SEO.co Review: A Premium Link Building & SEO Agency That Delivers Results

SEO.co is a premium SEO, link building, and content marketing agency founded in 2008. Specializing in high-quality backlinks and organic growth strategies, the company has worked with some of the world’s top online brands across various industries. Their services focus on improving search rankings, increasing organic traffic, and refining overall SEO strategy through expert-driven tactics.

Pros & Cons of SEO.co

Based on real customer feedback, here’s an in-depth breakdown of what makes SEO.co stand out—and where they could improve.

✅ Pros: Measurable Growth & Expertise

1. Proven Results in Organic Rankings

Clients report consistent growth in search rankings, with many achieving top-10 positions for multiple keywords in a short timeframe. One reviewer noted:

"Since starting, we have seen consistent growth with our organic rank, making it into the top ten for 12+ keywords in a relatively short period of time."

Additionally, overall site traffic steadily increased as clients continued working with SEO.co, proving the long-term effectiveness of their strategies.

2. High-Quality Link Building & Content

SEO.co doesn’t just build links—they ensure editorial quality and relevance. Clients receive drafts for review before publication, with revisions made as needed:

"Articles were sent to me to review, and edits were made before being published. They made any edits I requested and always sought out my approval before moving forward."

This transparent, client-first approach ensures that backlinks come from authoritative, well-matched sites—a critical factor in SEO success.

3. Excellent Communication & Project Management

Clients praised SEO.co’s responsiveness and professionalism, with most interactions happening via email and scheduled calls. One client highlighted:

"They are always on-time with their deliverables and readily available if I have any questions or concerns."

Another appreciated their transparency and proactive updates:

"Their over-the-top communication & transparency made everything go extremely smoothly."

❌ Cons: Limited Areas for Improvement

Interestingly, most clients had no major complaints. The only minor note was that communication primarily happens via email, which some might prefer to supplement with more frequent calls or project management tools (e.g., Slack, Trello). However, this wasn’t a dealbreaker—just a potential enhancement.

One reviewer summed it up:

"They are consistently delivering what we are paying for and expect. We haven’t had any complaints to this point."

Final Verdict: Is SEO.co Worth It?

Strengths:

✔ Delivers measurable SEO improvements (higher rankings, increased traffic)
✔ High-quality, client-approved link building
✔ Reliable, transparent communication
✔ Professional and expert-driven strategies

Weaknesses:

✖ Communication could be more varied (e.g., additional collaboration tools)

Who Should Use SEO.co?

✅ Businesses serious about long-term SEO growth
✅ Brands needing high-authority backlinks
✅ Companies that value transparency and collaboration

Final Rating: ⭐⭐⭐⭐⭐ (5/5)

SEO.co exceeds expectations in delivering real, trackable SEO results while maintaining exceptional client service. If you’re looking for a premium, results-driven SEO agency, they’re a top-tier choice.