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Home SEM South Korea Seoul

Top Search Engine Marketing Services in Seoul

Ratings Updated: March 4, 2026
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1 Leaders 6 Contenders

7 Companies

Country: South Korea
City: Seoul

List of the Top Seoul SEM Service Providers

  • Featured

    What are Featured Providers?

    SmartSites Logotype

    SmartSites

    4.9 350 reviews
    Premier Verified
    $1,000+
    $100 - $149 / hr
    250 - 999
    Serves Seoul, South Korea

    Services provided

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

    SmartSites is a digital marketing agency specializing in SEO, PPC, and website optimization services, aimed at enhancing online visibility and search engine rankings. With consistently high ratings, 90% of reviewers commend their responsive project management and attention to detail. The agency is noted for significantly improving digital performance metrics, as highlighted by reports of increased web traffic and enhanced SEO effectiveness from multiple clients.

    See all 350 projects

    Reviews mention Results-oriented

    The sentiment regarding SmartSites' results-oriented approach is overwhelmingly positive. Clients consistently highlight significant improvements in key performance metrics, such as a transition of ROAS from single to double digits and a 25x ROI on ad spend. One client noted their satisfaction with communication and proactive strategies, while another emphasized the effectiveness of campaigns leading to increased sales and leads. Overall, clients express high confidence in SmartSites' ability to deliver measurable results and demonstrate a commitment to their success.
    • SEO & UX/UI Design for Roofing Co
      5.0 Oct 7, 2024

      What stood out was their collaborative approach. They took the time to understand our brand, goals, and target audience, ensuring the new design aligned perfectly with our vision. The improvements we've seen so far are remarkable.

      Read Full Review
    • Google, Bing Ads, Website & CRM for Debt Collection Agency
      5.0 Sep 14, 2023

      The work has been good; takes a while to get the ads right, but it's worth it. Now we are getting many leads daily and good caliber. We will continue on the path.

      Read Full Review
    • SEO & PPC Services for Ocean Tours Company
      5.0 Mar 24, 2023

      Increase of direct bookings, Keyword tracking, Conversions from PPC. The results were still effective so it did not interfere at this point with our goals.

      Read Full Review
    • Website Design & Advertising for Carport & Garage Company
      5.0 Sep 21, 2022

      They have done great getting us the leads we need to make sales. Very great at communicating.

      Read Full Review
    • Google Ads for Construction Company
      5.0 Dec 3, 2020

      My total ad spend, including management fees, has generated a 25x ROI. I’m very pleased with their work and the results we’re seeing from them.

      Read Full Review
    Read All Reviews

    Industry Experience

    SmartSites exhibits strong expertise across various industries, including Hospitality, Financial Services, Manufacturing, Retail, and eCommerce. Clients consistently praise their project management, responsiveness, and ability to drive measurable results such as increased traffic, lead generation, and sales. Positive feedback highlights their strategic approach to PPC and SEO, with notable improvement in ROAS and organic search rankings. Overall, SmartSites is seen as a reliable partner, particularly effective in digital marketing and online advertising, making them a strong fit for businesses seeking growth in these sectors.

    Read All Reviews

    Select Industry to see insights

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

    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 projects from:

    United States (267) Canada (3) Bangladesh (1) Germany (1) India (1) Mexico (1) Poland (1) Puerto Rico (1) Switzerland (1)

    This provider is fluent in 2 languages:

    • English
    • Spanish

    This provider is available in 1 time zone:

    • Eastern Standard Time (EST)
    View Profile Visit Website
  • AJ Marketing Logotype

    5.0 33 reviews
    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 Reasonable pricing

    Clients have consistently praised AJ Marketing for their reasonable pricing, highlighting it as a key factor in their decision to engage the company. One client noted that AJ Marketing provided creative solutions tailored to their budget, while another emphasized the great results delivered at a good price. Overall, the sentiment surrounding pricing is highly positive, with clients appreciating the value received for the costs incurred.
    • Social Media Marketing for Private Healthcare Facility
      5.0 Feb 7, 2022

      The AJ Marketing team was amicable, which made the work fun and not stressful. They are also very fast in responding in messages, very creative, and they deliver great results in good price.

      Read Full Review
    Read All Reviews

    Industry Experience

    AJ Marketing has demonstrated expertise across diverse industries, including Education, Telecommunications, and Hospitality. Clients in Education praised their influencer marketing strategies that significantly increased traffic and sign-ups, while in Telecommunications, effective influencer activations boosted event visibility. In Hospitality, campaigns targeting Asia showcased their ability to connect with local audiences, driving substantial engagement. Overall, feedback reflects a strong sentiment of satisfaction, highlighting AJ Marketing's responsive communication, creativity, and effective implementation, making them a suitable partner for projects in these sectors.

    Read All Reviews

    Select Industry to see insights

    Consulting Education Telecommunications 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

    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    Seoul-based AJ Marketing excels in social media and influencer marketing, delivering tailored campaigns for global brands in Korea. Clients praise their deep market knowledge, professional consulting, and timely execution, making complex influencer projects smooth and effective in Seoul's competitive landscape.
    Read Local Reviews
    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
  • 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
    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
  • 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
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1 AJ Marketing

List of the Top 1 Seoul SEM Service Providers

  1. AJ Marketing Logotype

    AJ Marketing

    $5,000+
    $25 - $49 / hr
    10 - 49
    Singapore

    Ability to deliver

    35.3/40.0
    17.2/20 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
  2. 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
  3. Punch Digital Marketing Logotype

    Punch Digital Marketing

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

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

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

    Bloomstreet, Inc

    $5,000+
    $100 - $149 / hr
    2 - 9
    Chuo City, Japan

    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
  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. 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
  7. 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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