Ecolab is a global provider of water, hygiene and energy technologies and services to the food, energy, healthcare, industrial and hospitality markets.

Microsoft Corporation is a multinational technology company that develops, manufactures, licenses, supports and sells computer software, consumer electronics and personal computers and services.

Microsoft Corporation is a multinational technology company that develops, manufactures, licenses, supports and sells computer software, consumer electronics and personal computers and services.

Siemens is a global engineering company focusing on the areas of electrification, automation and digitalization.

Siemens is a global engineering company focusing on the areas of electrification, automation and digitalization.

Facebook is an online social networking service headquartered in Menlo Park, California. Its website was launched on February 4, 2004, by Mark Zuckerberg with his Harvard College roommates and fellow students Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes.

Facebook is an online social networking service headquartered in Menlo Park, California. Its website was launched on February 4, 2004, by Mark Zuckerberg with his Harvard College roommates and fellow students Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes.

Facebook is an online social networking service headquartered in Menlo Park, California. Its website was launched on February 4, 2004, by Mark Zuckerberg with his Harvard College roommates and fellow students Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes.

Siemens is a global engineering company focusing on the areas of electrification, automation and digitalization.

International Business Machines Corporation is an American multinational technology and consulting corporation, with headquarters in Armonk, New York.