Best SEO Company in Vietnam: Latest Shortlist for Businesses

The best SEO company in Vietnam depends on your market and the stage of your website. Budget, internal resources, and growth goals also matter. Some agencies are strongest in technical SEO and content. Others connect SEO with paid media and web development. Local search, AI search, and regional digital marketing may also sit inside the same offer. Use this shortlist to narrow the options before you build a deeper SEO company Vietnam selection framework.

How was this shortlist built?

This shortlist is a practical comparison, not an absolute ranking. It is based on public service pages and third-party directory profiles checked in May 2026. The review also looks at visible SEO positioning and review signals, then maps each agency to likely business-fit use cases.

Google notes that hiring an SEO is a major decision. The right partner can improve a site and save time, while irresponsible SEO can damage a site’s reputation. That is why businesses should review both the upside and the risk before signing with any SEO provider.

For this comparison, the main criteria are:

• SEO service focus
• Technical and content capability
• Local or international market experience
• Third-party review signals
• Pricing and project-fit indicators
• Ability to support business outcomes, not only rankings

Quick comparison of SEO companies in Vietnam

SEO company	Strong fit for	Main service angle
On Digitals	B2B, international, integrated digital growth	SEO, PPC, web design, content, ROI-focused execution
SEONGON	Google-focused SEO and digital marketing	SEO, Google Ads, Digital Branding, training
TopOnSeek	SEO, AIO, AEO, GEO visibility	Search performance, AI visibility, SEO campaigns
GTV SEO	SEO-heavy growth and AI SEO	SEO tổng thể, AI SEO, SEO consulting, SEO web design
MONA Media	Businesses wanting SEO plus website ecosystem	SEO tổng thể, keyword SEO, Google Maps, web solutions
Prodima	Transparent packages and white-hat SEO	SEO audit, local SEO, ecommerce SEO, link building
Saigon Digital	Web, SEO, AI-driven digital experiences	SEO, web development, AI search, digital marketing
Leading.vn	Local/global SEO and digital marketing	SEO, ecommerce SEO, paid ads, content, ORM

SEO companies in Vietnam to consider in 2026

1. On Digitals

On Digitals is a strong fit for businesses that need SEO to work with wider digital marketing execution. That matters when organic search has to support PPC and web design in the same growth plan. Content and conversion goals need to stay connected too.

Its SEO service page describes SEO as a continuous optimization process that improves organic ranking potential while balancing user preferences and search engine algorithms.

Logo of On Digitals Agency

The agency positions its SEO work around updated insights and customized strategy. White-hat tactics and user search intent are also part of the approach. Its standard process starts with research into the business and audience. It also reviews the industry and website conditions.

On third-party directory Clutch, On Digitals is listed in Ho Chi Minh City with 40% search engine optimization service focus. At the time checked, the profile showed 32 reviews and a 5.0 rating. Project highlights mention SEO strategy work and on-page or off-page optimization. Metadata and keyword research also appear in the profile.

Best fit: B2B companies and regional brands that want SEO to connect with digital strategy, website performance, paid media, and reporting.

2. SEONGON

SEONGON is suitable for businesses looking for a Google-focused digital marketing agency. Its website describes SEONGON as a Google Marketing Agency since 2012. The service mix covers SEO, Google Ads, Digital Branding, and training.

For SEO, SEONGON highlights search demand and user behavior research. Quality content and on-page optimization also sit inside its approach. User experience and keyword strategy support the same SEO direction.

SEONGON Agency Logo

On Clutch, SEONGON is listed with 70% search engine optimization service focus. At the time checked, the profile showed 50–249 employees and a $25–$49 hourly rate range. The profile describes on-page and off-page SEO. It also mentions content creation, backlink building, and website audit activities.

Best fit: Companies that want a structured Google ecosystem partner for SEO and Google Ads, with content and training support.

3. TopOnSeek (TOS)

TOS, also known as TopOnSeek, is a search-focused option for businesses interested in SEO performance. It also speaks to newer visibility layers such as AI visibility, AIO, AEO, and GEO. Its official service page presents SEO as a sustainable total SEO solution. Gemini SEO, ChatGPT SEO, and AI visibility topics also appear in its service ecosystem.

