Complex sentence: One of the firms she worked for was "Burgess and Leigh"-the pottery has since changed name, but it can still be visited-the listed building is now known as the Burleigh pottery.
Split into simpler sentences: One of the firms she worked for was "Burgess and Leigh". This historic pottery has since changed name, but it can still be visited-the listed building is now known as the Burleigh pottery.