David F Koch age: 76 Known as: Dave F Koch Related to:Dennis Carrano, 71 Amber Jankovsky, 31 Has lived in:Hamden, CT New Haven, CT David A Koch age: 63 Known as: Dave A Koch David Roch Related to:Kylie Pearson, 31 Has lived in:Winsted, CT Redding, CT Beacon Falls, CT West Haven, CT