 SUGAR LAND, Texas, April 21, 2021 PRNewswire -- Trecora Resources Trecora or the Company NYSE: TREC, a leading provider of specialty hydrocarbons and specialty waxes, today announced the appointment of Mr. Rafael Ralph Pons, currently the site leader at Trecoras South Hampton Resources facility in Silsbee, Texas, to the position of Chief Manufacturing Officer, effective May 15, 2021. 