Accounting Solutions for Your Business

Reliable accounting tailored to your company's needs. Financial organisation and regulatory compliance so you can focus on growth.

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Tax Planning & Optimization

Practical tax strategies to minimise liabilities while maintaining full compliance with Portuguese law.

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Company Formation Support

We guide you through company formation — from legal structure selection to registration and start-of-activity formalities.

Notary & Documentation

Preparation and formalisation of deeds, contracts and corporate documentation with accuracy and care.

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Personal Tax Returns (IRS)

Filing and optimisation of IRS returns for individuals with an eye for deductions and tax benefits.

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Business Consulting

Strategic and operational support to improve management, efficiency and compliance across your organisation.

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Meet Dualoffice

Your trusted partner for accounting and tax matters.

Dualoffice | Business Consultants

Dualoffice provides specialised accounting, tax, company formation, notarial and business consultancy services. Our experienced team delivers personalised support to companies and individuals, ensuring legal compliance, tax optimisation and practical solutions for daily financial management.

Comprehensive accounting services for businesses
Specialised tax planning and advisory
Support for company formation and regularisation
Confidential, personalised service with professional rigor

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Our Accounting Services

Professional solutions for accounting, tax and corporate needs.

Contabilidade

Gestão contabilística completa para empresas e profissionais.

Fiscalidade

Planeamento fiscal e cumprimento das obrigações tributárias.

Declarações de IRS (Particulares)

Apoio e entrega de IRS para particulares, com otimização fiscal.

Constituição de Sociedades

Acompanhamento completo desde a escolha da forma jurídica até o registo.

Escrituras

Preparação e formalização de escrituras e documentos notariais.

Consultoria Empresarial

Soluções de gestão e apoio a decisões estratégicas para empresas.

Appointment Details

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Testimonials

What our clients say about Dualoffice.

Professional and reliable

The Dualoffice team manages our accounting with precision and promptness. Highly recommended.

Maria S. - Maria S. - Business Owner

Excellent tax advice

We received clear and effective tax recommendations that helped optimise our liabilities.

João F. - João F. - Company Owner

Smooth company formation

They handled our company incorporation quickly and professionally. Great follow-up.

Ana P. - Ana P. - Founder

Responsive and practical

Any time we had a question, they replied quickly with practical solutions. Excellent service.

Ricardo G. - Ricardo G. - Client

Clear communication

They explain tax and accounting matters in a simple way so we always understand our obligations.

Beatriz L. - Beatriz L. - Client

Strategic support

Their consultancy helped us make better financial decisions that supported our growth.

Carlos M. - Carlos M. - Business Owner

Personalised service

We felt the solutions were tailored to our reality. Very professional approach.

Sofia D. - Sofia D. - Client

Reliable partner

Working with Dualoffice gave us confidence in our accounting and tax management.