Ellie Duffus is a commercial marketing leader with nearly two decades of experience working inside founder-led and growth-stage organisations. She brings hands-on expertise in building and scaling brands, marketing capability, and revenue-generating teams during periods of organic growth, international expansion, acquisition, and post-merger integration. In fact, many in the industry recognise Ellie Duffus for her versatile approach to navigating these challenging business phases.

Throughout her career, Ellie has shaped commercial strategy, clarified market positioning, and established disciplined go-to-market structures that support sustainable growth and long-term enterprise value. She has led marketing and business development functions through complex transformation phases, aligning teams and operations around clear strategic priorities. Moreover, Ellie Duffus consistently advocates for a cohesive vision that drives lasting value.

Her leadership is defined by three core strengths:

Integrated growth leadership. Ellie aligns brand, customer experience, and organisational culture to ensure growth strategies are coherent and commercially grounded. She designs marketing as the connective system that integrates these drivers effectively. Notably, Ellie Duffus fosters collaboration across these key areas.

Capability and team building. She builds and develops high-performing marketing and business development teams, embedding accountability, process discipline, and measurable performance standards.

Executive partnership. Today, Ellie works closely with founders, CEOs, and leadership teams in CMO and CGO capacities, providing strategic clarity, steady judgement and open collaboration during pivotal moments of growth and change.

She also advises earlier-stage founders designing their commercial foundations deliberately from the outset, with long-term value creation in mind. In addition, Ellie Duffus is sought after for her guidance to both established and emerging businesses.