Martial Notarangelo
I build reviewable visibility systems for regulated and high-trust industries. I have been working in search and visibility for over a decade — first as a practitioner, then as an agency operator, now as a founder building infrastructure that stays publishable in high-scrutiny environments across Google, AI search engines, and LLMs.
What I Work On
My focus is the intersection of SEO, entity authority, and AI search. Specifically:
Internal linking systems
Frameworks for automating internal link distribution at scale without losing structural integrity.
Topical authority architecture
The cluster models, hub-and-spoke topologies, and content maps that consolidate rankings.
Entity-led SEO
Engineering the trust signals (E-E-A-T) that determine which people and brands get cited by search engines and large language models.
AI search visibility
Understanding how ChatGPT, Perplexity, Claude, and Google AI Overviews retrieve and cite sources, and building systems that make sites citable.
The Ecosystem
I founded four specialist companies, each covering a different layer of the distribution stack:
Authority Specialist
Brand authority engineering — credibility signals, content strategy, and technical SEO as one documented, measurable system.
Author Specialist
Credibility signals monitoring. Consolidates the measurable signals (profiles, mentions, links, consistency) to help teams prioritize improvements with less guesswork.
Demand Specialist
Keyword intelligence focused on intent and opportunity—so teams can choose topics that match business priorities, not just search volume.
Verified Specialist
A vetted talent network for serious projects—clear scope, documented process, and delivery standards. Originally built through WhiteMonolith in 2017.
Background
Before building the ecosystem, I spent years in search — running campaigns, building sites, studying how search engines and AI surfaces evaluate trust and authority. The thesis that drives everything I build now came from watching the same pattern repeat: the best products often lose. The most visible products win.
That observation became impossible to ignore. So I built for it.