Pony Express has been established since the 90's and has enjoyed a very rapid and aggressive growth over the years. It has been part of the Pony Express' mission statement to Pony Express has been established since the 90's and has enjoyed a very rapid and aggressive growth over the years. It has been part of the Pony Express' mission statement to exceed year on year, and the company can happily report all targets have been met. exceed year on year, and the company can happily report all targets have been met. Pony Express Couriers in Swindon are the number 1 choice for courier and delivery services in Wiltshire.