
Michael Annen
lic. oec. HSG
Swiss Certified Public
Accountant

Michael Annen
lic. oec. HSG
Swiss Certified Public
Accountant
Professional Experience
lic. oec. HSG
Swiss Certified Public Accountant
Swiss VAT expert FH
Licensed auditor (reg. no. 100354)
IFRS Accountant
Many years of experience with international accounting firms, main areas of practice: auditing and advisory services, tax services for private individuals and corporate clients
Since 1 April 2003 Managing Partner of BRAG
2005–2010 Member Expert Commission Treuhand Suisse
2006-2017 Citizens Council of the City of Zug (Finances)
2013 – 2019 Member of the Expert Commission of Certified Public Accountants of the Swiss Chamber of Accountants and Tax advisors (EXPERTsuisse)
Since 2009 Member of the Accounting Standard board of Swiss GAAP FER
Since 2015 Member of the Executive Board of Swiss GAAP FER
Speaker/author and projects in professional topics of audit and financial accounting
Languages
German, English, French and Spanish
Specialisation
Internal and external audits in Switzerland (due diligence, valuation services, expert opinions)
Advisory services relating to consolidated financial statements (IFRS/FER) and Swiss GAAP FER
Tax advisory services for direct taxes / VAT

Cornelia Avenell
Swiss Certified Public
Accountant

Cornelia Avenell
Swiss Certified Public
Accountant
Professional Experience
lic. oec. publ. University Zurich
Swiss Certified Public Accountant
Licensed auditor (reg. no. 100097)
Until 2009 employed at international and national accounting firms; main areas of practice: auditing and advisory services
Since 1 May 2009 Key Account Manager with BRAG
Since 1 October 2010 Partner of BRAG
Languages
German and English
Specialisation
Audits SCO / FER and IFRS
Audits of pension funds
Audits of groups
Special purpose audits (restructurings, capital increases, foundations, liquidations)
Due diligence

Simon Baumgartner
Swiss Certified Public
Accountant

Simon Baumgartner
Swiss Certified Public
Accountant
Professional Experience
lic. oec. publ. certified public accountant
Licensed audit expert
IFRS Accountant
Many years of experience in international auditing and consulting companies
Many years of experience in trust companies in the national and international environment with focus on auditing and consulting
Since January 1, 2016 head of mandate at BRAG
Since October 1, 2018 Partner at BRAG
Languages
German and English
Specialisation
Audit and consulting of national and international companies/SMEs
Consulting in the field of finance and accounting
Tax consulting for legal entities and individuals
Preparation of expert opinions
Supervision of foundations
Succession planning

Markus Iten
(certified finance and accounting expert)

Markus Iten
(certified finance and accounting expert)
Professional Experience
Swiss Certified Specialist for Finance and Accountant
Swiss VAT expert FH
Licensed auditor (reg. no. 100356)
Since 1986 Key Account Manager and Partner of BRAG
From 1994–2006 President RPK and Member of the Finance Commission of Unterägeri
Since 2013 Member of the Property Gains Tax Commission of Unterägeri (since 2020 president)
Languages
German
Specialisation
Advisory services in finance and accounting
Tax advisory services for legal entities and private individuals
Audits of SMEs and public institutions
Administration of companies (especially associations) incl. financial accounting

Claudia Oostenbrug
DAS VAT

Claudia Oostenbrug
DAS VAT
Professional Experience
Swiss certified fiduciary expert
Swiss certified specialist for finance and accounting
Swiss Licensed Audit Expert (reg. no. 108458)
Long-standing experience in accounting and fiduciary services
Joined BRAG in 2006 and was appointed to key account manager in April 2009
Partner of BRAG as of October 1, 2012
2003 to 2008 member of the foundation council of «Stiftung Alterszentrum Risch-Meierskappel» (as CFO)
Languages
German, English and French
Specialisation
Advisory services in finance, accounting and payroll administration
Tax consulting for corporations and private persons
VAT advisory
Audit of SMEs and public organizations

Iwan Rogenmoser
Diploma
Swiss Certified Public Accountant
CAS Taxation FH

Iwan Rogenmoser
Diploma
Swiss Certified Public Accountant
CAS Taxation FH
Professional Experience
Swiss Certified Public Accountant
Certificate of Advanced Studies Taxation FH
Fiduciary with Federal Diploma
Licensed auditor (reg. no. 101725)
Many years of experience with international accounting and advisory firms
Since 1 October 2012 Key Account Manager and Partner of BRAG
Languages
German and English
Specialisation
Audit services (audits and statutory limited examinations, special audits, due diligence services)
Accounting advisory services (stand alone financial statements, consolidated financial statements in accordance with IFRS or Swiss GAAP FER)
Business advisory services (project and company valuation services, financial and liquidity planning, succession solution)
National tax advisory and compliance services for legal entities and private individuals

