The event was supported by staff, trustees, community leaders, volunteers, supporters and funders.
Over 50 people attended and speakers on the night included some of the founding members of GSAP, Charlie McDaid, and Joe Martin, with contributions from Ciara Ferguson, MLA and former Manager of GSAP, and the Mayor Ruairí McHugh.
Here is a selection of photographs from the event.
9. Mayor Ruairi McHugh in conversation with Charlie McDaid, founding member, GSAP and Rory McParland, manager, GSAP at Friday's 30th anniversary celebrations. (Photos: Jim McCafferty Photography)
Mayor Ruairi McHugh in conversation with Charlie McDaid, founding member, GSAP and Rory McParland, manager, GSAP at Friday's 30th anniversary celebrations. (Photos: Jim McCafferty Photography) : . Photo: Jim McCafferty
10. Councillor Pat Murphy pictured at Friday night's 30th anniversary celebrations with from left, Ciara Ferguson, MLA, Minty Thompson, GSAP and Councillor Sandra Duffy.
Councillor Pat Murphy pictured at Friday night's 30th anniversary celebrations with from left, Ciara Ferguson, MLA, Minty Thompson, GSAP and Councillor Sandra Duffy. : . Photo: Jim McCafferty
11. Charles Lamberton and Darren Kirby pictured at Friday's GSAP 30th anniversary celebration
Charles Lamberton and Darren Kirby pictured at Friday's GSAP 30th anniversary celebration : . Photo: Jim McCafferty
12. Charles Lamberton and Rory McParland, Manager, GSAP, pictured at Friday's GSAP 30th anniversary celebration
Charles Lamberton and Rory McParland, Manager, GSAP, pictured at Friday's GSAP 30th anniversary celebration : . Photo: Jim McCafferty