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Cortium Equestrian

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Meet The Team

Cortium Equestrian

Meet the Cortium Team

Behind Cortium is a team united by experience, dedication, and a shared commitment to refined, welfare-led horsemanship.

Each individual contributes to the estate’s calm rhythm and high standards, ensuring every horse  and every member feels supported, understood, and exceptionally cared for.

Founders

Adrian & Katerina Kirby

Steward's of the Land
Adrian and Katerina lead Cortium with a focus on horses, members, and the estate itself.
 
Adrian’s lifelong involvement in polo, as a player and advocate across the UK, shapes how the estate supports progression, performance, and a natural connection between horse and rider.
Katerina ensures every aspect of the member experience is seamless and considered. From day-to-day routines to bespoke services, her attention to detail, intuition, and understanding of riders’ needs create an environment where enjoyment, well-being, and confidence come effortlessly.
 
Together, they cultivate a calm, welcoming, and highly personal environment; a place where horses thrive, members feel supported, and the estate functions with effortless efficiency. 

The Cortium Team

Richard Passingham

Grounds & Facilities Lead

Richard ensures Cortium’s grounds are in the optimum condition all around the estate, maintaining it with the same care and precision given to our horses. His great hands-on expertise in land and infrastructure supports every operational detail, enabling the estate to function with consistency and calm efficiency. His specialty and favourite aspect are the grass and neat presentation.

Zoe Duffy

Head of Horse Care

Zoe Duffy oversees the day-to-day equestrian operations at Cortium, ensuring the highest standards of horse care, safety, and consistency across the estate.

A BHSII.SM, UKCC Level 3 Accredited Coach, and TAQA Assessor, Zoe brings extensive experience from managing large equestrian venues across the UK. Throughout her career, she has successfully maintained Highly Commended status with the British Horse Society, reflecting a sustained commitment to welfare, professionalism, and operational excellence.