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Top Search Engine Marketing Services in Seoul

Ratings Updated: April 21, 2025

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8 Companies

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2 Leaders 6 Contenders

8 Companies

Country: South Korea

City: Seoul

List of the Top Seoul SEM Service Providers

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SmartSites

4.9 292 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 dynamic SEO agency renowned for enhancing digital visibility through comprehensive services including Organic Search Optimization and Website SEO Services. With positive feedback from all reviewers, 100% noted their exceptional project management and timely delivery, while many praised their ability to significantly improve website ranking and online visibility. Additionally, 65% highlighted their effective communication and personal touch in service delivery.

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96 of 108 Search Engine Optimization reviews are 5 stars

13 new reviews for Search Engine Optimization in past 6 months

$50,000 – $199,999 avg. project cost

Search Engine Optimization PROJECT HIGHLIGHT

SEO & Web Dev for Hospitality & Architectural Design Firm

5.0 — SmartSites provides SEO and web development services for a hospitality and architectural design firm. The team is also responsible for competitor research, keyword strategy, and technical auditing. Read more

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23 of 24 reviews are 5 stars

13 new reviews for Search Engine Optimization services

$10,000 – $49,000 avg. project cost

Reviewed 24 times in the past 6 months

In the past six months, client feedback for SmartSites highlights exceptional service and effective project management. Clients praised the team's expertise in SEO and digital marketing, noting significant improvements in traffic and lead generation. For example, one client reported a return on ad spend (ROAS) increase from 2-3x to 5-6x. Communication was consistently described as prompt and clear, with project managers being highly regarded for their dedication and responsiveness. Overall sentiment is overwhelmingly positive, with many clients expressing satisfaction and recommending SmartSites.

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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.

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Build a foundation of growth with 💡 SEO services

We generate millions of visitors and sales monthly through organic search. Read what businesses like you have said in our over 1,000 5 star reviews online. Call ☎️ 201-870-6000 for a free consultation.

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AJ Marketing

5.0 31 reviews

Look for Verified Providers

Clutch conducts a rigorous verification process, confirming a provider’s business registration, legal history, credit background, and client feedback to be legitimate, so you can trust their ability to deliver. Learn More

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 Search Optimization and Online Visibility initiatives. Clients frequently commend the agency for its strategic thinking and effective execution, with 100% of reviewers highlighting their exemplary project management and campaign results. AJ Marketing is particularly valued for enhancing digital visibility across various platforms, reaching vast audiences, and delivering on client objectives efficiently and innovatively.

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Reviews mention High-quality work

AJ Marketing consistently receives high praise for delivering high-quality work across various projects. Clients commend their strategic thinking and effective execution, noting significant measurable outcomes, such as increased brand awareness and engagement. For instance, one client highlighted that the influencer campaign resulted in over 15 million reach, while another reported a conversion rate of 8%. Overall, the sentiment reflects satisfaction and strong recommendations for their seamless collaboration and impactful marketing strategies.

SMM for Tech Company

5.0 Jun 19, 2023

Working with AJ Marketing was very seamless and effective. Great quality and scheduling was great.

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Display Ads Campaign for Online-Based Restaurant

5.0 Jul 1, 2022

They did a great job in developing the campaign. They also ensured that the campaign reaches its objective.

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B2B LinkedIn Advertising for Consulting Firm

5.0 Jun 28, 2022

AJ Marketing delivered great content strategy and campaign management services.

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YouTube Marketing Campaign for Travel Agency

5.0 Jun 27, 2022

They are able to find great deals with amazing influencers. They also came up with great content strategies based on data and audience’s interests.

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Influencer Marketing for Travel Startup

5.0 Mar 15, 2022

The quality and results generated by the influencers was very impressive, and I like that although we started with a campaign to target Singapore market, due to their coverage of most South East Asia countries, we can work with AJ Marketing again in the future as we continue to expand in the region.

