The core activity of Treuhand Arn & Partner AG is the provision of services in the areas of auditing, tax consulting, accounting and corporate consulting for small and medium-sized enterprises. Specifically, this includes: Accounting: financial, payroll, accounts payable and accounts receivable accounting, annual financial statements; Auditing: due diligence audits, financial statement audits, revisions; Tax consulting: tax returns, representation in tax matters, tax planning; Corporate consulting: consulting for company formations, restructuring and succession planning, troubleshooting and temporary assignments.