The Greenhous Group are one of the biggest suppliers of vehicles in the country, and they became the club's main sponsor in 2010, but the association with the club stretches back over a long period of time.
Following an extension of the partnership in 2013, the sponsorship has now been extended to run until June 30, 2017. Financial terms of the agreement remain confidential.
On the news, Shrews Chief Executive Matt Williams said, "We are delighted to have reached an agreement with Greenhous to extend their relationship with the club.
"Their support and sponsorship is vital and goes beyond sponsoring the stadium and playing kit. They regularly support events at the club and have an active interest in enhancing the clubs Community project.
"We are looking forward to developing our partnership over the course of this season and next."
Greenhous welcomed the news: “We are delighted to extend our sponsorship as stadium and shirts sponsors of Shrewsbury Town Football Club, the only Football League club in Shropshire. The Greenhous Meadow is a stadium that is the envy of many clubs in the League.
“We wish to see Shrewsbury Town FC continue to flourish and provide its supporters with reasons to be optimistic about the future of the club in terms of the football on the pitch and links with the wider community.”