Complex sentence: Gimba was also Principal Partner, Summit Chambers, Chief Executive, Century Policy Consultants, Abuja and a member of the Northern Nigerian Strategic Analysis Group from 2005 to 2006.
Split into simpler sentences: Gimba was also Principal Partner, Summit Chambers and was Chief Executive, Century Policy Consultants, Abuja. He was a member of the Northern Nigerian Strategic Analysis Group from 2005 to 2006.