Google Analytics
This powerful tracking tool from Google can be used to measure the impact of changes on your website. Furthermore it's a great tool for optimisation purposes. Guava is Authorized Consultants and can deliver the needed solutions for your company.
Urchin Software
Urchin software from Google is the right solution for your company if you need to have the tracking tool hosted inside your company. Urchin shares the powerful features of Google Analytics and is perfect for tracking intranets and internal networks.