APACT 09 is an open forum for the presentation and discussion of recent advances in engineering and scientific topics relevant to process analytics and control technologies. Plenary and keynote speakers will describe the formulation and implementation of PAC strategies, review the benefits that can be achieved, and report recent developments. Following the success of previous conferences in Glasgow, York, Bath, Birmingham, Oxford and Edinburgh, APACT 09 wil be a three-day meeting featuring plenary and parallel sessions on topics crucial to the achievement of manufacturing excellence.