Lindsay Arell, LEED AP O+M, Sustainability Consultant, Principal at Honeycomb Strategies is a recognized leader in the area of sustainability within the hospitality industry.  Experience working as both a planner and a supplier provides a unique perspective of what is achievable and how to overcome common (and not so common) roadblocks.  Ms. Arell has experience working within the following sustainability standards:  LEED EB:OM, ISO 14001, ISO 20121, ASTM/APEX, and the Global Reporting Initiative (GRI).  She serves as the Chair of the Event Industry Council (EIC) Sustainability Committee, past Chair of the ASTM E60.02 committee on Hospitality Sustainability (2012-2016).  In addition to being a  published author and international speaker on the subject of sustainability in the hospitality industry, Ms. Arell has also received the following professional recognition:

  • Named "Top 25 Women In the Meeting Industry 2017" by Meetings & Conventions

  • Convention Industry Council 2014 PaceSetter Award for Sustainability

  • Named “Top 40 Under 40” by Connect Meeting Magazine

  • Recognized as “2012 Industry Innovator” by BizBash Magazine


Amanda Simons, Sustainable Event Consultant, Principal at Honeycomb Strategies, has close to 14 years’ experience in the hospitality and global tourism industry.  She has worked extensively in France and the US specializing in sustainable business operations for tour operators, hotels and in the meetings and events industry. Her experience comes from 6 years as General Manager for a hotel and tour operator in Southern France and 3 years as Global Project Specialist and Director of Operations at the Green Meeting Industry Council where she worked to grow industry adoption of sustainability, through business development and by creating and executing innovative sustainability education programs for the meetings and events professionals. In addition, she worked for a number of years as Senior Manager at Greenview working extensively on industry research and benchmarking projects, data analysis and managing teams to execute sustainable events.

Amanda has worked extensively with a diverse client group from non-profits to corporations working to develop and implement corporate responsibility and sustainability programs at the company and organizations as well as for their global and regional events.  Amanda holds a Master’s Degree in Environmental Management and Graduate Certificate in Sustainability from Portland State University as well as a Bachelor’s Degree in Economics and Finance from Sonoma State University. 


Tim Trefzer, As head of environmental sustainability and corporate social responsibility for the Georgia Dome, Georgia World Congress Center, Centennial Olympic Park, and the Savannah International Trade and Convention Center for nearly seven years, Tim has overseen improved facility operations, reduced impacts of hosted events, and worked with stakeholders to improve the well being of the community. 

As a LEED Accredited Professional, he administered the GWCC’s LEED Silver certification in 2014 and LEED Gold certification in 2017, making it the largest LEED certified convention center in the world. In 2017 he also guided the Savannah International Trade and Convention Center to LEED Gold certification.

Tim is also intimately ingrained in sports sustainability. He has worked closely with the Atlanta Falcons, Chick-fil-A Peach Bowl, and SEC Football Championship on environmental impacts and awareness. He chaired the NCAA Men’s Final Four in 2013, garnering the moniker “greenest Final Four in history.” Since 2015, he has consulted for the College Football Playoff and Super Bowl, managing various aspects of the sustainability efforts placed around these mega sporting events. For the 2018 College Football Playoff National Championship and Super Bowl 53 in Atlanta, Tim is sustainability chair for the Atlanta Football Host Committee and Atlanta Super Bowl LIII Host Committee.

Tim is a Faculty Associate at Arizona State University where he teaches the Global Context of Sustainability thread of the online Master’s for Sustainability Leadership program. He earned a Bachelor’s degree from Florida State University and a Master’s degree from Arizona State University.