Appcast opens London office by Louisa Steyl in Insiders, Recruitment 11 Jan 2018 Tom Chevalier and Roy Jacques have opened a London office for Appcast, a programmatic advertising company for recruitment. It's the company's fifth ... This article is only available to AIM Group clients. Please subscribe now or log in to view. Share AppcastRoy JacquesTom Chevalier Louisa Steyl I'm a former Media24 journalist and editor with almost nine years of experience in a community newspaper newsroom. I now write news articles, features, press releases, biographies and SEO content.