23-year-old Corisande Collins was left paralysed after an overloaded cage of paint toppled on her.
Tayto Group Limited had failed to implement health and safety measures, Northampton Crown Court heard.
A 29-year-old man fell five storeys after attempting to free himself from a lift.
Dumfries & Galloway Housing Partnership Limited was fined £8,000.
Muller UK and Ireland pleaded guilty to breaching health and safety regulations at Manchester Crown Court.