Mary Uher More about Mary Uher Mary Uher is a regional manager for the Field Services Division of APA – The Engineered Wood Association. She holds a master’s degree in Civil Engineering from University of Nebraska with an emphasis in Structures. The Field Services Division consults with and conducts workshops for designers, code officials, and other building professionals on best practices for specification, selection, and application of engineered wood products. Prior to joining APA, Mary acted as a consulting engineer on a wide variety of commercial and residential structures.