Although these suppliers don't match your search for Riverside venues in Wiltshire, they are within approximately 40 miles and could still be of interest.
Venues, Riverside venues, Gloucester, Gloucestershire
Elmore Court, an unusual Country House like no other.
With over 700 years of family history it is yet wildly young at heart, sustainably run, consistently rated 5 stars and entirely surrounded by stunning countryside set in a bend of the River Severn. (Riverside venues in Wiltshire)
Venues, Riverside venues, Hayling Island, Hampshire
Approached via a unique causeway entrance, Hayling Island Sailing Club sits on a peninsula of golden sand at the entrance to Chichester Harbour. The clubhouse, dining room, bars and balconies offer unrivalled views over the harbour and South Downs. Along with its very own private sandy beach, the club offers a memorable backdrop for the most important day of your life. (Riverside venues in Wiltshire)