Is Alice McGee Producer still with Harpo Productions

No
According to her Linked in profile she was Senior Supervising Producer in  Harpo January 1984 – September 2002 (18 years 9 months) and Supervising Producer for Oprah's Book Club Harpo from
September 1996 – May 2002 (5 years 9 months) and producer in The Oprah Winfrey Show 1984 – 2002 (18 years)