The ales the Sheffield Brewery Company produce are:
I have recently seen Seven Hills ale but it isnt featured on their website.
You will find all their ales in Gardeners Rest pub, my favourite being Forgemasters and Five Rivers.
Other pubs I have found some of the ales in are:
Red Lion – this one has the Seven Hills ale
The Sheffield Brewery Company website is here, although some sections seem a bit outdated.
If you need to contact them then all the details are on this page here.
You will also find them on twitter : @