Top On Seek Agency Logo

GoodFirms lists TopOnSeek as established in 2016 with 50-249 employees. Its profile focuses on organic traffic growth and conversion-rate optimization. Comprehensive SEO solutions are part of the same positioning.

This makes TOS relevant for businesses that want to look beyond traditional keyword ranking and explore how SEO connects with AI-driven search surfaces. Companies should still review case studies and scope before making a decision. KPIs, content quality, and technical implementation also need a close look.

Best fit: Businesses that want search performance with a stronger AIO, AEO, GEO, or AI visibility angle.

4. GTV SEO

GTV SEO is a strong SEO-specialist option for businesses that want a dedicated SEO and inbound marketing partner. Its official website describes total SEO and AI SEO services in Ho Chi Minh City and Hanoi. It also lists SEO-standard website design and SEO strategy consulting.

GTV SEO Agency Logo

GTV also states that it has developed six digital marketing solutions based on more than 500 projects and 10 years of research and practical experience.

On Clutch, GTV SEO is listed with 80% search engine optimization service focus and 20% content marketing. That makes it one of the more SEO-concentrated providers in this comparison.

Best fit: Businesses that want a highly SEO-focused agency for total SEO, content marketing, and strategic SEO consulting.

5. MONA Media

MONA Media is suitable for companies that want SEO connected with website and digital infrastructure. Business growth solutions are also part of its positioning. Its SEO service page positions SEO as a system for bringing real customers to the business rather than ranking a small set of keywords.

Mona Media Agency Logo

MONA’s SEO page separates total SEO from keyword SEO. It describes total SEO as work that covers the customer search journey and optimizes the full website. In practice, that includes content, technical elements, UX/UI, and structure. It also lists SEO từ khóa and Google Maps SEO as separate service options.

This positioning makes MONA relevant for Vietnamese businesses that need SEO and website support under one provider. It may also fit teams looking for hosting, software, or broader digital operations. The setup is especially practical when website and SEO execution should stay with the same team.

Best fit: Vietnamese SMEs and service businesses that need SEO plus website-related implementation.

6. Prodima

Prodima is a good option for companies that want visible SEO packages and white-hat positioning. Its service page also breaks SEO into specific modules, which makes the scope easier to compare. Those modules include SEO audit, local SEO, mobile SEO, ecommerce SEO, video SEO, and WooCommerce SEO.

The page also lists SEO copywriting, link building, online reputation management, web development, and paid media services.

The agency also publishes Starter, Business, and Enterprise package examples. These examples show monthly pricing and keyword targets. They also list blog volume and backlink volume. Dedicated team support, monitoring, and reporting are included as scope signals.

Prodima Agency Logo

Prodima’s page highlights custom SEO strategy and competitor benchmarking. Keyword research and technical on-page SEO are also part of the offer. It also mentions outreach and off-page link earning.

Content writing, account management, and digital reports round out the service description. The positioning emphasizes white-hat rules and high-quality content.

Best fit: Companies that want transparent SEO scopes, package comparison, local SEO, ecommerce SEO, or audit-first support.

7. Saigon Digital

Saigon Digital is relevant for businesses that want SEO connected with web development and digital experience. AI-powered marketing is also part of its positioning. Its website frames the agency around strategy, creativity, data, web, and SEO. Automation and digital experiences are also part of the message.

Saigon Digitals Agency Logo

Its service section states that Saigon Digital supports high-performance websites and SEO. Automation and AI solutions are also part of the offer. The SEO section focuses on making search engines perform for business. In practical terms, the work should support leads and traffic, then connect those results to measurable outcomes.

On Clutch, Saigon Digital is listed in Ho Chi Minh. The profile covers ecommerce development, web development, and branding. It also includes content writing, email marketing, PPC, social media marketing, and SEO. Clutch also notes a client review mentioning increased website traffic and optimized user experience.

Best fit: Companies that need SEO connected with website rebuilds, UX, ecommerce platforms, and AI-driven digital infrastructure.

8. Leading.vn

Leading.vn is a digital marketing provider with a broad service menu. The offer spans SEO and ecommerce SEO. Paid advertising, content, and online reputation management sit in the wider service mix.

