New York's Park Pictures has picked up director Ringan Ledwidge for U.S. representation. In London, Ledwidge has been working out of Small Family Business -- a company he formed with producer Sally Humphries -- since last year's collapse of his longtime production company Harry Nash. As part of the deal, Small Family Business will represent Park's roster in the U.K. ... Broadcast designer/director Bob English -- formerly of Lee Hunt Associates and Razorfish -- has signed with bicoastal creative services company Sideshow for exclusive representation. ... Keith Ehrlich, formerly an in-house rep for bicoastal production company Cohn + Company, has joined New York's Eric Kaye Music as a producer. ... Freelancer Andrew Hoeveler has joined L.A.'s 3 Ring Circus as an in-house designer. ... Wei Louie, formerly of Super-Fi and Edgeworx, has joined New York's Spontaneous as a junior 3D animator.