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Top Search Engine Marketing Services in South Korea

Ratings Updated: August 5, 2026
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8 Companies

Country: South Korea

List of the Top South Korea SEM Service Providers

  • Featured

    What are Featured Providers?

    SmartSites Logotype

    SmartSites

    4.9 364 reviews
    Premier Verified
    $1,000+
    $100 - $149 / hr
    250 - 999
    Serves South Korea

    Services provided

    50% Search Engine Optimization
    30% Pay Per Click
    10% Advertising +1 service
    10% Social Media Marketing

    SmartSites is a comprehensive SEO agency that specializes in enhancing digital visibility through services like search engine optimization, PPC, and website updates. With a 100% positive feedback rate, clients consistently praise their timely delivery, responsive communication, and effective SEO strategies. An impressive 40% of reviewers highlighted their strong project management and personal service, underscoring SmartSites' commitment to achieving measurable business growth and online visibility improvements.

    See all 364 projects

    Reviews mention Team players

    Clients consistently highlight SmartSites as effective team players, emphasizing their collaborative approach and responsiveness. Feedback from one client noted, 'They truly work as a team with us to drive growth.' Another client praised their account manager for being 'super responsive' and 'actively trying to get my numbers better,' indicating a strong alignment of goals. Overall, the sentiment reflects a positive experience with SmartSites' team dynamics and commitment to client success.
    • E-Commerce Marketing for Online Jewelry Store
      5.0 Aug 29, 2024

      Online meetings are structured and very efficient. Response/explanation are always easy to understand and detailed. There is no such thing as too many questions. True team players.

      Read Full Review
    • SEO Services for Paint Company
      5.0 Mar 2, 2023

      Their communication, ability to stay on task, attention to detail, and being a part of our team have been wonderful to experience. Seung-Woo has our best interests at heart and has made himself very available to answer any questions we have. I feel like we are in good hands with him, and I really appreciate all he's done for us.

      Read Full Review
    • Web Development & SEO Services for Paint Company
      5.0 Mar 2, 2023

      We are so happy we've chosen them. They are so attentive and keep us updated constantly. What I really like about them is that they always say that it is "our" website that we are optimizing for SEO. The fact that they act like it is their own makes us feel like the do the work as if it were for themselves. We are truly a team!!

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    • Digital Marketing for Home Decor Company
      5.0 Dec 28, 2021

      It was a great experience working with Adam, Anthony, and Christine, despite all the challenges we faced as one team. SmartSites team has both expertise and experience, and, above all, they are pretty supportive and helpful. They worked as a team and went the extra mile to achieve positive results.

      Read Full Review
    • SEO Services for Sensor Manufacturer
      4.5 Feb 13, 2025

      Our project manager, Javier, is very professional and driven. He proactively communicates, follows up quickly and gets the job done for us in a timely way. They truly work as a team with us to drive growth.

      Read Full Review
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    Industry Experience

    SmartSites has demonstrated expertise across various industries, including eCommerce, legal, hospitality, and manufacturing. Clients commend their responsiveness, effective communication, and the ability to enhance online presence through SEO and PPC strategies, resulting in increased traffic and conversions. Overall sentiment is overwhelmingly positive, highlighting SmartSites' commitment to their clients' goals, making them a strong partner for businesses seeking digital marketing solutions.

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    Select Industry to see insights

    Advertising & marketing Food & Beverage Arts, entertainment & music Construction HVAC Software Medical Home Services Insurance Energy & natural resources Consulting Legal Other industries Design Roofing Agriculture Food & Beverages Chemicals & Biotechnology Legal Cannabis Media Transportation Human Resources Telecommunications Nonprofit Consumer Products Automotive eCommerce Beauty & Cosmetics Real estate Education Consumer products & services Business services Manufacturing Other Industry Beauty Contracting Wellness & Fitness Hospitality & leisure Financial services IT Services Information technology Healthcare Retail Dental

    Average Project Cost Breakdown

    $10,000 to $49,000 (90) Less than $10,000 (85) $50,000 to $199,999 (27) $200,000 to $999,999 (6) $1,000,000 to $9,999,999 (3) $10,000,000 + (2)

