Prior to joining Plimsoll, Seb spent 18 years at the BBC as a highly successful Series Producer working both in Production and Commissioning. He’s worked on some of the BBC’s most popular brands: Louis Theroux, Child of Our Time, SAS: Are You Tough Enough? Holiday, The RHS Chelsea Flower Show to name a few. His move to Wildlife filmmaking came via a lengthy stint commissioning Natural History for The One Show. An accomplished storyteller and team leader, Seb is passionate about bringing factual content to a broad audience.

Seb’s recent credits include the Emmy-nominated Mamas for Roku; ITV’s award-winning A Year on Planet Earth and the forthcoming Force of Nature. 

Grant Mansfield

CEO & Founder

Jonathan Jackson

Chief Operating Officer & Chief Financial Officer

Karen Plumb

Head of Factual Entertainment

Andrea Jackson

Creative Director, Factual Entertainment

Alan Eyres

Head of Plimsoll USA

James Smith

Head of Adventure & Live

Lucy Bilson

Head of Production

Dr Martha Holmes

Non-executive Director

Mark Brownlow

Head of Natural History

Alex Ranken

Creative Director, Natural History & Head of Immersive

Bill Markham

Series Producer

Nathan Small

Series Director

Abbi Watts

Production Executive

Lucy Muldoon

Production Executive

Ged Mansfield

Creative Director, Development & Head of Digital

Becky Morrison

Head of Development

Lucinda Rushton

Manager, Executive Office

Lilymay Rice

Talent Manager

Alex McPugh

Head of Operations
Clients