The Mahoney/Voytovich Tree

I am now doing a full family tree search on both my mother and my fathers side of the family.My mothers maiden name is Voytovich.My moms mothers maiden name is kerpka.My fathers last name was Mahoney and his mothers maiden name is Shrader from North Collins.My mothers family is from Springville,NY.Anyone with any info on people with the same last name from the same area can e-mail me w/ the info.Any info would be used and verified.