Thomann-Hanry® are an award-winning main contractor for external façade restoration. Using façade gommage®, the only system designed to professionally clean building façades without the need for scaffolding, the company has cleaned and renovated hundreds of UK’s most historic landmarks including King's College Cambridge, The Bank of England and Somerset House.

In addition to cleaning, the company offers professional façade restoration, masonry repairs and external building refurbishment alongside a division dedicated to cleaning and restoring natural stone floor.