They founded the company Warhammer Historical with a number of colleagues from Games Workshop, collaborated on the first four books of Warhammer Historical with Jervis Johnson and Rick Priestley, and have said that they "try and fit in a historical game when ever we can." Their own company, Perry Miniatures, currently produces 12 ranges on different historical themes: Samurai, American War of Independence, Agincourt to Orleans, Border Reivers, English Civil War, Napoleonic Wars, The Crusades, etc. In all, their miniatures are covered by hundreds of commercial rulesets. They have also sculpted a range of 54mm World War I ANZACs for the Gallipoli Campaign for Peter Jackson's private collection.