The Tulsa, Okla., division of Oakbrook, Ill.-based WMX, has named Todd Mitchell field controller. The company also has named Jim Estep hauling operations manager of the Huntsville, Ala., office.... Brian Griesbach has joined the Chicago office of Browning-Ferris Industries, Houston, as landfill engineer and Bill Simmons has been appointed maintenance manager of the Valley Forge, Pa., office.... Mitch Berg has been named division manager for Superior Waste Services, West Allis, Wis., and K & W Landfill, Ironwood, Mich. The company also has appointed Wes Berger controller and John King special projects coordinator.... Joel Gornbein and Jennifer Schroaf have joined the special waste sales team of Chambers Development Co., Pittsburgh.... Sanifill, Houston, has named Craig Puckett controller; Armando Lopez has been named operations manager of the Juarez, Mexico, office.... Rich Nolan has been named the special waste coordinator for Laidlaw Waste Systems office in North Richland Hills, Texas.... Clark Van Cleave has joined American Disposal, Branson, Mo., as controller.... Texas Disposal Systems, Austin, has named J. David Minton sales manager.... United Waste Systems, Greenwich, Conn., has named Don Suchocki general manager of landfill and hauling in Manistee, Mich. Rich Morissette has been named controller of Peninsula Sanitation in Michigan.... Larry Russette has been named sales manager for City Management Corp., Detroit.... Jim Hitt has joined the Chicago office of Dallas-headquartered USA Waste Services as sales manager. Also, Chuck Wilcox has been named executive vice president of the company.... The Heil Co., Chattanooga, Tenn., has named Glenn Chambers president of the new Heil Refuse and Truck Body Group; Robert A. Foster has been named president of the Heil Tank Trailer Co.; and Lawrence F. Gray Sr. has been named chief executive officer of Heil Consolidated.... Diamond Waste Co., Macon, Ga., has appointed Steve Roberts landfill site manager.... Republic Waste, Atlanta, has appointed Rodney Smith operations manager of Cleveland Container Services.