Paula J. Rigling, CAE, CMP, has left the Texas Medical Association, where she served as director of conference and meeting management. She has joined Applied-Theory Corp., an event technology firm in Austin, as senior event manager.

Millennium Hotels and Resorts is establishing a Northern California sales office, which will be headed by Darla Lane. As director for the San Francisco office, her responsibilities will include corporate sales as well as meetings and conventions in Silicon Valley and the rest of northern California.

John Saltonstall has joined the Las Vegas offices of MC2 as director of corporate events. The “presence marketing agency,” which is based in St. Louis, Mo., has given Saltonstall responsibility for producing corporate events for clients coming to Las Vegas and the surrounding western region.

At the Ritz-Carlton, Laguna Niguel in Dana Point, Calif., Michelle Caporicci has been named director of conference services, and Ripley Vaughn has been appointed national sales manager.

Ray Gonzalez has been named director of event management and services for the Pasadena Conference Center. Previously, Gonzalez was director of trade show development for the Association of Woodworking and Furnishings Suppliers.

John Cassady has been named executive director of the Newport Beach (Calif.) Conference and Visitors Bureau. Cassady had been American Airline's district sales manager in Orange County.

Peter Garapic has been named corporate sales manager at Opryland Hotel and Attractions, Nashville, Tenn. Garapic most recently was director of sales at the Adam's Mark Hotel in Columbia, S.C.