TECHNOLOGY - Aug. 21, 1999

* Andrew Greenebaum will leave his post as chief financial officer of CD Radio Inc. to take the same position at Santa Monica-based ECompanies, an Internet business incubator formed in June by executives from Walt Disney Co. and EarthLink Network. Before joining New York-based CD Radio, Greenebaum, 37, headed the corporate finance group at Disney. CD Radio, which will begin broadcasting satellite-to-car digital music late next year, is conducting a search for a replacement.