Tamba Momodu, a rapper, was shot dead in the car park of the Bridges Business Park, in Bridge Road, Horsehay on October 13 last year.
He sadly died as a result of his injuries and a murder investigation was launched.
West Mercia Police posted on Twitter: "Today would’ve been Tamba Momodu’s 21st birthday.
"Sadly, Tamba died after he was shot in Telford in October last year. So far, 17 people have been arrested in connection with his murder and police inquiries continue."
Among those arrested was a youth from Tipton. All were given police bail.