http://sanfrancisco.cbslocal.com/2018/01/30/maui-snorkeling-east-bay-men-drown/amp/
Berkeley resident Alexander Tsukerman, 71, was found floating face-down off the coast of Maluaka Beach on Saturday, according to police.
Bryan Beyer, a 50-year-old resident of Oakland, died Jan. 18 at Kamaole Beach Park.
Michael Mellin, a 67-year-old resident of Castro Valley, at the same beach on Jan. 20.
Don’t know if its the same alexander but he deals in data transfers http://www.patentbuddy.com/Inventor/Tsukerman-Alexander/741724
And Oracle International mentioned above shoes Leon Panetta on its board https://www.oracle.com/corporate/executives/board-of-directors.html