Ecolab Inc. (NYSE:ECL) will host a live webcast of its first quarter earnings conference call. A news release containing first quarter results and future earnings guidance is expected to be issued before the market opens on May 1, 2012.

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CRWE, Crown Equity Holdings Inc., CRWE.OB

Voice over Internet Protocol (VoIP) is an internet-based technology that provides the ability to make and receive phone calls over an internet connection, rather than traditional analog PSTN (Public Switched Telephone Network) lines.

VoIP services allow you to call any telephone number including local, long distance, wireless and international numbers.

CRWE?s subsidiary Crown Tele Services Inc. is a provider of affordable, world class (VoIP) communications solutions .

With VoIP telephony features, the user has mobility of services, multi-site call management, productivity and cost savings.

CRWE offers advertising branding and marketing services as a worldwide online multi-media publisher with its digital network of websites and focuses on the distribution of information for the purpose of bringing together a targeted audience and the advertisers that want to reach them.

CRWE?s advertising services cover and connect a range of marketing specialties, as well as provide search engine optimization for clients interested in online media awareness.

More about CRWE at www.crownequityholdings.com.

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The Western Union Company (NYSE:WU) reported that President and CEO Hikmet Ersek will host a webcast and conference call to discuss first quarter 2012 results on April 24, 2012 at 8:30 a.m. Eastern time.

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Alcoa (NYSE:AA) will hold a conference call on Tuesday, April 10, 2012 beginning at 5:00 p.m. (Eastern Time) to discuss first quarter 2012 results and business developments.

The conference call will be webcast live via Alcoa?s website, with presentation materials available on-line

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