Services

We help businesses grow with reliable accounting, tax, payroll, and corporate advisory services.

At ATCA, we support Swiss and international businesses with tailored accounting, tax compliance, payroll management, company formation, domiciliation, and business advisory services. Our experienced team provides practical solutions, ensuring compliance, efficiency, and peace of mind so you can focus on growing your business.

Accounting Solutions

Accurate bookkeeping and financial management designed to keep your business organized and growth-ready.

Corporate Tax Services

Smart tax planning and compliance solutions that help businesses reduce risks and maximize efficiency.

Payroll & Employee Support

Reliable payroll processing and social charge management to ensure smooth employee payments.

Business Consulting

Strategic financial and operational guidance to help your business make smarter decisions.

Financial Process Optimization

Improve efficiency with streamlined financial systems that simplify operations and boost performance.

Business Domiciliation

Professional Swiss business address solutions for startups and international companies.

Company Formation Services

End-to-end support for setting up your business smoothly and compliantly in Switzerland.

Internal Audit & Compliance

Comprehensive audit services that strengthen transparency, compliance, and financial confidence.