MINIATURE PRECISION COMPONENTS INC. - Douglas Callahan to director of engineering and new product development. He was engineering manager.
Miniature Precision Components of Southfield, Mich., supplies molded and extruded thermoplastic automotive components and assemblies.
INTERMET CORP. - Donald Pyatt to group vice president of Intermet Light Metals, a new business unit. He was president of Intermet's Tool Products group, now part of the Light Metals unit.
Intermet of Troy, Mich., supplies precision iron and aluminum cast and finished automotive components.
BOSE CORP. - Brandon Westley to vice president of the Automotive Systems Division, formerly the OEM division. He was general manager of the OEM division.
Bose of Framingham, Mass., supplies customized sound systems to the automotive industry.
CAMBRIDGE INDUSTRIES INC. - John Sieg to vice president of marketing and communications. He was manager of the demand to delivery process for Ford Motor Co.'s Marketing Plans and Brand Development group.
Cambridge Industries of Madison Heights, Mich., supplies plastic composite automotive components.
LEAR CORP. - Emil Nuneza, 34, to account manager for the GM Truck Group at Lear's Pontiac, Mich., site. He was sales manager for Cape Industries of Warren, Mich.
Lear is an interiors supplier in Southfield, Mich.
BIANCHI PUBLIC RELATIONS INC. - Cynthia Williams to account coordinator, serving several of the firm's clients. She was a public relations assistant for Ideas & Images of Pontiac, Mich.
Bianchi Public Relations of Troy, Mich., provides public relations consulting and programming to automotive suppliers.
NAVIGATION TECHNOLOGIES CORP. - Gabriel Baum to chief technology officer. He was vice president of operations for SBS International, a software supplier for the airline industry.
Navigation Technologies of Rosemont, Ill., develops route guidance map databases for automotive navigation systems.