Apart from providing support and counseling to anxiety sufferers, Charles also works in private practice directly helping a variety of people with anxiety disorders. Charles receives referrals from psychologists, doctors, psychiatrists, health authorities, insurance companies and other organizations from around the world and his events are visited and used by people from every corner of the globe. Charles is also a regular contributor to printed publications such as Natural Health, Women, Women's Own, Pick Me Up, About.com, Top Santé, OK magazine and anxiety disorder websites, newspapers and magazines. Charles contributes to radio stations around the world, including BBC radio and he is also chairman of the International Association of Anxiety Management. Charles has also recently shot his own TV series which is currently airing on international TV channels and acts as an adviser to many TV channels. Charles is also a contributing expert on TV series including high profile series such as Gok's Teens in which he cures 15 year old Kyle of his anxiety disorder for Gok Wan.
Charles is currently CEO and Director of The Linden Centers which he founded in 2001 to provide support to his growing client base. To date over 154,181 people in 172 countries across six continents have used The Linden Method to permanently eliminate their anxiety.