About Us
As the pearl of the trust industry, we combine customer proximity with excellence
Our Story
Putting the customer first
4 locations: Baar, Zurich, Lugano, Liechtenstein.
4 client groups: SMEs, private individuals, crypto companies, family offices.
3 core areas: Accounting, taxes, audit.
1 commitment: Excellence.
Our name combines the Malay MUTIARA (pearl) with the Latin MUTATIO (change).
This describes our aspiration:
Excellence in substance, guidance through change.
What sets us apart:
- Personal contacts instead of call centers.
- Management that is directly accessible.
- A team that continuously develops its skills.
- Modern technology that works.
- Discretion without compromise.
Your business in focus, your numbers under control
What drives us
Clients who trust us.
Problems we solve.
A team that’s fully committed.
Our Mission
With expertise, experience and commitment, we develop tailor-made solutions for our customers. Excellent in the matter and courageous in change, we work together towards your goals.
Our Vision
As the pearl of the trust industry, we combine customer proximity with excellence.
Our Values
We win together
Success comes from working together. Whether in a team or with our customers – we work in partnership, respectfully and solution-oriented. Together we achieve more.
We tell it like it is
Honestly, directly, on an equal footing. We speak plainly – both internally and externally. Openness creates trust and trust is the basis of our cooperation.
We live quality
Care is not an extra – it is our standard. We think along, work closely and take responsibility. Because only real quality convinces in the long term.
Our values are at the heart of our daily work. Whether working as a team or with our customers, they guide us every step of the way and shape every decision we make.
Our Story
2006 – Foundation of MUTARA Audit AG, Switzerland.
2012 – Foundation of MUTARA Treuhand AG, Switzerland.
2015 – Foundation of MUTARA Treuhand Zürich AG, Switzerland.
2024 – Foundation of MUTARA Treuhand (Liechtenstein) AG, Liechtenstein.
2024 – Foundation of MUTARA Treuhand (Lugano) AG, Lugano.
Company History
Complex cases require individual solutions.
This is what motivates Séverin Knüsel every day.
In 2006, he founded MUTARA Audit AG.
This was followed in 2012 by MUTARA Treuhand AG in Baar – now the heart of the group.
What began as a vision is now an established group of companies with locations in Baar, Zurich, Lugano and Liechtenstein.
We serve SMEs, family offices, crypto companies, and private individuals.
Personal, solution-oriented and always close to the customer.
Your business in focus, your numbers under control.
Meet Our Team

Séverin Knüsel
Managing Director, CEO
Swiss Certified Tax Expert, Swiss Certified Trustee Expert and licensed auditor expert in accordance with the Auditor Oversight Act (AOA).
Séverin Knüsel has in-depth expertise in accounting, auditing, and taxation.
Thanks to his many years of experience at various auditing and tax consulting firms, he has extensive experience in tax advisory, business consulting, and accounting.
Languages: German and English.

Tiziana Barranca
MANAGING DIRECTOR
[MUTARA Fiduciaria Lugano SA]
Swiss Certified Trustee Expert
Tiziana Barranca has in-depth expertise in accounting, business consulting,
taxation, and real estate management.
Thanks to her many years of experience at various auditing and tax consulting firms,
she has extensive experience in these areas.
Language: Italian and English

Christoph Hasler
MANAGING DIRECTOR AND MEMBER OF THE BOARD OF DIRECTORS
[MUTARA Treuhand (Liechtenstein) AG]
M.A. HSG, Certified Fiduciary Expert, CFA
Christoph Hasler holds a master’s degree in Banking Finance from the University of St. Gallen (HSG) and an LL.M. in International Corporate Commercial Law from King’s College London.
He has in-depth knowledge of the fiduciary sector. After working for Liechtenstein trust companies for many years, he has extensive experience in Liechtenstein corporate law, business consulting, taxes and accounting.
Languages: German and English.

Claudia Frei
Partner
M.A. HSG, Chartered Accountant
Claudia Frei holds a Master’s degree in Accounting & Finance from the University of St. Gallen (HSG). She has in-depth knowledge in the fields of accounting, finance, auditing, consultancy and taxation. Thanks to her many years’ experience working for various audit and fiduciary firms, as well as in the finance departments (CFO, controlling, bookkeeping and project management) of companies in the banking, insurance and construction sectors, she has extensive experience in auditing, tax consultancy, management consultancy, bookkeeping and controlling. She is also a member of the Executive Board of ExpertSuisse’s Zurich section and Chair of the Quality Assurance Commission for Fiduciary Experts.
Languages: German, English and French.

Andreas Gilgen
Advisory Partner
Fiduciary with Swiss Federal Certificate of Proficiency, MBA Manchester Business School.
Andreas Gilgen has been working in accounting and consulting since 1988.
He has previously worked for several national and international fiduciary and auditing firms, where he was responsible for trust companies and complex structures.
Languages: German and English.

Martin Gloor
Consultant
Swiss Certified accountant CPA
Martin Pius Gloor is a Swiss Certified Accountant with many years of experience in auditing, particularly in the areas of regulation and anti-money laundering.
Martin was a partner at a Big 4 firm in Lugano for several years.
Languages: German, English, Italian, French and Spanish

Coming Soon
Blockchain and AI Expert

Tamara Knüsel
EXECUTIVE ASSISTANT (F)
[MUTARA Fiduciaria Lugano SA]
[MUTARA Treuhand (Liechtenstein) AG]

Ivo Gergen
Forensic Partner
Ivo Gergen holds a degree in Business Administration from Germany and has in-depth professional experience in the field of forensic accounting, economic reports, insolvency expertise and fraud investigation. He is also registered with several courts as a court-approved expert in Germany and Switzerland.
Languages: German and English.

Mario Spaltheft
MANAGER (M)

Antonio Antenore
Manager

Andrea Ravi
Manager

Mike Kobelt
ASSISTANT (M)

Maria Cerchiara
Assistent (F)
[MUTARA Fiduciaria Lugano SA]

Lars Anderegg
ASSISTANT (M)

Noa Meier
ASSISTANT (M)

Martina Schläpfer
Assistent (F)
[MUTARA Treuhand AG]
[MUTARA Fiduciaria (Liechtenstein) AG]

Sciano Ravi
ASSISTANT (F)

Julia Palii
ASSISTANT (F)

Emily Saddik
PRAKTIKANTIN

Daniel Bütler
Consultant
Associazione Iscrizioni
Memberships
- EXPERTsuisse (Swiss expert association for auditing, tax and trustee relationship).
- Zuger Wirtschaftskammer (The Zug Chamber of Commerce).
- Licensed Auditor ASA as MUTARA Audit AG.
- Zuger Treuhändervereinigung ZTV (Fiduciary Association of Zug) Secretary of this Association since 2008.
- Zuger Steuervereinigung ZSV (Zug tax association) Secretary since 2010.
- Crypto Valley Association in the working Group Tax, Accounting, Auditing since 2018 (since the establishing of this working Group).
- Member of the Property Gains Tax Commission of Baar.(Grundstückgewinnsteuerkommission).