All the features you need:
Project Task Manager is a professional task management application using a centralised database for managing project related task of any size. It enables team leaders and team members to create, manage and share task information with instant visibility.
Project Assistant's Task manager will allow you and your team members to create, Assign, and track, project tasks. You can assign your own defined status information to the task allowing you to keep track of all aspect of the task.
Integrating with Project Assistants Change Control Manager, Task's can be auto generated, during the "Change Control" review and acceptance stage. These tasks can then be monitored giving you a more informed audit either an individual task or the whole "Change Request" completion status.