04:35PM, Monday 13 October 2014
The winner of the competition was pianist Dominic Begavino, 19, who received an engraved glass trophy.
Second place went to euphonium player Christopher Brewster.
Both will play a concerto with the WMSO orchestra at next season's concerts.
Jackie Baines, vice-chairman of WMSO, said: "The standard was as always extraordinarily high and there was a good variety of instruments."
The event was sponsored by the Louis Baylis (Maidenhead Advertiser) Charitable Trust, which owns the Advertiser.