20 for 20
![headshot of Ian Kline.](https://business.cornell.edu/wp-content/uploads/sites/2/2024/12/IanKline-20for20.jpg)
Empowering the Global Shift to a Sustainable Future: Ian Kline ’91 Protects the Natural World
The Center for Sustainable Global Enterprise celebrates 20 for 20 honoree Ian Kline ’91, president and CEO of the Cadmus Group.
![upper body photo of Fred Keller with the 20 for 20 graphic identifier placed on the photo background next to him.](https://business.cornell.edu/wp-content/uploads/sites/2/2024/12/FredKeller-20for20.jpg)
Championing Change: Fred Keller’s Legacy of Sustainable Business
The Center for Sustainable Global Enterprise celebrates 20 for 20 honoree Fred Keller ’66, founder of Cascade Engineering.
![Headshot of Linda Giuliano with a 20 for 20 graphic identifier overlaid on the photo background.](https://business.cornell.edu/wp-content/uploads/sites/2/2024/11/LindaGiuliano.20.20.600x400.jpg)
Transforming Finance: ESG Leader Propels Responsible Investments to New Heights
The Center for Sustainable Global Enterprise celebrates 20 for 20 honoree Linda Giuliano, MBA ’02, founder of BrightWorld ESG.
![headshot of Dhanur Grandhi.](https://business.cornell.edu/wp-content/uploads/sites/2/2024/07/20-20-Dhanur-Grandhi-600x400-1.jpg)
From Fire to Electricity: Dhanur Grandhi’s Impact on Green Tech Adoption
The Center for Sustainable Global Enterprise celebrates 20 for 20 honoree Dhanur Grandhi, MBA ’12, cofounder and CEO of WattBot.
![upper body photo of Kevin Johnson.](https://business.cornell.edu/wp-content/uploads/sites/2/2024/06/20-20-Kevin-Johnson-02-600x400-1.jpg)
From Combat to Clean Energy: Securing America’s Energy Future
The Center for Sustainable Global Enterprise celebrates 20 for 20 honoree Kevin Johnson, MBA ’09, cofounder of Caelum Ventures.
![photo of Natalie Grillon sitting on a park bench with a 20 for 20 graphic identifier overlaid on the photo.](https://business.cornell.edu/wp-content/uploads/sites/2/2024/06/20-20-Natalie-Grillon-600x400-1.jpg)
Using Open Data, Natalie Grillon Makes Supply Chains Collaborative and Transparent
The Center for Sustainable Global Enterprise celebrates 20 for 20 honoree Natalie Grillon, MBA ’12, CEO of Open Supply Hub.