act with us!


actus ag

Tax consultancy for innovative companies and complex asset structures connected to Liechtenstein.

Team actus ag

About us

  • We are one of the leading and most innovative tax consultancies in Liechtenstein
    We provide consultancy services in the tax laws of Liechtenstein, Germany, and Austria. On top of that, we are constantly developing forward both ourselves and our services.

    “actus ag stands for rethinking taxation”
  • International clients with disruptive technologies
    The clients we advise on a daily basis appreciate our reliability and vision as well as our expertise in new technologies.

    “Others try – we deliver!”
  • We as actus build on sustainable partnerships worldwide.
    This enables us to give you the best possible advice on a national and international level.

    “Be part of a bigger community with actus ag”
  • act with us
    Let us assist you with managing your cross-border tax affairs and optimising your wealth and succession planning. Does your business model build upon disruptive technologies and are you looking for the right support? In that case: act with us.

    “Recover? Discover more possibilities with actus ag!”

Your benefits

Cross-border tax planning

We assist you with your cross-border tax planning and optimisation.

FinTech & blockchain technology

Disruptive technologies are not new territory for us. We have what it takes and with our base in Liechtenstein, we are perfectly located!

National tax consultancy

We will not only give you tailor-made advise on Liechtenstein-related tax planning and optimisation, but we will help you to realise your visions.

IT services

Jump into a new era with us! Machine learning, OCR, or tailor-made interface solutions are no hurdles. We will provide you with individual and innovative solutions. We are your individual interface to the digital world.

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Our general services

Losing control? We will support you and focus on your needs! We offer comprehensive and up-to-date cross-border tax advice for Germany, Austria, Liechtenstein, and Switzerland.

  • Financial statements
  • Accounting
  • Tax returns
  • Declarations
  • Structural analysis & planning
  • Legal Opinions & Expert Reports
  • Tax rulings
  • Voluntary Disclosures

Our Expertise

Your Cryptocurrency Tax Partner


Stay up to date with us!

12. July 2021

Tax issues in the field of Crypto, Blockchain or FinTech?

Tax issues in the field of Crypto, Blockchain or FinTech? We take care of all tax matters!

We are happy and proud to announce that is now live!

18. March 2021

actus ag is collaborating with Andersen Global

20. October 2020

Matthias Langer and Lara Olms took part on the latest report by Cointelegraph and Crypto Research

Matthias Langer and Lara Olms took part on the latest report by Cointelegraph and Crypto Research on the topic of institutional demand for digital assets. Also Prof. Dr. Philipp Sandner, Demelza Hays and many more took part on this research.

01. July 2020

Country Profile Template 2020: Principality of Liechtenstein

Erhältlich als Download (PDF)

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Matthias Langer

Events & presentations

Would you like to gain some insight into what we do or to exchange ideas while networking? You are welcome to join one of our events and presentations. We are looking forward to seeing you there!

Never stop exploring!

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