in 2022, Saebyeok Naesi Corp is a small Digital Strategy company. Their team offers Digital Strategy and Marketing Strategy.

    Read more
    View Profile
  • LaLaLa World Logotype

    Not yet reviewed

    $1,000+
    $200 - $300 / hr
    2 - 9
    Seoul, South Korea

    Services provided

    50% Search Engine Optimization
    20% Digital Strategy
    15% BI & Big Data Consulting & SI +1 service
    15% IT Strategy Consulting

    SEO 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
    View Profile
  • LINQ Korea Digital Marketing Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    10 - 49
    Seoul, South Korea

    Services provided

    35% Search Engine Optimization
    20% Other Digital Marketing
    15% Content Marketing +3 services
    15% Translation
    10% Marketing Strategy
    5% Pay Per Click

    SEO services firm LINQ Korea Digital Marketing was launched in 2018. The team offers Search Engine Optimization and Other Digital Marketing and is based in Seoul, South Korea.

    Read more
    View Profile
  • OSO Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Jung-gu, South Korea

    Services provided

    50% Search Engine Optimization
    15% Content Marketing
    15% Web Design +2 services
    10% Media Planning & Buying
    10% Social Media Marketing

    Located in Jung-gu, South Korea, OSO is a SEO agency. The team provides Search Engine Optimization and Content Marketing.

    Read more
    View Profile
  • Inquivix (인퀴빅스) Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    2 - 9
    Seoul, South Korea

    Services provided

    20% Search Engine Optimization
    20% Conversion Optimization
    20% Pay Per Click +5 services
    20% Social Media Marketing
    5% Content Marketing
    5% Digital Strategy
    5% Email Marketing
    5% Web Design

    Inquivix (인퀴빅스), a Conversion Optimization company, is headquartered in Seoul, South Korea. The team offers Conversion Optimization and Pay Per Click.

    Read more

    More responsive than most other service providers

    Inquivix (인퀴빅스) is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile
  • Undernamu Corp. Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    2 - 9
    Daejeon, South Korea

    Services provided

    25% Search Engine Optimization
    25% Content Marketing
    20% Branding +3 services
    10% Advertising
    10% Market Research
    10% Pay Per Click

    Undernamu Corp. Is a Content Marketing company. They are located in Daejeon, South Korea, and their services include Content Marketing and Search Engine Optimization.

    Read more
    View Profile
  • MNCS Korea Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Gangnam-gu, South Korea

    Services provided

    20% Search Engine Optimization
    20% Social Media Marketing
    10% Event Marketing +5 services
    10% Graphic Design
    10% Market Research
    10% Mobile App Development
    10% Web Design
    10% Web Development

    SEO agency MNCS Korea provides Search Engine Optimization and Social Media Marketing. They are based in Gangnam-gu, South Korea and India.

    Read more
    View Profile
  • Springworks Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Jung-gu, South Korea

    Services provided

    35% Search Engine Optimization
    35% Digital Strategy
    30% Content Marketing

    Springworks is a Digital Strategy company founded in 2010. The team focuses on Digital Strategy and Search Engine Optimization.

    Read more
    View Profile
  • Linkorea Digital Marketing Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Seoul, South Korea

    Services provided

    25% Search Engine Optimization
    25% Market Research
    20% Conversion Optimization +2 services
    15% Digital Strategy
    15% Marketing Strategy

    Linkorea Digital Marketing, a SEO agency, focus on Search Engine Optimization and Market Research. They were founded in 2023.

    Read more
    View Profile
  • BubbleShare Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Seoul , South Korea

    Services provided

    20% Search Engine Optimization
    20% Content Marketing
    15% Marketing Strategy +6 services
    10% Market Research
    10% Media Planning & Buying
    10% Social Media Marketing
    5% Business Consulting
    5% Demand Generation Marketing
    5% Digital Strategy

    BubbleShare is a small Content Marketing company. Founded in 2023, the team specializes in Content Marketing and Search Engine Optimization.

