Meet the Team
Thomas C Holcombe
Chief Executive Officer
Dr. Holcombe is an owner and CEO of Advanced Carbon Products, LLC. He was previously commercial director at Engelhard Corporation, where he had P&L responsibility for a $200 million global business providing mobile emission catalysts for heavy-duty diesel, motorcycles and small engines.
From 1995 to 2000, Dr. Holcombe was President and CEO of EnviRes LLC, a start-up company created to develop the HyMelt® gasification process. In the early 90s, Dr. Holcombe was President of American Biotherm Company, a technology development and licensing company focused on evaporative drying and solvent extraction. Earlier, Dr. Holcombe was an associate director of technology with Union Carbide Corporation, where his department developed, designed and licensed petrochemical processes to Amoco Oil, Exxon, Shell Oil, Texaco, and over 30 other licensees around the world. His first job after college was in the International Division for Asia and Latin America at Procter & Gamble.
Dr. Holcombe has a B.S. in chemical engineering, an MBA and a DPS (Doctor of Professional Studies) in Operations Research and international business. He received Professional Engineer licenses in New York and New Jersey, has authored numerous papers and is an inventor in 14 U.S. patents.
From 1995 to 2000, Dr. Holcombe was President and CEO of EnviRes LLC, a start-up company created to develop the HyMelt® gasification process. In the early 90s, Dr. Holcombe was President of American Biotherm Company, a technology development and licensing company focused on evaporative drying and solvent extraction. Earlier, Dr. Holcombe was an associate director of technology with Union Carbide Corporation, where his department developed, designed and licensed petrochemical processes to Amoco Oil, Exxon, Shell Oil, Texaco, and over 30 other licensees around the world. His first job after college was in the International Division for Asia and Latin America at Procter & Gamble.
Dr. Holcombe has a B.S. in chemical engineering, an MBA and a DPS (Doctor of Professional Studies) in Operations Research and international business. He received Professional Engineer licenses in New York and New Jersey, has authored numerous papers and is an inventor in 14 U.S. patents.
Donald P. Malone, RIP
Vice President and Chief Technology Officer
Mr. Malone was the founder, Vice President and Chief Technology Officer of Advanced Carbon Products, LLC. He had a B.S. and M.S. in chemical engineering from the University of Kentucky, and 30 years experience in R&D and refinery operations with Ashland Petroleum and Marathon Ashland Petroleum. During this period he served as Assistant Technical Manager and Technical Manager for the H-Coal direct coal liquefaction plant, a $300 million coal liquefaction pilot plant; as a research, process and project engineer; and as a plant manager.
Mr. Malone retired from Marathon Ashland Petroleum in 2000 as Senior Research Associate. He was an inventor of 25 U.S. patents. He was a licensed professional engineer and a member of AICHE, with several publications to his credit. He passed away on May 22, 2019.
Mr. Malone retired from Marathon Ashland Petroleum in 2000 as Senior Research Associate. He was an inventor of 25 U.S. patents. He was a licensed professional engineer and a member of AICHE, with several publications to his credit. He passed away on May 22, 2019.