Calamari apps are hosted in the most secure commercial data centres - Amazon Web Services.
We are compliant with current EU legislation (the 1995 EU Data Protection Directive) and compliant with Polish Law (description available in Polish language if needed). We keep the data of our customers in a separate (per tenant) database.
We provide 3 data centers:
AWS Ireland Data Center to customers in Europe
AWS Singapore Data Center to customers in APAC (Asia Pacific)
AWS USA Data Center to customers in North and South America