ST. PAUL, Minn.--(BUSINESS WIRE)--Ecolab Inc. Executive Vice President and President, International Regions, Christophe Beck will address financial analysts at the Barclay’s America Select Franchise Conference on Wednesday, May 20 in London. Ecolab will host a live webcast of Mr. Beck’s presentation. Details for the webcast are as follows:       TIME: 4:50 a.m. Eastern Time   DATE: Wednesday, May 20, 2015   DURATION: Approximately 35 minutes   LOCATION: www.ecolab.com/investor   ARCHIVE: A repl