Amadeo Wirtschaftsprüfung AG is an audit firm providing statutory and limited audits and audit-related services for small and medium-sized enterprises. Services listed on the website include ordinary and limited audits, special audits (founding audits, capital increases and decreases, audits under the Merger Act, liquidation audits and changes of registered office), accounting advice under the Swiss Code of Obligations and Swiss GAAP FER, due diligence engagements and internal control consulting; the firm cooperates with Facto Treuhand AG for accounting, tax and business advisory matters.