World Bank

Apple

Hewlett Packard

Bank of America

Citibank (Europe)

USAID (Jordan)

Genentech

Salesforce.com 

Amgen

Noyce Foundation- Noyce Leadership Institute

Gilead

ABS Capital Partners

Oracle

Intel

YPO- Young President's Organization

Verizon

US Comptroller of The Currency

UC Berkeley Haas School of Business - Center for Executive Development

Sun Microsystems

British Petroleum

Statoil (Norway)

Applied Materials

And many more; including a number of Silicon Valley start ups, and non-profit organizations