Can you tell us what this logo is supposed to represent? What has the client asked for? Are you just creating a single character or will “Inc., LLC, Co”, etc. be included? These are just a few basic examples you need to know before you begin your research.
As far as Wayne Enterprises, they have a horrendous logo.
When you mentioned ‘W’, the first thing that came to mind was this:
Artwork by Spencer Charles.
Make sure using Dribbble or Logopond for inspiration is just that. There have been numerous instances where people have copied work from there and I’d hate to see you ruin your reputation as a designer by doing so. Not that you will.