Thomas Lorenz Ernst


Certified Expert in Business Administration
Certified Expert in Finance & Controlling
Certified Accountant (FL)
Swiss federal diploma as real estate specialist

Chairman of Revigroup Holding AG

Languages: italian, german, english, french

married, 2 children

Thomas Ernst joined Revigroup Lugano in 1994 and is auditor-in-charge.


Roger Wyss


Master’s degree in economics and business, University of Zurich (lic. oec. publ.)
Certified Expert in Business Administration

Member of the Board of Directors of Revigroup

Languages: English, German, French

Married, 2 children

Roger Wyss joined the Zurich-based accounting firm SBT Steuer-Bilanz-Treuhand AG in 1996, is its managing Partner and CEO and is specialized on complex accounting structures and management con­sul­ting.


Gabriela Röthlin


Swiss Certified Accountant (CPA) and Swiss Certified Fiduciary

Qualified psychologist UAS (area of expertise: occupational & organisational psychology)

Managing Director of Revigroup

Gabriela Röthlin joined Revigroup Zurich Ltd. In 2008 and is its Managing Director. She has over a decade of wide experience as Swiss Certified Accountant. She is chairwoman of the examination board for “Swiss Fiduciary certificate” and member of STV and Swiss Institute of Certified Accountants and Tax Consultants.