H1bs can be transferred easily. I have transferred it 2 times myself. Once your 140 is filed you can extend H1b 3 years at a time indefinitely until you obtain

H1bs can be transferred easily. I have transferred it 2 times myself. Once your 140 is filed you can extend H1b 3 years at a time indefinitely until you obtain your GC. So, whats the risk that you talk about? Most of the H1bs that are denied are ones where the candidate work as a consultant (or a body shopper). I have never heard of H1bs of reputed technology companies being denied.