Allen J. Krowe has been named head of the corporate finance and planning staffs of IBM Corp, a position in which he becomes the company's chief financial officer. Krowe joined IBM in 1960 at its federal systems division in Bethesda. Since October of last year he has been responsible for implementing a major realignment of IBM's worldwide operations.

In a related development, Gerald W. Ebker has been named vice president of defense and space systems for IBM's federal systems division. He was previously manager of the division's command and space systems facility in Gaithersburg. William R. McClain, previously director of marketing operations, has been named the federal systems division's director of marketing.

Robert M. Heine has been promoted to assistant director of regulatory affairs in the government affairs and coordination management department of Conoco Inc. He was previously director of energy policy analysis for the company's coordinating and planning department.

Dave Lewis has been promoted to manager of the electrostatic painting division of Pittas Construction.

Harry E. Hearn has been appointed vice president and general manager of European sales and services for General Electric Information Services Co. He most recently managed the western region of the company's national sales department. Jack R. Mulford, previously manager of organization and manpower for General Electric's Information and Communications Systems Group, has been named vice president and manager of employe relations for the Information Services Co.

H.J. Binck has joined Quad Systems Inc. in Gaithersburg as director of engineering. Binck was most recently manager of electrical engineering in research and development for Pfizer Medical Systems.