Better sellers need a better system.

GCCOS is a commercial engineering framework designed to identify and remove the friction that slows client decisions, weakens execution and makes revenue performance dependent on individual heroics.

Rather than teaching people how to sell, we build organisations that know how to win - and win the right deals.

About GCCOS.org

At GCCOS.org, we believe revenue achievement should be more systematic, repeatable and achievable than it often is. The Golden Circle Commercial Operating System was born from decades of experience leading direct sales teams, acquiring and developing high-performing talent, coaching sales leaders, and shaping strategic deals - alongside a recurring frustration: too many organisations rely on individual heroics rather than a coherent commercial system. Today, we help sales leaders strengthen their own capability, develop their people and remove the frictions that stand between strong opportunities and sustained revenue performance. Because better selling is not simply about doing more - it is about creating the conditions for better conversations, better decisions and better commercial outcomes.

Full team, background and engagement-model content is being prepared and will be published here. In the meantime, the fastest way to understand how we work is to run a friction audit or book a debrief.

The GCCOS is a collaboration between Deal Mechanics Pty Ltd (the Mechanics Advisory), Fibonacci 4181 Pte Ltd and I-Tel International.

Dean Kelly

The Deal Mechanic

Thirty years in the engine room of complex B2B sales across telco, finance, retail, transport and government across the globe including Asia-Pacific, India, Europe and North America. Dean founded Deal Mechanics after seeing capable teams lose winnable deals to indecision.

"The best sales leaders don't need more motivation. They need a structured, honest review of their pipeline - and the discipline to act on it."