    Read more
    View Profile
  • OptiFlow Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Goyang-si, South Korea

    Services provided

    20% Search Engine Optimization
    10% Mobile & App Marketing
    10% Mobile App Development +11 services
    10% Web Development
    5% AI Consulting
    5% AI Development
    5% Affiliate Marketing
    5% Content Marketing
    5% Digital Strategy
    5% ERP Consulting and SI
    5% IT Staff Augmentation
    5% IT Strategy Consulting
    5% Other IT Consulting and SI
    5% Social Media Marketing

    Based in Goyang-si, South Korea, OptiFlow is a SEO services firm. Launched in 2025, the team focuses on Search Engine Optimization and Mobile & App Marketing.

    Read more
    View Profile
  • D&K Korea Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Yongin-si, South Korea

    Services provided

    20% Search Engine Optimization
    20% Advertising
    20% Branding +2 services
    20% Content Marketing
    20% Marketing Strategy

    Established in 2023, D&K Korea is an Advertising company. The small team specializes in Advertising and Branding.

    Read more
    View Profile
  • Catching Clicks Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Seoul, South Korea

    Services provided

    30% Search Engine Optimization
    20% Social Media Marketing
    20% Web Design +2 services
    20% Web Development
    10% E-Commerce Development

    Catching 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

    Seoul, South Korea

    4th Floor, 21 Wausan-ro 27-gil, Mapo-gu
    Seoul, South Korea 121-210

    2 - 5

    82-10-9576-1688

    See All Locations (2)
    View Profile
  • AD Efficiency Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Seocho-gu, South Korea

    Services provided

    30% Search Engine Optimization
    40% Mobile App Development
    30% Social Media Marketing

    AD Efficiency, an app development firm, offer Mobile App Development and Search Engine Optimization. They were founded in 2012.

    Read more
    View Profile
  • Studio Dreamss™ Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    50 - 249
    Seoul, South Korea

    Services provided

    10% Search Engine Optimization
    40% Event Marketing
    20% Social Media Marketing +3 services
    10% Ecommerce Marketing
    10% UX/UI Design
    10% Web Development

    Studio Dreamss™ is an Event Marketing company. The team is headquartered in Seoul, South Korea, and their services include Event Marketing and Social Media Marketing.

    Read more
    View Profile
  • Magister Marketing and Consultancy Logotype

    5.0 5 reviews
    $1,000+
    < $25 / hr
    10 - 49
    Seoul, South Korea

    Services provided

    18% Search Engine Optimization
    18% Branding
    18% Business Consulting +4 services
    18% Digital Strategy
    18% Marketing Strategy
    5% Pay Per Click
    5% Social Media Marketing

    Magister Marketing and Consultancy offers specialized services including SEO, search optimization, and enhancing online visibility through strategic website ranking efforts. Reviews highlight their professional working style, timely project management, and effective communication. Clients appreciate the measurable improvements in leads and content structure, emphasizing Magister's creativity and thorough understanding of niche markets.

    See all 5 projects

    Reviews mention Passionate about their work

    Clients have consistently praised Magister Marketing and Consultancy for their passion and commitment to delivering results. One client highlighted their impressive experience and ability to effectively address challenges, stating, 'We always wanted to convey our thankfulness for the passion and ability of Magister team.' Overall, the sentiment reflects a strong appreciation for the team's dedication, which has significantly contributed to successful project outcomes, including an 82% revenue increase for one client.
    • Digital Marketing For AI Company
      5.0 Aug 21, 2020

      I was very impressed by their experiences and how they managed the work. They knew exactly what to do with our situation to make it better and profitable. We always wanted to convey our thankfulness for the passion and ability of Magister team.

      Read Full Review
    Read All Reviews

    Industry Experience

    Magister Marketing and Consultancy has demonstrated expertise across diverse sectors including hospitality, IT services, and technology solutions. Clients in the hospitality industry praised their professionalism and impactful branding strategies that led to significant sales increases, even during challenging times. In the IT sector, clients noted improvements in online presence and lead generation through effective SEO and digital marketing strategies. Overall, feedback reflects a strong sentiment of satisfaction with their strategic insights and measurable results, making them a suitable partner for clients across multiple industries.