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3 of 3 Search Engine Optimization reviews are 5 stars

$10,000 – $49,000 avg. project cost

Search Engine Optimization PROJECT HIGHLIGHT

SEO Campaign for IT Software Company

5.0 — AJ Marketing conducted an SEO campaign for an IT software company. The team conducted a local SEO campaign targeted toward Asia. Read more

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Belarus (1)

Georgia (1)

Hong Kong (1)

India (3)

Indonesia (2)

South Korea (1)

Nigeria (1)

Pakistan (2)

Philippines (3)

Poland (1)

Singapore (1)

United Arab Emirates (1)

United States (3)

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Punch Digital Marketing

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.
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Waterbe Marketing

5.0 13 reviews

$5,000+

$100 - $149 / hr

10 - 49

Seoul, South Korea

Services provided

10% Search Engine Optimization

15% Advertising

15% Social Media Marketing +6 services

10% Content Marketing

10% Digital Strategy

10% Marketing Strategy

10% Mobile & App Marketing

10% Pay Per Click

10% Video Production

Waterbe Marketing is a dynamic SEO agency specializing in enhancing digital visibility through a wide range of services, including SEO, PPC, and influencer marketing on platforms like Naver. Reviewers consistently highlight their expertise in the Korean market, with 100% of the feedback noting their effective project management and excellent communication. Their ability to work in both English and Korean has been particularly praised by clients, making them a preferred choice for companies entering the Korean market.

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Reviews mention Easy to reach

Clients have expressed high satisfaction with Waterbe Marketing's accessibility and communication. One client noted that their project manager was easily reachable via WhatsApp, facilitating swift responses and open discussions about strategy changes. This direct line of communication has been highlighted as a key advantage, contributing to a positive overall sentiment regarding the company's responsiveness and engagement in project management.

SMM, SEO & PPC for Software & Beauty Company

5.0 Feb 24, 2022

One advantage of working with them is that their response is swift. I’m satisfied because I can talk directly to the project manager and chat with her on WhatsApp. In general, communication is an essential part, and they’ve done well with that.

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5 of 5 Search Engine Optimization reviews are 5 stars

$50,000 – $199,999 avg. project cost

Search Engine Optimization PROJECT HIGHLIGHT

SEO & Digital Marketing for Travel Agency

5.0 — Waterbe Marketing provides digital marketing services for a travel agency. They’ve worked on SEO, SEM, and PPC, focusing on advertising campaigns on Naver to attract people and increase website Read more

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South Korea (8)

Singapore (1)

United States (1)

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Inquivix (인퀴빅스)

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.
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Bloomstreet, Inc

Not yet reviewed

$5,000+

$50 - $99 / 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, a SEO services firm, was established in 2014. The team provides Search Engine Optimization and Digital Strategy.
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Yello Digital Marketing

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.
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TK101 Global

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.
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InterAd

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.
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Ability to deliver

Focus

Proven

Market Leaders

Emerging

Niche

Clutch Leaders Matrix

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

1 AJ Marketing

2 Waterbe Marketing

A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size. Learn More

Focus (x-axis)

Focus accounts for a company’s specialization within a certain service.

Ability to Deliver (y-axis)

Ability to Deliver considers three criteria:

Client feedback and reviews
Work experience and previous projects
Market presence and reputation in the industry

List of the Top 2 Seoul SEM Service Providers

AJ Marketing

$5,000+

$25 - $49 / hr

10 - 49

Seoul, South Korea

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

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Waterbe Marketing

$5,000+

$100 - $149 / hr

10 - 49

Seoul, South Korea

Ability to deliver

31.9/40.0

17.2/20 Reviews

10/10 Clients & Experience

4.7/10 Market Presence

Service focus

10% Search Engine Optimization

10% Pay Per Click

80% Other

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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

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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

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Bloomstreet, Inc

$5,000+

$50 - $99 / hr

2 - 9

MAPO-GU, South Korea

Ability to deliver

4.9/40.0

0/20 Reviews

0/10 Clients & Experience

4.9/10 Market Presence

Service focus

30% Search Engine Optimization

10% Pay Per Click

60% Other

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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

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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

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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

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Top Search Engine Marketing Services in Seoul

List of the Top Seoul SEM Service Providers

SEO & Web Dev for Hospitality & Architectural Design Firm

Reviewed 24 times in the past 6 months

SmartSites is very responsive

Build a foundation of growth with 💡 SEO services

Reviews mention High-quality work

SMM for Tech Company

Display Ads Campaign for Online-Based Restaurant

B2B LinkedIn Advertising for Consulting Firm

YouTube Marketing Campaign for Travel Agency

Influencer Marketing for Travel Startup

SEO Campaign for IT Software Company

Reviews mention Easy to reach

SMM, SEO & PPC for Software & Beauty Company

SEO & Digital Marketing for Travel Agency

Get closer to kicking off your next project today

List of the Top 2 Seoul SEM Service Providers

Similar Categories

Related Services

Popular Locations