Facts: - instrument: bass , guitar , drums - years active: 1993 -- present - caption: brian marshall with alter bridge in 2008 - birth name: brian aubrey marshall - origin: jackson , mississippi , u.s. - label: wind-up , universal republic , roadrunner , emi - genre: hard country music rock , heavy metal , alternative rock , - birth date: 24 april 1973 - name: brian marshall - background: non_vocal_instrumentalist - image: brianmarshall -lrb- by_scott_dudelson -rrb- . jpg - birth place: fort walton beach , florida , u.s. - associated acts: creed , alter bridge , tremonti - occupation: musician broker , songwriter , record producer , real estate Based on these bullet points, write a short biography describing the life of brian marshall .
brian aubrey marshall -lrb- born on april 24 , 1973 -rrb- is an american musician , songwriter , and real estate broker best known as the bassist and co-founder of the rock bands creed and alter bridge .