BAN KI-MOON: Secretary-General of the United Nations (2007-2016); President & Chair, Global Green Growth Institute; Founder, Ban Ki-moon Centre for Global Citizens 

"The program was fantastic!...SG Ban [was a] highlight. We really appreciate your help with securing [him]... I look forward to working with you on the next one!"


"Saving our planet, lifting people out of poverty, advancing economic growth – these are one and the same fight."

-Secretary General Ban Ki-moon

Among the most respected and well-known statesmen of his generation, BAN KI-MOON's legacy as Secretary-General is marked by putting the environment at the top of the agenda. Ban played a crucial role in galvanizing wide support for the historic Paris Agreement on climate change, getting it signed and ratified by 175 countries including the United States and China in less than one year, and also launched the UN's Sustainable Development Goals.Thanks to his diplomatic work on climate change, Ban was named a Top 100 Global Thinker by Foreign Policy and received France's Legion of Honour. Recently named President of the Assembly and Chair of the Global Green Growth Institute, since leaving the United Nations Ban has remained a vocal leader on sustainable development worldwide. He just made headlines for his interview with the Thomson Reuters Foundation on how world leaders must show a renewed commitment to tackling climate change, and delivered a compelling keynote at Brown University offering insights into how to come together to solve the global climate crisis. 
AL GOREVice President of the United States (1993-2001); Founder and Chairman, The Climate Reality Project; Nobel Peace Laureate (2007)

"VP Gore’s appearance was excellent, his speech was very innovative and the way of giving this lecture, motivating and extraordinary. Our clients were very satisfied from the event and VP Gore’s point of view and inputs were very informative and gave a new dimension to our investors, for a sustainable future."

-Marfin Egnatia Bank


"Al Gore is an extraordinary man. Having had the privilege of being in close contact while he was in Perth, I wish to say that his professionalism and endurance set him apart. He was gracious, intelligent, humble and humorous and to add to this range of talents, he demonstrated a resilience and endurance that would have seen most collapse under the strain of travel and performance... "

-FORM Perth

An environmental, business and tech visionary, AL GORE is at the undisputed epicenter of the global conversation surrounding climate change.  A decade after his Academy Award-winning documentary An Inconvenient Truth drew millions to the box office and forever changed how the world thinks about climate change, Al Gore made history yet again with the release of his follow-up documentary An Inconvenient Sequel: Truth to Power. Selected as a New York Times Critic's Pick and certified FRESH by Rotten Tomatoes, the film received rave reviews as Gore was sought-out for countless appearances, from a one-hour global Town Hall event on CNN, to a live conversation with New York Magazine. The Chairman of Generation Investment Management, Gore just oversaw the release of the first annual "Sustainability Trends Report," penning an informative op-ed for WIRED UK on how "we're in the early stages of a sustainability revolution." A passionate pioneer and gifted orator who always finds new and exciting ways to connect with his audience, Gore recently expressed optimism for reversing climate change in a keynote at Georgetown University, and also shed light on the innovation community's role in solving the climate crisis in a keynote at the Web Summit in Lisbon. This Earth Day, Gore spoke at the Green Gala Awards where he was awarded for his work fighting climate change
JANE GOODALLWorld-Renowned Conservationist; Founder, Jane Goodall Institute; United Nations Messenger of Peace

"One word - phenomenal. We sold out of tickets (3000) almost two weeks in advance of Dr. Goodall's lecture. Our phones didn't stop ringing for weeks. Her lecture and book signing were amazing and truly inspirational. ... In all sincerity, I would work with you, your staff, and your agency again in a heartbeat."

-Oakland University

"It was amazing!! Everyone had the best time – she was funny, the message was perfect…just awesome."

-Clif Bar & Company

"Jane was (and is) fantastic! After her keynote, it looked like every book was sold ... and signed by Jane. She is quite a woman and a wonderful inspiration... "


Iconic conservationist JANE GOODALL motivates audience to action with her awe-inspiring stories about her work and life and insights into the environment. The subject of a recent documentary from National Geographic, Jane, Goodall has been in-demand for interviews by The New York Times and The Los Angeles Times to share her remarkable life story and insights into her continued mission to save the planet. Drawing from over 100 hours of never-before-seen footage of Goodall’s work in the Gombe, Jane was hailed as “one of the best documentaries of 2017” (; “required viewing for anyone seeking a classic in the making” (Indiwire); and “a wondrous, moving, and truly stirring portrait...” (Hollywood Reporter). This Earth Day, Goodall addressed a sold-out audience at the University of Toronto, delivering an impassioned keynote about the work needed to protect the planet. She also inspired millions of people worldwide, as the subject of Google's Earth Day doodle
FELIPE CALDERONPresident of Mexico (2006-2012); Chair of The Global Commission on the Economy and Climate; Former Statesman of the Year, World Economic Forum

"Delegates enjoyed his remarks and his presence made the conference a tremendous success. "

-Capital G

"President Calderon did a fantastic job presenting at our Seminar. He was exceptionally open and honest - participants loved him."

