Hi there,
I am interested in this job. I can help you in upgrading BW to 7.5.
I have extensive experience of 14+ years in installation, upgrade of sap products . I have done 2 similar BW upgrade projects earlier end to end , that is, right from analysing the system, suggesting the correct upgrade path based on current SAP, Database, operating system and target version, performing housekeeping, pre upgrade , upgrade and post upgrade steps fully.
We can have a call for initial discussion.