Sibylle Blees

Sibylle Blees
Professional Experience
Certified Expert in Finance and Controlling
Languages
German and English
Specialisation
Auditing and consulting
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services

Roman Burch
Master of Advanced Studies ZFH in Accounting and Finance

Roman Burch
Master of Advanced Studies ZFH in Accounting and Finance
Professional Experience
Business Economist FH
Master of Advanced Studies ZFH in Accounting and Finance
Languages
German and English
Specialisation
Tax consulting
Finance and accounting
Personnel administration

Rosmarie Gaberell

Rosmarie Gaberell
Professional Experience
Specialist in Finance and Accounting with Swiss certificate of proficiency
Languages
German and English
Specialisation
Finance and accounting

Luzia Gehrig
Swiss Certified Public Accountant

Luzia Gehrig
Swiss Certified Public Accountant
Professional Experience
Business Economist FH
Swiss Certified Public Accountant
Licensed auditor (reg. no. 104057)
Languages
German and English
Specialisation
Auditing and consulting
Finance and accounting
Personnel administration
Fiduciary services

Sandra Hotz

Sandra Hotz
Professional Experience
Swiss Certified Fiduciary
Languages
German and English
Specialisation
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services
Company succession

Rico Marti
Swiss Certified Public Accountant

Rico Marti
Swiss Certified Public Accountant
Professional Experience
Business Economist FH
Swiss Certified Public Accountant
Licensed auditor (reg. no. 113502)
Languages
German and English
Specialisation
Auditing and consulting
Audit of groups
Special purpose audits (restructurings, capital increases, foundations and liquidations)

Albert Müller

Albert Müller
Professional Experience
Fiduciary with Federal Diploma
Languages
German and English
Specialisation
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services

Stefan Neuweiler

Stefan Neuweiler
Professional Experience
Fiduciary with Federal Diploma
Languages
German and English
Specialisation
Auditing and consulting
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services

Christian Bäni

Christian Bäni
Professional Experience
Bachelor of Science in Economics
Languages
German and English
Specialisation
Auditing and consulting
Tax consulting
Finance and accounting
Personnel administration

Juliette Bielmann

Juliette Bielmann
Professional Experience
Commercial Employee
Languages
German, English and French
Specialisation
Auditing and consulting
Tax consulting
Finance and accounting

Marlis Bordelais

Marlis Bordelais
Professional Experience
Specialist in Finance and Accounting with Swiss certificate of proficiency
Languages
German, English and French
Specialisation
Tax consulting
Finance and accounting
Personnel administration

Nick Hächler

Nick Hächler
Professional Experience
Trainee
Languages
German, English
Specialisation
Auditing and consulting
Tax consultancy
Finance and accounting

Anisa Kotoric

Anisa Kotoric
Professional Experience
Trainee
Languages
German and English
Specialisation
Finance and accounting

Heidy Mattmann

Heidy Mattmann
Professional Experience
Specialist in Finance and Accounting with Swiss certificate of proficiency
Languages
German and English
Specialisation
Comprehensive tax advice for individuals and legal entities throughout Switzerland, possibly also with reference to foreign countries, in particular in the area of direct taxes
Preliminary clarifications, preparation of tax rulings
Declarations incl. intercantonal and international tax allocations
Control of assessments and – if necessary – contesting the legal process through the various instances
Reclaimin withholding taxes on Swiss and foreign income
Real estate gains taxes (incl. allocations between cantons with different tax systems)
Property transfer tax
Examination of AHV bills for self-employed persons
Clarification and calculation of tax consequences in case of restructuring, succession planning, business closures

Fabian Lienert

Fabian Lienert
Professional Experience
Swiss Certified Public Accountant
Languages
German and English
Specialisation
Auditing and consulting
Finance and accounting

Verona Mustafa

Verona Mustafa
Professional Experience
Commercial Employee
Languages
German and English
Specialisation
Auditing and consulting
Tax consulting
Finance and accounting
Personnel administration

Andrea Rogenmoser

Andrea Rogenmoser
Professional Experience
Swiss Certified Specialist for Human Resources
Languages
German and English
Specialisation
Personnel administration
Fiduciary services

Irene Schmidt

Irene Schmidt
Professional Experience
Commercial Employee
Languages
German and English
Specialisation
Tax consultancy
Finance and accounting
Personnel administration