    Read All Reviews

    Select Industry to see insights

    Food & Beverages IT Services

    Average Project Cost Breakdown

    $10,000 to $49,000 (2) Less than $10,000 (1)

    What Clients Have Said

    Clients have consistently praised Magister Marketing and Consultancy for their exceptional value for money. One client noted a significant increase in sales by 82% shortly after implementing their marketing strategies, highlighting the effectiveness of their services. Another client appreciated the detailed breakdown of costs and potential outcomes provided by Magister, indicating transparency in pricing. Overall, clients feel that the investment in Magister's services yields substantial returns, reinforcing the company's reputation for delivering high-quality results at competitive rates.
    Read All Reviews

    Seoul, South Korea

    Seoul
    Seoul, South Korea 600011

    41 - 49

    See All Locations (8)
    View Profile
  • Access Communications & Consulting Co. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Gangnam-gu, South Korea

    Services provided

    25% Search Engine Optimization
    50% Public Relations
    25% Social Media Marketing

    Access Communications & Consulting Co., a public relations agency, was established in 1995. The small team focuses on Public Relations and Search Engine Optimization.

    Read more
    View Profile
  • Yello Digital Marketing Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    1,000 - 9,999
    Seoul, South Korea

    Services provided

    10% Search Engine Optimization
    20% Digital Strategy
    20% Media Planning & Buying +4 services
    20% Video Production
    10% Pay Per Click
    10% UX/UI Design
    10% Web Development

    Yello 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
    View Profile
  • Harsest Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Sungdong-gu, South Korea

    Services provided

    25% Search Engine Optimization
    25% Branding
    25% Email Marketing +1 service
    25% Social Media Marketing

    Harsest is a branding agency. They specialize in Branding and Email Marketing and were founded in 2014.

    Read more
    View Profile
  • GLOim Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Anyang, South Korea

    Services provided

    40% Search Engine Optimization
    30% Advertising
    30% Web Design

    In Anyang, South Korea, GLOim is a small SEO company. The team focuses on Search Engine Optimization and Advertising.

    Read more
    View Profile
  • TK101 Global Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    50 - 249
    GANGNAM-GU, South Korea

    Services provided

    20% Search Engine Optimization
    20% Mobile App Development
    20% Pay Per Click +2 services
    20% Social Media Marketing
    20% Web Development

    TK101 Global is a social media marketing firm established in 2012. The team offers Social Media Marketing and Search Engine Optimization.

    Read more
    View Profile
  • InterAd Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9
    Gangnam-gu, South Korea

    Services provided

    50% Search Engine Optimization
    25% Pay Per Click
    25% Social Media Marketing

    InterAd is a small Gangnam-gu, South Korea-based SEO company. The team offers Search Engine Optimization and Pay Per Click.

    Read more
    View Profile
  • Inobean Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Gangnam-gu, South Korea

    Services provided

    30% Search Engine Optimization
    40% Advertising
    30% Social Media Marketing

    Inobean is a small Gangnam-gu, South Korea-based Advertising company. Their services include Advertising and Search Engine Optimization.

    Read more
    View Profile
  • Cliq Technologies Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    2 - 9
    Gwangjin-gu, South Korea

    Services provided

    25% Search Engine Optimization
    25% Graphic Design
    25% Mobile App Development +1 service
    25% Web Development

    Cliq Technologies is a graphic design company. Established in 2016, their team specializes in Graphic Design and Mobile App Development.

    Read more
    View Profile
  • BARUM Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Gangnam-gu, South Korea

    Services provided

    25% Search Engine Optimization
    25% Advertising
    25% Content Marketing +1 service
    25% Mobile & App Marketing

    BARUM is an Advertising company. They are headquartered in Gangnam-gu, South Korea and have small team. Their team focuses on Advertising and Content Marketing.

