Onell Gonzalez, PhD, CIEC, LEED AP OM is a Senior Industrial Hygienist and Sustainability Expert at Zimmetry Environmental Management Corp. of Puerto Rico, US. Since 2002, Zimmetry Environmental has been providing industrial and environmental hygiene consulting services to building owners and managers, architects, engineers, EHS professionals, and Fortune 500 companies. The company is based in Puerto Rico and provides services across the Caribbean, Continental US, and Central America. Gonzalez is a sound professional with extensive field experience and ongoing far-reaching training in a variety of industrial and environmental hygiene areas, in addition to in-depth research work and international trainer experience on sustainability and green building subjects.