the block between nørrebrogade and ravnsborg tværgade is known as the irma block (danish: irma karréen). the supermarket chain irma was founded at the site 1886. the oldest part of the 20,000 square metre block was built in 1871. it was renovated with the assistance of årstiderne arkitekter in 2014. madklubben opened three restaurants in the complex in 2015. one of them is located in a former irma warehouse in the interior courtyard.