Our Team

Green Seal Team

Doug Gatlin
Doug Gatlin
Chief Executive Officer
Jeff Kuziemko
Jeff Kuziemko
Senior Vice President of Finance, Operations, and Technology
Taryn Tuss
Taryn Tuss
Vice President of Marketing and Communications
Anne Hancock
Anne Hancock
Director of Partnerships and Customer Success
Callie Taylor
Callie Taylor
Director of Customer Success
Shaina Banks
Shaina Banks
Special Assistant to the CEO
Cerise Bridges
Cerise Bridges
Certification Specialist II
Christine Chase
Christine Chase
Environmental Scientist
Mac Clevenger
Mac Clevenger
National Partnerships Manager
John Corderman
John Corderman
Senior Manager of Enterprise Operations
Nina Hwang
Nina Hwang
Environmental Scientist
Justin Iverson
Justin Iverson
Environmental Scientist
Kyeata Johnson
Kyeata Johnson
Environmental Scientist
Stacey Koch
Stacey Koch
Principal Environmental Engineer
Brittany Maule
Brittany Maule
Senior Manager of Products and Standards
Rachael Medina
Rachael Medina
Marketing Specialist
Ally Symynkywicz
Ally Symynkywicz
Environmental Scientist

Board of Directors

Helen M. Sahi
Chair
Vice President of Sustainability - Armstrong World Industries
Nancy Hersh
Vice Chair
Chief Data Officer - Arcadia
Brenna Walraven
Treasurer
President & CEO - Corporate Sustainability Strategies
Edward Hubbard
Secretary
General Counsel - Renewable Fuels Association
Ed Chen
Former Federal Communications Director- Natural Resources Defense Council
Benjamin Gruitt
Carbon Solutions Manager - RE Tech Advisors
Jim Jones
President - JJonesEnvironmental
Jesse Levin
Chief Executive Officer - Brightfield Strategies
Vaishali Sampat
Director of Sustainability and Corporate Social Responsibility - Kilroy Realty
Christina Martin
Chair Emeritus
Paul Bateman
Chair Emeritus