Saudi's Acwa Power targets 2016 IPO on domestic bourse -CEO

(Adds CEO quotes, Africa expansion plans) CAPE TOWN, Sept 29 (Reuters) - Saudi Arabia-based power and water project developer, Acwa Power, is aiming for a stock market floatation on the Saudi bourse sometime next year, its chief executive said on Tuesday. The company, which has $27 billion worth of assets, with another $17 billion under construction, is involved in renewable energy projects across Africa and was bullish on its growth. "We are committed to broadening the shareholder base, includi