Logo critiques

Hi,

I have couple od logo designs for my own use. (it will on onscreen and on credit details of all the work i have done)

site (portfolio) is called amitation.co.uk

Please let me know:
If I need to add more details and if so what details.
Any thing that need to be removed or change.
color is not an issue since i am going to make them ALL in different colors and design inside them.

Here is the main designs.