Toltz, King, Duvall, Anderson and Associates, Inc.(St. Paul, MN) has elected the following associates to its board of directors: Darrel H. Berkowitz, P.E., who was also named chief executive officer and chairman of the board; Robert A. Boyer, P.E.; Richard N. Sobiech, P.E., who was also elected president; Gary Christensen, P.E.; William E. Deitner, P.E.; and Vincent T. Montgomery. P.E. John A. Purves was elected secretary/treasurer and John M. Powell was appointed director of the municipal engineering department.