Bally Technologies has promoted Neil P. Davidson to the position of senior vice president, chief financial officer and corporate treasurer, succeeding Robert C. Caller, who has retired as CFO. Davidson joined Bally in 2006 as vice president of corporate accounting and was appointed chief accounting officer in May 2008. During his tenure, he worked directly under Caller in assisting the company to improve financial operations. Prior to joining Bally, Davidson served as vice president of finance for Multimedia Games. A certified public accountant, he began his career in the Houston office of KPMG, where he held numerous positions, lastly as audit manager.