Coca-Cola
One of the earliest food and beverage companies to focus serious management attention on water, Coca-Cola and its bottlers have spent up to $2 billion on conservation since 2003, according to internal estimates.
Coca-Cola works closely with the World Wildlife Fund to develop and carry out its water-related environmental commitments, including a pledge to improve the water efficient of its manufacturing operations an additional 25 percent by 2020, on top of the 21.4 percent improvement that it achieved between 2004 and 2012
Alliance for Water Stewardship
This is the organization is behind the development of a global standard for defining water stewardship developed over the past four years. The verification system for evaluating and verifying compliance with these metrics and business practices is due out by the end of 2014.
Cambrian Innovation
One of the companies utilizing reusing wastewater reusing technologies. Boston-based Cambrian Innovation’s approach, the EcoVolt, uses a bioelectric process to simultaneously treat water and generate biogas energy.
Other companies/organizations include;
American Water
Imagine H20
Dow Water and Process Solutions
Dyecoo Textile Sytems
WaterFX
Sources
http://www.epa.gov/innovation/water-innovation-and-technology
http://www.greenbiz.com/blog/2014/08/04/10-companies-innovating-water-making-waves-water-innovation