Adriana Ziskova

Adriana Ziskova
Professional Experience
Business Economist FH
Officemanager
Languages
German, English, Slovak and Czech
Specialisation
Fiduciary services

Nils Sidler

Nils Sidler
Professional Experience
Trainee
Languages
German and English
Specialisation
Finance and accounting

Christian Bäni

Christian Bäni
Professional Experience
Bachelor of Science in Economics
Languages
German and English
Specialisation
Auditing and consulting
Tax consulting
Finance and accounting
Personnel administration

Juliette Bielmann

Juliette Bielmann
Professional Experience
Commercial Employee
Languages
German, English and French
Specialisation
Auditing and consulting
Tax consulting
Finance and accounting

Marlis Bordelais

Marlis Bordelais
Professional Experience
Specialist in Finance and Accounting with Swiss certificate of proficiency
Languages
German, English and French
Specialisation
Tax consulting
Finance and accounting
Personnel administration

Nick Hächler

Nick Hächler
Professional Experience
Trainee
Languages
German, English
Specialisation
Auditing and consulting
Tax consultancy
Finance and accounting

Anisa Kotoric

Anisa Kotoric
Professional Experience
Trainee
Languages
German and English
Specialisation
Finance and accounting

Heidy Mattmann

Heidy Mattmann
Professional Experience
Specialist in Finance and Accounting with Swiss certificate of proficiency
Languages
German and English
Specialisation
Comprehensive tax advice for individuals and legal entities throughout Switzerland, possibly also with reference to foreign countries, in particular in the area of direct taxes
Preliminary clarifications, preparation of tax rulings
Declarations incl. intercantonal and international tax allocations
Control of assessments and – if necessary – contesting the legal process through the various instances
Reclaimin withholding taxes on Swiss and foreign income
Real estate gains taxes (incl. allocations between cantons with different tax systems)
Property transfer tax
Examination of AHV bills for self-employed persons
Clarification and calculation of tax consequences in case of restructuring, succession planning, business closures

Fabian Lienert

Fabian Lienert
Professional Experience
Swiss Certified Public Accountant
Languages
German and English
Specialisation
Auditing and consulting
Finance and accounting

Verona Mustafa

Verona Mustafa
Professional Experience
Commercial Employee
Languages
German and English
Specialisation
Auditing and consulting
Tax consulting
Finance and accounting
Personnel administration

Andrea Rogenmoser

Andrea Rogenmoser
Professional Experience
Swiss Certified Specialist for Human Resources
Languages
German and English
Specialisation
Personnel administration
Fiduciary services

Irene Schmidt

Irene Schmidt
Professional Experience
Commercial Employee
Languages
German and English
Specialisation
Tax consultancy
Finance and accounting
Personnel administration

Adriana Ziskova

Adriana Ziskova
Professional Experience
Business Economist FH
Officemanager
Languages
German, English, Slovak and Czech
Specialisation
Fiduciary services

Nils Sidler

Nils Sidler
Professional Experience
Trainee
Languages
German and English
Specialisation
Finance and accounting

Rosmarie Gaberell

Rosmarie Gaberell
Professional Experience
Specialist in Finance and Accounting with Swiss certificate of proficiency
Languages
German and English
Specialisation
Finance and accounting

Luzia Gehrig
Swiss Certified Public Accountant

Luzia Gehrig
Swiss Certified Public Accountant
Professional Experience
Business Economist FH
Swiss Certified Public Accountant
Licensed auditor (reg. no. 104057)
Languages
German and English
Specialisation
Auditing and consulting
Finance and accounting
Personnel administration
Fiduciary services

Sandra Hotz

Sandra Hotz
Professional Experience
Swiss Certified Fiduciary
Languages
German and English
Specialisation
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services
Company succession

Rico Marti
Swiss Certified Public Accountant

Rico Marti
Swiss Certified Public Accountant
Professional Experience
Business Economist FH
Swiss Certified Public Accountant
Licensed auditor (reg. no. 113502)
Languages
German and English
Specialisation
Auditing and consulting
Audit of groups
Special purpose audits (restructurings, capital increases, foundations and liquidations)

Albert Müller

Albert Müller
Professional Experience
Fiduciary with Federal Diploma
Languages
German and English
Specialisation
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services

Stefan Neuweiler

Stefan Neuweiler
Professional Experience
Fiduciary with Federal Diploma
Languages
German and English
Specialisation
Auditing and consulting
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services

