Wigan Genealogy

I'm looking for info on Santus's-my maiden name.My Dad is Albert Santus from Spring View, his dad was Ernest Santus born March 1909. His parents were John Santus and Lily Frost,married in 1908.Johns parents were William Santus and Mary Bibby- this is where I am stuck!Can anybody help me. I've also been told that William Santus of Uncle Joes fame and a company called Santus Motorbodies fit into my family tree somehow but I cant work out where