The work of Reuse International is critical to creating a shared understanding of the impacts the reuse industry has on our communities. MaryEllen is the leader that can spearhead projects that have far-reaching effects.
— Kelley Carmichael Casey, Executive Director, SCRAP USA



Reuse International is a nonprofit organization dedicated to increasing awareness of reuse – a central tenet of sustainability – through educational events, training services and research projects.


Reuse International (formerly Reuse Institute) is a IRS designated 501c3 tax exempt organization and is a registered nonprofit corporation with the State of Ohio.


MaryEllen Etienne is the Founder and President of Reuse International and the Creator and Executive Producer of ReuseConex, the International Reuse Conference & Expo and our signature event. MaryEllen has been working in the “wonderful world of reuse” for nearly two decades working to increase awareness of reuse and strengthen the reuse industry. 

MaryEllen has extensive experience finding new markets for reusable materials, has conducted ground-breaking research on the reuse industry, is highly knowledgeable in reuse operations, and provides ongoing input into the industry’s growth and development. Recently, she contributed to the development of two pioneering initiatives in the field of sustainable resource management. Her work as a member of the National Recycling Coalition’s National Standards Certification Board helped ensure reuse was embraced within the national certification program that was established for professional training programs in sustainable resource management; and her contributions to the US Zero Waste Business Council helped develop the nation's first Zero Waste Business Certification program.

MaryEllen helped found three reuse enterprises: Creative Reuse Association, Reuse Alliance and the nascent Reuse International, and has developed numerous community-based reuse networks around the country. Previously, she ran Reuse Alliance, ReuseNYC and NYC WasteMatch and worked with notable organizations such as London Community Resource Network, Materials for the Arts and AmeriCorps VISTA. MaryEllen received her degree from the State University of New York at New Paltz, is currently on the board of directors of the Association of Ohio Recyclers, the National Recycling Coalition, Reuse International, SCRAP USA. She is also on the advisory board of the US Zero Waste Business Council.