The company will be recruiting a replacement but has not yet started the process, according to a spokeswoman.
In a statent UTV praised Wilson as having been "instrumental in the creative-led sell during his nine years service" and highlighted his contribution to the TalkSport sponsorship model and the integration of Sport magazine.
Wilson was previously deputy sales director for TalkSport and .
Adam Bullock, managing director of UTV Pitch, said: "Matt has led by example in his time here. His creativity, passion and hard work has been instrumental in the award winning multi-media team we have created and I wish Matt all the very best for the future."
Wilson said: "I have been part of a wonderful journey with talkSPORT and "Sport" magazine and I have been fortunate to work with some brilliant colleagues, clients, brands and agencies. I thank them all for their support and I am looking forward to taking a short break before finding a new challenge."
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