Its website lists SEO service, local SEO, global SEO, mobile SEO, enterprise SEO, and video SEO. Ecommerce-related services include Shopify SEO, WooCommerce SEO, Magento SEO, and link building.

The agency also presents a wider digital marketing mix. That mix includes major paid media channels such as Google Ads, Facebook Ads, Instagram Ads, and LinkedIn Ads. TikTok Ads and Zalo Ads are also listed. It also covers content marketing and SEO copywriting, along with blog writing, reputation management, and SEO audit tools.

This makes Leading.vn more suitable for businesses that want SEO inside a wider acquisition structure, rather than a standalone technical SEO project.

Best fit: Companies looking for SEO and paid ads, with ecommerce SEO and content under one digital marketing structure.

How to choose from this shortlist?

The best SEO company in Vietnam for your business is the one that fits your actual constraints. A small local service company does not need the same SEO scope as an ecommerce brand. A B2B manufacturer or international market-entry project will need another setup again.

Use this decision path:

• Need integrated SEO, PPC, web, and reporting: Shortlist On Digitals, Saigon Digital, Leading.vn, or MONA Media.
• Need a Google-focused SEO and ads partner: Shortlist SEONGON.
• Need SEO-heavy execution or SEO consulting: Shortlist GTV SEO, TOS, or Prodima.
• Need AI search, AEO, or GEO visibility: Review TOS, GTV SEO, Saigon Digital, and On Digitals.
• Need transparent package pricing: Review Prodima and compare deliverables carefully.

Before signing, ask each agency for a sample audit and keyword map. A content brief and reporting format should also be clear before the project starts. The same goes for the technical SEO checklist and timeline.

Google’s own guidance emphasizes researching SEOs carefully because the wrong partner can create risk, not only opportunity.

Best SEO company in Vietnam by business need

Business need	Recommended shortlist
B2B SEO & regional growth	On Digitals, SEONGON, TOS
Ecommerce SEO	Prodima, MONA Media, Leading.vn, Saigon Digital
Technical SEO & website support	On Digitals, Saigon Digital, Prodima, MONA Media
AI visibility & future search	TOS, GTV SEO, Saigon Digital, On Digitals
Local Vietnamese market SEO	SEONGON, GTV SEO, MONA Media, Leading.vn
SEO plus paid media	On Digitals, SEONGON, Prodima, Leading.vn

Frequently Asked Questions (FAQs)

What is the best SEO company in Vietnam?

There is no single best SEO company in Vietnam for every business. The right choice depends on your industry and website condition. Budget, target market, internal team, and expected outcomes also shape the decision. Use a shortlist, compare proposals, and request examples. The agency should be able to explain strategy and execution clearly. Reporting and risk should be just as easy to understand.

Should I choose an SEO specialist or a full-service digital agency?

Choose an SEO specialist if your main need is technical SEO or content structure. Keyword mapping and organic growth planning usually fit that scope too. Choose a full-service digital agency if SEO must connect with paid ads and website development. Analytics, CRO, social media, or CRM may also need to sit in the same plan. Many B2B companies benefit from a hybrid approach.

How do I compare SEO companies fairly?

Compare agencies by scope and process first. Then look at the team and tools. Reporting, case studies, communication, and implementation responsibility should also be clear. Do not compare only by monthly fee. A lower-cost package may exclude technical SEO and content production. Backlinks, developer coordination, or conversion tracking may sit outside the quoted scope.

Is a “guaranteed ranking” SEO offer safe?

A guaranteed ranking offer should be reviewed carefully. SEO depends on competition and website quality. Technical implementation and content relevance also affect the outcome. Algorithm changes and authority signals can shift the timeline. A reliable agency can forecast and prioritize work, then report progress with clear limits and risks.

Key Takeaways

Use this article as a shortlist page, not a final hiring decision. The companies above have different strengths. Some focus on SEO execution. Others lean into integrated digital marketing, AI visibility, ecommerce SEO, or web development support.

For businesses that want SEO connected with market research and content optimization, On Digitals can help build a practical search roadmap. Technical SEO and paid media can be tied into the same plan when needed. The goal is to connect website performance with measurable growth in Vietnam or regional markets.