Louis J. D'Ambrosio is the former Chief Executive Officer of Sears Holdings Corporation. Prior to that, he was President and Chief Executive Officer of Avaya, responsible for the overall strategy, direction and operations of the corporation. On January 7, 2013, it was announced that he will step down at the end of its fiscal year on Feb. 2, 2013 due to family health matters.  On August 19, 2013, it was publicly announced that he will assume the role of Chairman of the Board for Sensus, "a leading provider of clean-technology solutions" based in Raleigh, NC.
Early life and education
D'Ambrosio joined IBM after college, working there for sixteen years. When he left the company in August 2002, he was responsible for worldwide sales and marketing for IBM's $12 billion software group.
In July 2006, he became president and chief executive officer at Avaya, responsible for Avaya's $5 billion revenue stream.  He had been President, Global Sales and Marketing at Avaya, and prior to that had been in charge of Avaya's $2 billion Global Services business unit, comprising 7,000 professionals across the full life-cycle of services, including network consulting, integration, maintenance and managed services.
In February 2011, Sears Holdings Corp. named D'Ambrosio as their new chief executive officer and president. He had worked as a consultant to Sears' board for the previous six months.
In February 2010, D'Ambrosio was elected to the Board of Trustees of The Jackson Laboratory, a nonprofit biomedical research institution in Bar Harbor, Maine .
- "Biography of Louis D"Ambrosio". RILA.com. Retrieved 2011-12-28.
- "Sears CEO D'Ambrosio to step down". Chicago Tribune. Retrieved 2013-1-7.
- "Smartgrid firm Sensus looks to hire after landing huge contract in UK" WRAL Techwire, retrieved August 21, 2013
- Robert C. DeMarzo (August 12, 2002). "IBM Software Exec D'Ambrosio Abruptly Quits". CRN.
- Stephen Lawson (July 25, 2006). "Avaya CEO steps down". InfoWorld.
- Solsman, Joan E. (February 23, 2011). "Sears Names Former Avaya CEO As New Chief After 3-Year Search". Dow Jones Newswires. Retrieved 30 Aug 2011.
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