Our supply chain covers a range of products and services including information technology equipment and services, insurance, building maintenance, security, cleaning and catering.

(Bank ABC- Slavery and Human Trafficking Statement, p.1)

No mention of specific facilities, company states they have suppliers in UK and Europe (among other places)

"We still see our risk of directly employing victims of modern slavery as low. Of our main suppliers, most do business in the UK or Europe, or offer low-risk products or services. Some suppliers are located in higher-risk countries or offer higher-risk services such as security, cleaning and catering."