Nalco on 'sustainability' index

NAPERVILLE - Nalco, a provider of water, energy and air services, said Tuesday it has been named to the Dow Jones Sustainability World Index for a second consecutive year. "It is an honor to again be ranked among the world's best companies that are committed to sustainable development," said Nalco Chairman and CEO Erik Fyrwald. "We are proud not only of the recognition this brings to our own operations, but the recognition for our environmental solutions that help our customers achieve their sustainability goals."