    Read more
    View Profile
  • Digiant Global Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Seoul, South Korea

    Services provided

    25% Search Engine Optimization
    25% Branding
    25% Ecommerce Marketing +1 service
    25% Social Media Marketing

    Digiant Global, a small branding company, is located in Beijing, China and Seoul, South Korea. Their services include Branding and Social Media Marketing.

    Read more

    Seoul, South Korea

    Suite 203, 295-3 Wangsan Road, Dongdaemoon District
    Seoul, South Korea 100-857

    2 - 5

    See All Locations (4)
    View Profile
  • SOPHIA Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    2 - 9
    Songpa-gu, South Korea

    Services provided

    10% Search Engine Optimization
    30% Mobile App Development
    30% Web Development +2 services
    20% Web Design
    10% Branding

    Based in Songpa-gu, South Korea, SOPHIA is a small app development firm. The team provides Mobile App Development and Web Development.

    Read more
    View Profile

Tell us what you need — we’ll match you with top agencies and their real-time quotes in minutes.

Get My Quotes
tracking image

Why Trust Clutch

At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.

Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.

Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.

We evaluate service providers using a structured methodology that combines:

  • In-depth client interviews and ratings
  • Comprehensive project details
  • Market presence
  • Portfolio examples and industry recognition

This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.

We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.

Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.

Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Comma Entertainment
2 Honest Block

List of the Top 2 South Korea SEO Agencies

  1. Comma Entertainment Logotype

    Comma Entertainment

    $5,000+
    Undisclosed
    10 - 49
    Seoul, South Korea

    Ability to deliver

    21.6/40.0
    16.8/20 Reviews
    1.1/10 Clients & Experience
    3.7/10 Market Presence

    Service focus

    10% Search Engine Optimization
    90% Other
    View Profile Visit Website
  2. Honest Block Logotype

    Honest Block

    $10,000+
    $100 - $149 / hr
    2 - 9
    seoul, South Korea

    Ability to deliver

    19.8/40.0
    16.2/20 Reviews
    0.6/10 Clients & Experience
    3/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  3. Saebyeok Naesi Corp Logotype

    Saebyeok Naesi Corp

    $10,000+
    $100 - $149 / hr
    10 - 49
    Seoul, South Korea

    Ability to deliver

    8.1/40.0
    0/20 Reviews
    4.4/10 Clients & Experience
    3.7/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  4. LaLaLa World Logotype

    LaLaLa World

    $1,000+
    $200 - $300 / hr
    2 - 9
    Seoul, South Korea

    Ability to deliver

    3.7/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3.7/10 Market Presence

    Service focus

    50% Search Engine Optimization
    50% Other
    View Profile Visit Website
  5. LINQ Korea Digital Marketing Logotype

    LINQ Korea Digital Marketing

    $1,000+
    $100 - $149 / hr
    10 - 49
    Seoul, South Korea

    Ability to deliver

    3.4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3.4/10 Market Presence

    Service focus

    35% Search Engine Optimization
    65% Other
    View Profile Visit Website
  6. OSO Logotype

    OSO

    Undisclosed
    Undisclosed
    10 - 49
    Jung-gu, South Korea

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    50% Search Engine Optimization
    50% Other
    View Profile Visit Website
  7. Inquivix (인퀴빅스) Logotype

    Inquivix (인퀴빅스)

    $1,000+
    $50 - $99 / hr
    2 - 9
    Seoul, South Korea

    Ability to deliver

    4.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.5/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  8. Bloomstreet, Inc Logotype

    Bloomstreet, Inc

    $5,000+
    $100 - $149 / hr
    2 - 9
    MAPO-GU, South Korea

    Ability to deliver

    3/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3/10 Market Presence

    Service focus

    30% Search Engine Optimization
    70% Other
    View Profile Visit Website
  9. Undernamu Corp. Logotype

    Undernamu Corp.

