CSL INTERMODAL (Hunt Valley, Md.) - Joseph P. Pirozzi was promoted to director, intermodalsales. He'll continue to manage CSL's intermodal sales in the U.S. Northeast. Mr. Pirozzi was regional manager, intermodal sales.

HIPAGE CO. (Charlotte, N.C.) - Clement Schrader joined the customs broker and forwarder as resident vice president in charge of the company's Charlotte and Wilmington, N.C., operations.He replaces Edward K. Hedvig, who died recently.

Mr. Schrader has worked in the international transportation industry for more than 25 years, most recently as senior vice president of First Union International Transportation Services Inc., the Charlotte-based broker and forwarder acquired last year by John V. Carr & Sons Inc.

SAAB-SCANIA OF AMERICA INC. (Orange, Conn.) - Douglas F. Haas was elected treasurer. He was controller, treasury functions.

TRANSAMERICA CORP. (San Francisco) - Charles E. Tingley has assumed the duties of chief executive officer of Transamerica Leasing Inc., the parent's leasing unit. He remains president.

Mr. Tingley replaces Richard H. Finn, who continues as Transamerica Leasing's chairman.

ZERKLE TRANSPORTATION SERVICES (Barboursville, W. Va.) - C.W. (Fred) Allen Jr. was named executive vice president at this irregular route regional truckload carrier. The post is a new position. He was president of Sam Panksley Trucking Co. in Cape Girardeau, Mo.