    What Clients Have Said

    SmartSites is frequently commended for offering competitive pricing and good value for money across various projects. Clients have noted that their services fit within budget while delivering effective results, such as increased traffic and improved conversion rates. For instance, one client highlighted a substantial reduction in cost per click alongside a significant rise in leads. Overall, the sentiment regarding SmartSites' cost-effectiveness is positive, with many clients expressing satisfaction with the return on their investment.
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    More responsive than most other service providers

    SmartSites 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 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 Unique expertise

    AJ Marketing is noted for its unique expertise in leveraging local knowledge and connections with influencers to enhance brand engagement. A client praised their ability to craft a tailored campaign that resonated with target audiences, stating, 'AJ Marketing combined our request with their expert knowledge.' Overall, the sentiment reflects high satisfaction with their specialized approach and effective project management, as evidenced by increased social media engagement and website checkouts.
    • Influencer Marketing for Marketing Company
      5.0 Feb 6, 2026

      AJ Marketing team led the project through their local expertise and great connections with influencers. AJ Marketing combined our request with their expert knowledge to craft a campaign that fits what we are looking for, but also what Japanese readers look for in a bookstore.

      Read Full Review
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    1 of 1 reviews is 5 stars
    Less than $10,000 avg. project cost

    Reviewed 1 time in the past 6 months

    In the past six months, AJ Marketing has received positive feedback from clients, particularly for their effective influencer partnerships that enhanced brand awareness and engagement. One client highlighted the team's local expertise and strong connections with influencers, resulting in increased social media traffic and website checkouts. Regular communication and project updates were noted as strengths, with clients expressing satisfaction and no significant areas for improvement mentioned.
    Read 1 Recent Review

    Average Project Cost Breakdown

    $10,000 to $49,000 (18) Less than $10,000 (3)

    What Clients Have Said

    Clients consistently praise AJ Marketing for delivering high-quality services at competitive prices, often highlighting that their pricing aligns well with budgets. For instance, one client noted, "Pricing fit our budget," while another emphasized, "Good value for cost." Overall sentiment reflects satisfaction with the value received, as clients report significant ROI and successful outcomes from campaigns, indicating that AJ Marketing provides excellent value for money.
    Read All Reviews

    Seoul, South Korea

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

    2 - 5

    See All Locations (10)
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  • 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
  • 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)
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  • 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
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  • 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
  • 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

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List of the Top South Korea SEM Service Providers

  1. Inquivix (인퀴빅스) Logotype

    Inquivix (인퀴빅스)

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

    Ability to deliver

    6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    6/10 Market Presence

    Service focus

    20% Search Engine Optimization
    20% Pay Per Click
    60% Other
    View Profile Visit Website
  2. Punch Digital Marketing Logotype

    Punch Digital Marketing

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

    Ability to deliver

    5.3/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    20% Search Engine Optimization
    20% Pay Per Click
    60% Other
    View Profile Visit Website
  3. Bloomstreet, Inc Logotype

    Bloomstreet, Inc

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

    Ability to deliver

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

    Service focus

    30% Search Engine Optimization
    10% Pay Per Click
    60% Other
    View Profile Visit Website
  4. Undernamu Corp. Logotype

    Undernamu Corp.

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

    Ability to deliver

    4.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    25% Search Engine Optimization
    10% Pay Per Click
    65% Other
    View Profile Visit Website
  5. Yello Digital Marketing Logotype

    Yello Digital Marketing

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

    Ability to deliver

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

    Service focus

    10% Search Engine Optimization
    10% Pay Per Click
    80% Other
    View Profile Visit Website
  6. AJ Marketing Logotype

    AJ Marketing

    $5,000+
    $25 - $49 / hr
    10 - 49
    Seoul, South Korea

    Ability to deliver

    34.7/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    8.1/10 Market Presence

    Service focus

    10% Search Engine Optimization
    10% Pay Per Click
    80% Other
    View Profile Visit Website
  7. TK101 Global Logotype

    TK101 Global

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

    Ability to deliver

    4.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    20% Search Engine Optimization
    20% Pay Per Click
    60% Other
    View Profile Visit Website
  8. InterAd Logotype

    InterAd

    $1,000+
    < $25 / hr
    2 - 9
    Gangnam-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
    25% Pay Per Click
    25% Other
    View Profile Visit Website

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