looking for fertility clinic in texas for single men

hello,,my name is john from san antonio,texas,, i ike to have a chaild whit not marien no one,,i need some help in finding a fertitlity clinic in texas that take single men for invitro and to have children,,i call all the clinics in all the state and no one clinics takes single men for initro,,all of the clinics informe that i need to be marry and the only one that they take are ladies,,,i know in californai will take me but not in texas,,,did some one knows a fertility clininc in texas that takes single men in ther program,,,