We are Customer Focused

ACTICONTA is focused on providing top quality services to the business world.


In an increasingly competitive economy, timely and quality financial information is crucial to the survival and growth of organizations.


Serve our customers in the best conditions, giving them all the support they need for better management of their companies .


  • Customer Satisfaction
  • Quality
  • Trust
  • Rigor
  • Speed
  • Ethic
  • Commitment

Our experience and knowledge

ACTICONTA — Gabinete Técnico de Contabilidade e Fiscalidade, Lda.”, established in April 1985 , is a company specializing in the areas of accounting - tax and analytical, human resources, tax advice and financial audit. .

On April 8, 1985, Elias Mendonça materialized a longtime dream. It was then that he founded the accounting firm named ACTICONTA. Founded in Lisbon, where it was headquartered in various locations, it has settled definitively in Mafra from 2006.

30+ years


Organizamos as atividades de gestão

Since its foundation, ACTICONTA has been operating in the municipalities of Lisbon, Mafra, Oeiras, Cascais and Amadora.

It has a permanent technical staff with specific technical courses, which allow it to define its objectives based on competence, professional ethics, accuracy and objectivity of information.

Integrating in each area the most qualified elements for each specific service, ACTICONTA seeks to ensure not only the quality of services provided and the satisfaction of its customers, but also the commitment and motivation of all elements involved.

The management team

Brígida Mendonça

Graduated in Accounting and Administration

Accounting and Human Resources

Luís Simões

Graduated in Accounting and Administration
Certified Accountant no.94132 


We offer a wide range of quality services that will help you run your business.

2020,  ACTICONTA® all rights reserved