李庆南是数家STPL Group公司的董事会员, 同时也是创新科技(Creative Technology Ltd),Gemplus International SA, GRIC Communications Inc. and ActivCard S.A. (都是美国NASDAQ的榜上公司),InnoMedia Pte Ltd and United Test and Assembly Center Ltd. 的董事会员。李庆南也是Centillium Communications Inc, Chartered Semiconductor Manufacturing Ltd and Enba plc. 的前董事会会员。