Sept 14 (Reuters) - De.Mem Ltd DEM.AX :
* Announces acquisition of Akwa Worx Pty Ltd and Akwa Facility Maintenance Pty Ltd
* A$1.5 million in cash plus A$460,000 in de-mem shares to be provided on completion of deal
* Deal to acquire 100% in shares of Akwa-Worx Pty Ltd and Akwa Facility Maintenance Pty Ltd