Background
Prunaret, Henri was born on September 3, 1900 in Union City, New Jersey, United States. Son of Henri and Fredricka (VonKleinke-Shoppe) Prunaret.
Prunaret, Henri was born on September 3, 1900 in Union City, New Jersey, United States. Son of Henri and Fredricka (VonKleinke-Shoppe) Prunaret.
Student, University Pennsylvania, 1924. Student Dipl.Engring, Prussian Staadts University, 1925. Doctor of Science, University Lyon, 1928.
Resident engineer, Sonneman Mining, Portage, Pennsylvania, 1924-1939;
combustion engineer, H.N. Hartwell & Son, Inc., Boston, 1940-1945;
vice president engineering, H.N. Hartwell & Son, Inc., 1945-1962;
president, treasurer, H.N. Hartwell & Son, Inc., from 1962. Director Ellendick Corporation, Flagstaff Corporation, H. Harwood & Sons, Inc., J.C. Carson & Company. Vice-president, director Faris Corporation, Inc.
President, treasurer Hartwell Petroleum Corporation. Vice-president, director Institute Corporation.
Trustee Gardinor-Prunaret Foundation, Jenison House Trust. President, trustee Morse Institute. Trustee The Rivers Country Day School, Sir-Sister Trust.
President board trustees Walnut Hill School, 1974. Served with Belgian Army, 1917-1919. Member American Institute of Mining, American Society of Mechanical Engineers.
Clubs: Union League, Brae Burn Country, Somerset, National Beagle (president 1975-1980), American Kennel.
Married Mildred Gardinor, October 1, 1924.