TOS (TopOnSeek) was established in 2016 with the Mission of providing the most comprehensive SEO enterprises, which not only increase Organic Traffic but also optimize Conversion Rates to bring a stable revenue source.
TOS is the first authorized dealer for SEMrush in Vietnam. We carry the mission to bring one of the most advanced digital marketing tools in the World to expert marketers in Vietnam.
Every review is verified through Goodfirms before it's published.
5.02 Verified Reviews
Quality5.0
Schedule & Timing5.0
Communication5.0
Overall5.0
★
Review Summary
Summarized from 2 verified reviews · Updated August 2026
TopOnSeek is an SEO agency in Vietnam that clients describe as professional and data-driven, delivering measurable results. The company maintains current knowledge of industry trends including AI and AI-optimized search techniques. Clients note strong technical expertise in SEO strategy with a focus on sustainable growth outcomes.
✦ AI-generated summary. May not reflect every review.
“Professional, data-driven SEO partner delivering measurable and sustainable growth.”
Overall rating5.0
Quality5.0
Communication5.0
Schedule & Timing5.0
Digital MarketingSEOPPCContent MarketingSEMConversion Rate Optimization
Overall, the experience working with TopOnSeek was very positive. Their team not only improved organic traffic and keyword rankings but also did a great job optimizing content for AI-driven search, helping the brand gain better visibility in AI-generated results. The results felt sustainable and aligned with real business goals, not just short-term SEO wins.
Thảo Vũ, Leader marketingVerified Review
Posted on Mar 25, 2026
“Best SEO agency in Vietnam I've worked with”
Overall rating5.0
Quality5.0
Communication5.0
Schedule & Timing5.0
Web DevelopmentDigital MarketingSEOPPCContent MarketingSEMConversion Rate Optimization
Working with Top On Seek has been a highly positive experience. They are a professional and reliable SEO agency that consistently delivers well-optimized strategies tailored to business goals.
What really stands out is their ability to stay ahead of the curve. The team not only excels in traditional SEO but also actively adapts to emerging trends such as AI-driven search, AIO, and AEO. This forward-thinking mindset gives us strong confidence in their long-term strategy.
Their workflow is structured, transparent, and highly results-oriented. From technical SEO to content optimization, everything is handled with great attention to detail. Communication is always smooth, and the team is responsive and supportive throughout the process.
Overall, Top On Seek is a trustworthy partner for any company looking to build sustainable growth through modern SEO strategies.
Focus
Service Focus of TopOnSeek
How the team's effort is distributed across services.
Industries Focus
Client Focus
Small Business15%
Medium Business35%
Large Business50%
Selected Work
Client Portfolio of TopOnSeek
Where their work concentrates - by industry, budget, and timeline.