These threads always come out the same - i'd recommend this guy - I wouldn't because he is an arsehole ...etc...etc...etc.
At the end of the ady EVERY workshop has lovers and haters and plenty in between.
You are just going to have to make a decision based on the fact that some people use a specific workshop.
If its close, if the work they are doing is not rocket science, they have had no-one threatening to burn them down because the destroyed their car -
then what is the issue????