Doug Hoerr, Vice President of Caterpillar’s Material Handling & Underground Division (MH&U), has elected to retire from the company. Caterpillar’s board of directors has appointed a new vice president, and the company is also announcing new responsibilities for three current vice presidents.“For more than 20 years of his career with Caterpillar, Doug worked in a wide range of accounting and finance roles with increasing levels of responsibility and global scope,” said Jim Umpleby, Caterpillar CEO. “In 2012, Doug was named group CFO for Customer & Dealer Support, a position he held until being named a Caterpillar vice president in 2015.”In his role as CFO for Customer & Dealer Support, Hoerr was instrumental in coordinating key elements of the Across the Table initiative, which drove improved performance and alignment between Caterpillar and the worldwide dealer network. Most recently within MH&U, Hoerr led the execution of Caterpillar’s Operating & Execution Model resulting in restructuring of the MH&U operational footprint as well as the product portfolio.Hoerr joined Caterpillar in 1993 after working for the accounting firm of McGladrey, where he gained experience in auditing and corporate tax. Within Caterpillar, he held numerous positions of increasing responsibility in accounting, business analysis and business resources in Customer Services Support, Parts Distribution, Integrated Manufacturing, Finance Services Division, Large Engine Products & Fuel System Division, Corporate Services Division and Large Power Systems Division. In 2012, he was named group CFO for Customer & Dealer Support. On January 1, 2015, Hoerr became a Caterpillar vice president. His retirement is effective August 1, 2017.Caterpillar is also announcing changes in responsibilities for current Caterpillar vice presidents Tom Bluth, Jean Savage and Karl Weiss. These changes will be effective August 1, 2017.Bluth, who was first named a vice president in 2007 and is currently Vice President of the Surface Mining & Technology Division (SM&T), will become Caterpillar’s Chief Technology Officer (CTO) and the Vice President of the Innovation & Technology Development Division (ITDD).Since joining Caterpillar in 1995, Bluth has held numerous positions, including corporate attorney in the Legal Services Division, industry manager in the Latin America Commercial Division, district manager in the North America Commercial Division, worldwide medium wheel loader product manager and president and managing director of Caterpillar France. In 2007, the Caterpillar board of directors named Bluth Vice President of Asia Pacific Operations and two years later, he became Vice President of the Earthmoving Division. In 2013, Bluth moved to Vice President of the Mining Products Division and three years later, Bluth’s responsibilities were expanded to include leadership for mining sales and support as the Vice President of SM&T. Bluth graduated with an electrical engineering degree from Iowa State University, a law degree from Northwestern University and an MBA from the University of Chicago.Savage, who was first named a Caterpillar vice president in 2014 and is currently Caterpillar’s CTO and the Vice President of ITDD, will become the Vice President of SM&T.Savage was formerly Senior Vice President and Chief Operating Officer of the Locomotive and Railcar Services business unit for Caterpillar subsidiary Progress Rail Services (PRS). Savage joined PRS in 2002 as vice president for Quality and Continuous Improvement. She also served as vice president of PRS’ Freight Car Repair, Parts and Quality Divisions before her most recent position. Prior to joining PRS, she worked in a variety of manufacturing and engineering positions in her 14 years at Parker Hannifin Corporation, a leader in motion and control technologies and systems. That was preceded by nine years in the Army Reserves as a military intelligence officer. Savage has an electrical and computer engineering degree from the University of Cincinnati and a master’s degree in engineering management from the University of Dayton.In 2013, Weiss (pictured) was named a Caterpillar Vice President for the Earthmoving Division, the position he still holds today. Weiss will become the Vice President of MH&U, replacing Hoerr.Since joining Caterpillar in 1992, Weiss has had various assignments within product development at Caterpillar’s Decatur, Joliet and Aurora, Illinois, facilities, primarily focused on large machine structural design. Weiss subsequently transferred to Geneva, Switzerland, with Caterpillar Global Mining as an equipment management consultant serving mining customers and dealers in Europe and Africa. He then became the large wheel loader new product introduction manager in Aurora. Weiss then moved to Beijing, China, for four years where he served as the wheel loader product manager for the Asia Pacific Region. He then was named the worldwide product manager for medium wheel loaders in Aurora before being named Earthmoving vice president in 2013. Weiss graduated from Purdue University with a degree in agricultural engineering and an MBA from Northern Illinois University.Caterpillar’s board of directors has appointed Frederic Istas, currently aftermarket solutions global manager for Caterpillar’s Global Aftermarket Solutions Division, to the position of Vice President of the Earthmoving Division.“Building on his more than 20 years with Caterpillar, Frederic brings strong product management leadership experience from previous roles in the United States and Europe, as well as product support and marketing experience to this role,” Umpleby said.Istas joined Caterpillar in 1996 as part of the Europe, Africa & Middle East (EAME) Marketing Division, based in Geneva, Switzerland. He held roles as a 6 Sigma black belt and master black belt. In 2004, Istas was named district manager for the EAME Marketing Division in Geneva. From 2008-11, he was a global process owner in the Global Revenue Management Group based in Peoria. He then was named a regional product manager for the Excavation Division based in Europe. Istas has a degree in electromechanics from Industriele Hogeschool, Gent, Flanders, Belgium. Istas will begin his new role August 1, 2017.