ERP and finance software runs the core administration of an organisation: general ledger, invoicing, purchasing, inventory, payroll interfaces, budgeting and reporting. Small businesses often use cloud accounting packages, while larger organisations run full ERP suites tailored to their processes. Oracle NetSuite and Microsoft Dynamics are common non-EU reference points.
From a sovereignty angle, an ERP system is hard to replace because it is woven into everything else. Business processes, custom fields, integrations with banks, tax authorities and e-commerce, and years of historical transactions all sit inside it. Statutory retention duties mean you must be able to produce complete, readable records long after a contract ends, so full export in a documented format matters as much as hosting location. Customer and supplier records also include personal data, and a vendor with sub-processors outside the EU extends the chain of access.
When comparing European options, look at local fit: statutory chart of accounts, VAT handling, e-invoicing and tax reporting for your countries. Ask about APIs and data export, the vendor's upgrade policy for customisations, the availability of independent implementation partners, and whether self-hosting or open-source editions exist as a fallback.