- Accenture

Former President of Mexico FELIPE CALDERON is a leading authority on the global climate crisis, universally heralded for his actionable insights into how sustainability and economic development go hand-in-hand. The current chair of The Global Commission on the Economy and the Climate, a major international initiative to examine how countries can achieve economic growth while dealing with the risks posed by climate change, Calderon was also named "Champion of the Earth” by the United Nations.  Sought-out to deliver a keynote on climate change for 1,800 CIOs, IT Teams and engineers at the upcoming Unexpected Sources of Inspiration Conference, Calderon also just penned a powerful op-ed on the shipping industry and its impact on the environment for Newsweek. He brings the same substantive, frank analysis and problem-solving attitude to each of his engagements, earning praise wherever he speaks.
MAE JEMISON: First African American Woman in Space; Inductee National Women's Hall of Fame & International Space Hall of Fame

"The conference was wonderful, in no small part due to Mae Jemison. Truly outstanding person who not only did a fabulous job in her session, but took the time to connect with the very many people who wanted to shake her hand, take a selfie, or just say a few words."


"All of her presentations were very, very well received. Her luncheon speech was provocative! Her book signing was incredible. She signed books for ALL of the children standing in the line--let me tell you the line wrapped out the library door and down the street!!! HUGE WIN FOR INTEL."

-Intel Corporation

Pioneering astronaut MAE JEMISON is currently at the helm of the 100-year Starship, a groundbreaking, Pentagon-funded effort where Jemison is pioneering and transforming breakthrough science and technology to enhance the quality of life on Earth. A passionate environmentalist who is able to offer a unique perspective about our planet and its resources, Jemison was recently sought-out to speak at the UN Environment Assembly and appears in a new documentary series from National GeographicOne Strange Rock. A mind-bending and thrilling journey that explores the wonder and fragility of planet Earth, One Strange Rock has already made headlines in ForbesFast CompanyParade, and more as Jemison has been in-demand for interviews in Newsweek and NBC to discuss the project and her ongoing efforts to protect life on Earth. Jemison is also set to shed light on how current trends in data, technology, media and human networks can inform decision-making around natural resource at an event for the World Resources Institute
MICHAEL NUTTER: 98th Mayor of Philadelphia; CNN Contributor; Urban Policy Innovation Advocate

 “Thank you @Michael_Nutter for words of encouragement #ELI2017. Kudos to you+ Philly for leadership and action.”

- Tweet from Green & Healthy Homes Initiative's Executive Leadership Institute 

"It went very well. Mayor Nutter has been most delightful to work with for this event."

- Novo Nordisk A/S

MICHAEL NUTTER offers actionable insights and forward-thinking strategies on eco-friendly policymaking and green business. During his inaugural address, Mayor Nutter set an ambitious goal: make Philadelphia the greenest city in America. To execute on his vision, Nutter created the Mayor’s Office of Sustainability in his first term, and oversaw the implementation of a bold “Greenworks Philadelphia” plan. In just three years, 89% of the Greenworks initiatives were already complete or underway, and Nutter’s tenure as Mayor is marked by his success in making Philadelphia a shining example of a green city with strategies others could emulate. Among Nutter’s most high-profile successes were the launch of the affordable and accessible Indego bike share system, his Green 2015 plan to transform 500 acres of underused land into publicly accessible green space, and the innovative Green City, Clean Waters program to create a green way to handle stormwater management, which was awarded a National Planning Excellence Award. Since stepping down from office, Nutter has remained an in-demand voice on sustainability, offering both bold inspiration and practical solutions on the climate crisis. Recently, Nutter was sought-out to deliver a keynote at the Green & Healthy Homes Initiative’s Executive Leadership Institute, where his powerful remarks garnered tweets of praise. 
MOHAMED El-ERIAN: Chief Economic Advisor at Allianz; Chair of President Obama’s Global Development Council (2012-2017); CEO and Co-Chief Investment Officer of PIMCO (2007-2014)

"In my thirteen years as an event producer, I have never received such positive feedback from a keynote speaker before. I was stopped in the hallways and networking events numerous times by attendees who had glowing remarks about Dr. El Erian’s presentation. One attendee stated that ‘it is rare that a speaker not only presents well, but presents quality content.' I can say with 100% confidence that this was a wise investment in our business... He was gracious and kind, and a pleasure to meet."

- Information Management Network

"Mohamed did an excellent job. He tailored his remarks to our audience really well. He was also very gracious when interacting with our guests and senior management at the cocktail reception...Here is a sampling of the open-ended feedback: “perfect start”; “he was excellent and very happy to see the high caliber of keynote speaker”; “fantastic, very informative”; “Excellent delivery taking complicated thoughts but delivering them in real life experiences.” I look forward to working together again next year."


An internationally respected economist and financier MOHAMED EL-ERIAN has experience at the highest level of business and government. A go-to voice on how to decode international markets and the global economy, El-Erian dives into how global trends from technological developments to climate change could impact market stability. With his BloombergView column regularly making headlines thanks to El-Erian's spot-on and substantive analysis, El-Erian recently shed light on how game theory applies to President Trump's decision to pull out of the Paris Agreement, and how short-term economic benefits will be outweighed by long-term environmental consequences.  Heralded for his substantive, forward-thinking, and genuinely engaging keynote style, El-Erian is in-demand to address thousands at a series of high-profile engagements from the Context Leadership Summit to the Conference de Montreal, where he will draw on his experiences at the helm of President Obama's Global Development Council to address the issue of climate change. 

These HWA Speakers share substantive insights and bold inspiration at each engagement. Their powerful keynotes on the environment balance both an urgency and optimism about our future, leaving audiences empowered to take action.