Sonntag, Goodwin & Leef, P.C. is located at 742 Jackson Street, Sidney, Nebraska 69162. This law firm was established in 1951. There are three members in this law firm. The members are Mr. Thomas M. Sonntag, Mr. Robert P. Goodwin and Ms. Jaquelin Gay "J" Leef. Amongst these members only Ms. Jaquelin Gay "J" Leef provides legal representation in the area of family law. Attorney Jaquelin received her degree in law from Washburn University with J.D. in 1993. She was admitted to the bar at Kansas and Nebraska in 1994.