Angelo Chatas was born on March 9, 1921, in Chicago, Illinois, to Athanasios Tsatas and Stavroula Marinos Tsatas. He attended Tilden Tech High School, and served in the US Navy during the D-day invasion as an underwater demolitions expert – a “frogman”. He touched French soil at 0612 on 6 Jun 44 on Utah Beach. He was wounded by German artillery but refused evacuation to continue his mission of clearing the beach of demolitions. He was repatriated to England to treat his wounds, but returned to France as part of Operation Anvil Dragoon in August 44. Following the was he graduated from the University of Texas with a degree in Petroleum Engineering. He received an honorary M.S. from the University of Beverly Hills, CA, and an honorary Doctor of Engineering from the Dallas Petroleum Engineers Club. On November 22, 1951, he married Zoe Shropulos of Dallas, Texas. His career with Mobil Oil took him to Venezuela, Saudi Arabia, Iran, England, France, and India, as well as Texas, Oklahoma, and New York City. On the 50th Anniversary of D-Day, he was awarded the Order of National Merit by French President Francois Mitterand. A street in Normandy has been named "Allee Angelos Chatas," and in June 2009 he was made an honorary citizen of Saint Marie Du Mont, the first French village liberated in the war. He passed away in his sleep on 9 September 2009.