He was president and CEO during 2002–2010 of Jackson National Life, an insurance company located in Lansing, Michigan.
[a] He is chairman of the board of directors of PPM America, Inc., a subsidiary of Prudential plc.
[2] His activity in the Society of Actuaries included publishing a 1990 article on changes in valuation law, based on a panel discussion that he led.
[7] After stepping down from CEO of Jackson National Life in 2010, Manning was to be an adviser through the end of 2011.
[8] Tidjane Thiam, CEO of Prudential plc, praised Manning's for leaving at JNL "a strong legacy, having put together over the years a first-class management team and achieved excellent results...".