Top 10 SEO Companies in Australia

Ranking on Google isn’t optional anymore—it’s essential. But with every business chasing the top spot, doing SEO right takes more than a few keywords and backlinks. That’s where professional help comes in.

If you’re looking for the best SEO company to improve your visibility, drive organic traffic, and generate leads consistently, this guide is for you. We’ve researched and ranked the top SEO agencies in Australia based on performance, credibility, and real client results.

Here are 10 SEO companies worth your attention in 2025.

1. Xtreme Ads - Best Seo Agency

Location: Australia + Global
Services: SEO, technical SEO audits, content marketing, link building, local SEO, ecommerce SEO

Xtreme Ads stands out as a performance-driven SEO agency that delivers measurable results. Whether you’re a local business or an ecommerce brand, they use data, strategy, and real content to help you outrank your competitors.

Why choose Xtreme Ads:

  • In-depth SEO audits and on-page optimization

  • High-authority backlink strategies

  • Transparent reporting and clear ROI

  • Fast, responsive support

Explore their SEO services


2. StudioHawk

Location: Melbourne
Services: SEO-only agency, technical SEO, local SEO, SEO training

StudioHawk is one of Australia’s few specialist SEO agencies, meaning they don’t dilute their focus with other marketing services. They’re ideal if you want a partner that lives and breathes search.


3. Clearwater Agency

Location: Melbourne
Services: SEO, Google Ads, CRO, content

Clearwater takes a full-funnel approach, combining organic search with conversion optimization. Their SEO campaigns are detailed, and they offer custom plans for businesses of all sizes.


4. Digital Next

Location: Melbourne
Services: SEO, PPC, content marketing, website development

With over a decade of experience, Digital Next offers a hands-on, tailored SEO service that includes everything from keyword strategy to content planning and off-page SEO.


5. Online Marketing Gurus (OMG)

Location: Sydney
Services: SEO, paid media, analytics, social

OMG is one of the biggest names in the Australian digital marketing scene. Their SEO strategies are data-backed and have helped businesses across ecommerce, B2B, and service industries scale their organic reach.


6. SEO Shark

Location: Sydney
Services: SEO, web design, Google Ads

SEO Shark offers affordable SEO packages with a focus on small to mid-sized businesses. They're known for their transparent approach and solid support.


7. WebFX

Location: Serves Australia remotely
Services: SEO, content, technical optimization

WebFX is a global SEO firm that also caters to Australian clients. With strong case studies and scalable strategies, they’re a good option for businesses that want international-level execution.


8. Impressive Digital

Location: Melbourne
Services: SEO, PPC, social media, email automation

Impressive Digital offers creative, content-focused SEO strategies that are great for brands looking to grow both traffic and authority. They serve a range of industries, including health, fashion, and finance.


9. Dilate Digital

Location: Perth
Services: SEO, Google Ads, web design

Dilate is one of the top SEO companies in Western Australia, known for its personal approach and strong local SEO performance. Ideal for businesses targeting regional or city-specific growth.


10. King Kong

Location: Melbourne
Services: SEO, funnel building, performance marketing

Known for aggressive growth tactics, King Kong has helped many Australian businesses scale fast. Their SEO approach is bold, conversion-focused, and built to move the needle.


Final Thoughts

Choosing the right SEO service agency is about more than rankings. It’s about finding a long-term partner who understands your goals, communicates clearly, and delivers consistent results.

Each of the top SEO agencies listed above has a strong track record—but if you want full transparency, responsive support, and scalable SEO strategies that actually work, Xtreme Ads is a great place to start.

Ready to take your website to the top of Google? 

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