Board of Directors
Mark Hanna is Chief Marketing Officer for the Richline Group and has worked over 50 years in the jewelry industry with experience in all facets of management, manufacturing, marketing, sales and corporate responsibility. He graduated Manhattan College in Science and NYU Stern with an MBA in Marketing. In 2015 and 2018, Mark was honored as CMO of Year, Corporate Social Responsibility, by the CMO Club. In 2019, he was the recipient of the Women’s Jewelry Association Mentorship Award. Mark is an active speaker and advocate on responsible issues. He has served as a board member of Richline, Special Olympics, Resolve, Mercury Free Mining and the Responsible Jewlery Council.
Mariel Diaz is the founder of Accounting for Jewelers, a firm that partners with jewelry businesses throughout the US for accounting services from bookkeeping and budgeting to taxes. Mariel oversees service operations, develops and implements the company’s long-term initiatives to sustain the jewelry industry, and works directly with clients for advisory services. She is a 2nd-generation jeweler and was previously a GIA Graduate Gemologist, JA Certified Bench Jeweler and German-trained Gemstone Carver before she became an accountant.
Avi Levy currently serves as the President of IGI North America. With 30 years of fine jewelry-related expertise, Avi brings valuable experience to the Institute including diamond sourcing, manufacturing, product development, brand partnerships and wholesale trade to major jewelry retailers. Skilled in building relationships and trust within all areas of the supply chain, his leadership skills and expertise gained from various roles have yielded advantageous results and strengthened key partnerships.
Director of Global Initiatives
Caelen Burand has several years of experience working in exploration, mining engineering, and mineral processing. He is currently studying mining engineering and geology at the University of Arizona with a focus on mineral processing and gem sciences. He aspires to use his career to maximize the wealth generation and well-being of miners, mining communities, and other stakeholders.