Xerox Holdings Corporation announced Xavier Heiss as CFO, a role he’s filled on an interim basis since the end of September.    He reports to John Visentin, Xerox vice chairman and CEO.   “Xavier combines a deep understanding of the financials with a clear vision for renewing Xerox’s growth,” said Visentin. “His well-established relationships across the business and with global customers position him well to help speed our transformation at a critical time in the company’s history.”   ...