Gcd Exhibitions, A Trusted Gold Coast Based Family Business Specialising In The Design And Construction Of Custom Built Exhibition And Display Stands, Joinery Works And Signage, For Clients Who Want To “Stand Out From The Crowd” And Have Their Visions And Concepts For Promoting Their Products, Brands And Services Come To Life. Jan & The Late Barrie Billett Founded Gcd Circa 1978, After Identifying This As A Field Requiring The Special Skills They Could Provide.