William S. Wheatley Jr. has been elected president of the American Satellite Co., a subsidiary of Fairchild Industries of Germantown. Before joining American Satellite, Wheatley was associated with International Telephone & Telelgraph Co. for 12 years, serving the past two years as executive vice president of that corporation's Domestic Transmission Systems subsidiary.

Ray Brown has been appointed vice president for finance and operations of the Congressional Information Service Inc. He was previously a visiting professor of accountancy at the University of Maryland. Brown will oversee CIS's accounting and finance functions.

Comsat has made several corporate changes relating to the provision of systems technology and technical services to international and domestic customers. Louis Pollack has been elected to the new position of vice president, intelsat technical services, of Comsat. Burton I. Edelson has been elected to the new position of senior vice president, systems technology services, of Comsast general, a wholly owned subidiary of Comsat. William D. Houser has been elected assistant vice president for systems and program management for Comsat General.

Donald G. Tacheron, a specialist in legislative research and former congressional staff employe, has been appointed director of research of Congressional Infomation Service Inc., a Bethesda-based publisher.

Sheila Campbell and Eric Hatch have been appointed vice presidents of Earle Palmer Brown & Associates.

Peter L. McCandless has been appointed vice president and general manager of Siddall, Matus & Cougher Inc. Public Relations.

Mita Schaffer and Tina Martin have been appointed vice presidents of West & Brady Inc., a Bethesda-based advertising and public relations firm.

Jacqualine Deitsch has joined Earle Palmer Brown & Associates as a media buyer.