PITTSBURGH — H.J. Heinz Co. is planning to move its headquarters to One PPG Place in Pittsburgh, and the move is expected to be complete by March 2008.

The company’s headquarters have been in the U.S. Steel Tower, also in Pittsburgh, since 1981. The headquarters includes the office of the chairman, the H.J. Heinz Co. Foundation, international management teams and support in law, finance, tax, audit, strategic planning, corporate affairs, business development, IT and human resources.

Heinz said it will use approximately 85,000 square feet in One PPG Place and is currently in the process of obtaining a long-terms lease.

The headquarters of the U.S. consumer products and food service division will remain in its current location at the Heinz 57 Center, which is also in Pittsburgh.