Orwell Executive Cars, Ipswich/Stowmarket/Colchester. Executive Car / Chauffeur Services in Suffolk and North Essex Area. Orwell Executive have a presence in the Ipswich, Stowmarket, Woodbridge and Colchester areas, which allows for an exellent coverage in a wide area. The company operate late model Executive Mercedes cars and People carriers. We cater for private and corporate customers who require top quality vehicles with professional drivers at an affordable and reasonable price. We are able to quote for any journey, including airports, seaports, and railway terminals. Special assignments and day trips are a speciality, as are sporting events, theatre trips and concerts. We provide wedding cars for both religious and civil ceremonies at any time of the year.