Rogers, who joined at the end of July, reports to MD Simon Nayyar. She is working alongside Nayyar and directors Rex Osborn and Jonathan Roberts.
Last month Huntsworth/Incepta merged Global Consulting Group with Citigate Public Affairs, which will adopt the GCG name next year (PRWeek, 22 July).
Rogers has also been PPS to former health secretaries Frank Dobson and Alan Milburn. Jowell's new PPS is former Department for Culture, Media and Sport civil servant Helen MacNamara.