CHIEF EXECUTIVE.

Roger A. Haupt, 51, was named president and chief executive, effective January 1, 2000, of Chicago-based Leo Burnett, a $6.81 billion advertising organization, which is in the process of changing into a holding company to be balled The Leo Group. Haupt, currently chief operating officer, will succeed Richard B. "Rick" Fizdale, 60, who will continue as chairman.

* Christina Gold was named vice chairman and chief executive of Dallas-based Excel Communications, a $1.3 billion direct selling company for the distribution of telecommunications products and services, and a unit of Teleglobe. Gold, previously president and founder of advisory firm The Beaconsfield Group, succeeds founder Kenny A. Troutt, who remains chairman.

* Lanny Outlaw, 63, was named president and chief executive of Denver-based Western Gas Resources, a $2.13 billion gas gatherer and processor and an energy marketer. Outlaw, previously president and chief operating officer, succeeds Brion Wise, 54, who remains chairman.

* David J. Dunn, 68, was named acting chief executive, until a new CEO is hired, of Roy, UT-based Iomega, a $1.69 billion manufacturer and marketer of computer storage devices. Dunn, Iomega's chairman since 1980, steps in after the resignation, for personal reasons, of Jodie Glore, 51, who held the post for 10 months.

* Mary Alice Taylor, 49, was named chairman and chief executive of Seattle-based HomeGrocer.com, a fully integrated on-line grocery shopping and delivery service, founded in 1998 and currently serving Seattle, Portland, and Southern California. Taylor, previously a corporate executive vice president of global operations and technology for Citigroup, joins president and co-founder Terry Drayton, 39.

* Jean-Pierre Ergas was named chairman and chief executive, effective January 1, 2000, of Atlanta-based BWAY Corp., a $401.1 million manufacturer of steel containers for the general line category of the North American metal container industry and a supplier of material center services. Ergas, currently non-executive vice chairman, will succeed Warren J. Hayford, who will become vice chairman.

* Robert R. Carpenter, 44, was named chairman and chief executive of Chicago-based System Software Associates, a $421 million global ERP software and services provider. Carpenter, who until 1998 had served as president and chief executive of Origin Americas, succeeds William M. Stuek, 57, who is retiring.

* Michael Crooke was named chief executive of Ventura, CA-based Patagonia, a $180 million clothing maker. Crooke, most recently chief executive of apparel company Pearl Izumi, succeeds founder Yvon Chouinard, 60, who will still own Patagonia's parent company, Lost Arrow Corp.

* Frank S. Hermance, 50, was named chief executive of Paoli, PA-based AMETEK, a $927.5 million global manufacturer of electric motors and electronic instruments. Hermance, previously president and chief operating officer, will retain the title of president as he succeeds Walter E. Blankley, 64, who continues as chairman until his retirement at the end of 2000.

* Scott G. Mackin, 43, was named president and chief executive of New York City-based Ogden Corp., a $1.7 billion energy, entertainment, and aviation company. Mackin, previously executive vice president of Ogden and president and chief operating officer of the energy business, succeeds R. Richard Ablon, 49, who resigned to pursue his interests in the entertainment and aviation areas.

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