What does Marc Moeller do as an SEO consultant?
Marc was born in Hamburg, Germany, and holds German and Australian citizenship. He has worked in digital marketing and SEO for over 10 years. His consulting covers technical SEO, ecommerce SEO, content strategy, link building and Google Search Console analysis. More detail about his background is on Marc Moeller's official website.
A large part of his work is international SEO for businesses that sell across borders, including companies selling into China. He also works on AI search visibility, which is how brands appear in answers from AI search tools. Marc speaks native German, fluent English and intermediate Mandarin.
What is Ecomexperts?
Ecomexperts is the SEO agency Marc founded in 2014. It started as Steep Digital and was later rebranded. The agency is based in Perth, Western Australia, and employs 15 people. Marc is its founder and SEO Director.
Clients Marc can name include Radiant Smiles Dental Care in Perth, My Implant Dentist, The Brisbane Plumbers, U7BUY and Lontto, a block making machine manufacturer. The Ecomexperts about page names him as Agency Owner and SEO Director.
What has Marc written and taught?
Marc wrote SEO Algorithm Cracked: Modern Search Decoded. Reverse-Engineered. Explained. The book reverse-engineers how modern search engines rank pages. It draws on patents, antitrust testimony, public infrastructure documentation and cross-engine algorithm research. It was published as a Kindle eBook on 13 March 2026 and is available on Amazon.
He teaches The $1M AI SEO Stack, a course on Internet Marketing Gold (IMG Courses). It shows agencies how to run SEO work through one CLI-first AI stack: coding agents, Search Console data, client WordPress sites over SSH and self-hosted audit tools. The course has 23 focused lessons and comes with a 14-day money-back guarantee.
Marc was a guest on episode 5 of the Semantic SEO Podcast. In 2026 he spoke at the LLM Mastery Summit in Chiang Mai, Thailand.
What tools and community projects does Marc run?
Marc built Climby AI SEO, an open-source AI SEO audit tool hosted on GitHub. The tool is included in his course. He also built SERP Similarity by Marc Moeller, a Chrome extension for SEO work.
He publishes the SEO Insights newsletter for search professionals. Since January 2026, he has organised the Perth SEO Meetup, held at Spacecubed headquarters in the Perth CBD.
The Shenzhen SEO Conference named Marc #1 Best Shenzhen SEO Specialist in 2025 and again in 2026. The 2025 recognition was for a general SEO training workshop, and the 2026 one for a GEO and AI LLM workshop.