Hey Sterling Solutions, how's it going?

I have been working on your logo from the following brief:

Logo with Logo Mark and Text Based Design
To include “Sterling Solutions Ltd”
To include an S with a rising graph or £ design
Including these 2 colours

Here are a few ideas I have come up with:

I'll continue to work on some more ideas but please let me know your thoughts on these!

Cheers, fellas!