    $1,000+
    $50 - $99 / hr
    2 - 9
    Daejeon, South Korea

    Ability to deliver

    3.7/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3.7/10 Market Presence

    Service focus

    25% Search Engine Optimization
    75% Other
    View Profile Visit Website
  10. MNCS Korea Logotype

    MNCS Korea

    $10,000+
    $50 - $99 / hr
    10 - 49
    Gangnam-gu, South Korea

    Ability to deliver

    3.7/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3.7/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  11. Springworks Logotype

    Springworks

    Undisclosed
    Undisclosed
    50 - 249
    Jung-gu, South Korea

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    35% Search Engine Optimization
    65% Other
    View Profile Visit Website
  12. Punch Digital Marketing Logotype

    Punch Digital Marketing

    $5,000+
    $100 - $149 / hr
    2 - 9
    Seoul, South Korea

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  13. Linkorea Digital Marketing Logotype

    Linkorea Digital Marketing

    $1,000+
    $100 - $149 / hr
    2 - 9
    Seoul, South Korea

    Ability to deliver

    3/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3/10 Market Presence

    Service focus

    25% Search Engine Optimization
    75% Other
    View Profile Visit Website
  14. BubbleShare Logotype

    BubbleShare

    $1,000+
    $25 - $49 / hr
    2 - 9
    Seoul , South Korea

    Ability to deliver

    3.4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3.4/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  15. OptiFlow Logotype

    OptiFlow

    $1,000+
    $100 - $149 / hr
    2 - 9
    Goyang-si, South Korea

    Ability to deliver

    3.4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3.4/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  16. D&K Korea Logotype

    D&K Korea

    Undisclosed
    Undisclosed
    2 - 9
    Yongin-si, South Korea

    Ability to deliver

    3/40.0
    0/20 Reviews
    0/10 Clients & Experience
    3/10 Market Presence

    Service focus

    20% Search Engine Optimization
    80% Other
    View Profile Visit Website
  17. Catching Clicks Logotype

    Catching Clicks

    Undisclosed
    Undisclosed
    10 - 49
    Seoul, South Korea

    Ability to deliver

    6.2/40.0
    0/20 Reviews
    2.8/10 Clients & Experience
    3.4/10 Market Presence

    Service focus

    30% Search Engine Optimization
    70% Other
    View Profile Visit Website

Latest SEO Articles

See all articles
Why Paid AI Placements Can Undercut Your GEO Strategy cover image

Why Paid AI Placements Can Undercut Your GEO Strategy

Updated October 27, 2026
Anna Peck

67% of AI assistant users would trust a response less if it included a paid placement. See how to balance AI ads with organic visibility in your GEO strategy.

SEO Lead Generation
How to Measure SEO Success When Traffic Declines cover image

How to Measure SEO Success When Traffic Declines

Updated October 21, 2026
Cosima Compton

Organic traffic is down, but is your SEO failing? Learn which metrics show real SEO success when AI Overviews and zero-click searches are reducing clicks.

SEO Thought Leadership, Scaling
10 Actionable Link Building Tactics to Build Brand Authority & Legitimacy cover image

10 Actionable Link Building Tactics to Build Brand Authority & Legitimacy

Updated September 15, 2026
Irina Weber

Discover 10 actionable link building tactics to boost brand authority and rankings. Learn how quality backlinks build lasting trust in the AI search era.

SEO Thought Leadership, Scaling

Similar Categories

Related Services

SEM in South Korea Conversion Optimization in South Korea Market Research in South Korea Media Planning and Buying in South Korea Advertising in South Korea Full Service Digital in South Korea Digital Strategy in South Korea Digital Marketing in South Korea Social Media Marketing in South Korea

Specialties

SEO Mobile Optimization Link Building Local SEO International SEO On-Page SEO Squarespace SEO Baidu SEO Multilingual SEO Technical SEO

Popular Locations in South Korea

SEO in Seoul
View More

Get quotes from the 5 best-fit agencies for your project—in 4 minutes or less.