Sibylle Blees

Sibylle Blees
Professional Experience
Certified Expert in Finance and Controlling
Languages
German and English
Specialisation
Auditing and consulting
Tax consultancy
Finance and accounting
Personnel administration
Fiduciary services

Roman Burch
Master of Advanced Studies ZFH in Accounting and Finance

Roman Burch
Master of Advanced Studies ZFH in Accounting and Finance
Professional Experience
Business Economist FH
Master of Advanced Studies ZFH in Accounting and Finance
Languages
German and English
Specialisation
Tax consulting
Finance and accounting
Personnel administration

Michael Annen
lic. oec. HSG
Swiss Certified Public
Accountant

Michael Annen
lic. oec. HSG
Swiss Certified Public
Accountant
Professional Experience
lic. oec. HSG
Swiss Certified Public Accountant
Swiss VAT expert FH
Licensed auditor (reg. no. 100354)
IFRS Accountant
Many years of experience with international accounting firms, main areas of practice: auditing and advisory services, tax services for private individuals and corporate clients
Since 1 April 2003 Managing Partner of BRAG
2005–2010 Member Expert Commission Treuhand Suisse
2006-2017 Citizens Council of the City of Zug (Finances)
2013 – 2019 Member of the Expert Commission of Certified Public Accountants of the Swiss Chamber of Accountants and Tax advisors (EXPERTsuisse)
Since 2009 Member of the Accounting Standard board of Swiss GAAP FER
Since 2015 Member of the Executive Board of Swiss GAAP FER
Speaker/author and projects in professional topics of audit and financial accounting
Languages
German, English, French and Spanish
Specialisation
Internal and external audits in Switzerland (due diligence, valuation services, expert opinions)
Advisory services relating to consolidated financial statements (IFRS/FER) and Swiss GAAP FER
Tax advisory services for direct taxes / VAT

Cornelia Avenell
Swiss Certified Public
Accountant

Cornelia Avenell
Swiss Certified Public
Accountant
Professional Experience
lic. oec. publ. University Zurich
Swiss Certified Public Accountant
Licensed auditor (reg. no. 100097)
Until 2009 employed at international and national accounting firms; main areas of practice: auditing and advisory services
Since 1 May 2009 Key Account Manager with BRAG
Since 1 October 2010 Partner of BRAG
Languages
German and English
Specialisation
Audits SCO / FER and IFRS
Audits of pension funds
Audits of groups
Special purpose audits (restructurings, capital increases, foundations, liquidations)
Due diligence

Simon Baumgartner
Swiss Certified Public
Accountant

Simon Baumgartner
Swiss Certified Public
Accountant
Professional Experience
lic. oec. publ. certified public accountant
Licensed audit expert
IFRS Accountant
Many years of experience in international auditing and consulting companies
Many years of experience in trust companies in the national and international environment with focus on auditing and consulting
Since January 1, 2016 head of mandate at BRAG
Since October 1, 2018 Partner at BRAG
Languages
German and English
Specialisation
Audit and consulting of national and international companies/SMEs
Consulting in the field of finance and accounting
Tax consulting for legal entities and individuals
Preparation of expert opinions
Supervision of foundations
Succession planning

Markus Iten
(certified finance and accounting expert)

Markus Iten
(certified finance and accounting expert)
Professional Experience
Swiss Certified Specialist for Finance and Accountant
Swiss VAT expert FH
Licensed auditor (reg. no. 100356)
Since 1986 Key Account Manager and Partner of BRAG
From 1994–2006 President RPK and Member of the Finance Commission of Unterägeri
Since 2013 Member of the Property Gains Tax Commission of Unterägeri (since 2020 president)
Languages
German
Specialisation
Advisory services in finance and accounting
Tax advisory services for legal entities and private individuals
Audits of SMEs and public institutions
Administration of companies (especially associations) incl. financial accounting

Claudia Oostenbrug
DAS VAT

Claudia Oostenbrug
DAS VAT
Professional Experience
Swiss certified fiduciary expert
Swiss certified specialist for finance and accounting
Swiss Licensed Audit Expert (reg. no. 108458)
Long-standing experience in accounting and fiduciary services
Joined BRAG in 2006 and was appointed to key account manager in April 2009
Partner of BRAG as of October 1, 2012
2003 to 2008 member of the foundation council of «Stiftung Alterszentrum Risch-Meierskappel» (as CFO)
Languages
German, English and French
Specialisation
Advisory services in finance, accounting and payroll administration
Tax consulting for corporations and private persons
VAT advisory
Audit of SMEs and public organizations

Iwan Rogenmoser
Diploma
Swiss Certified Public Accountant
CAS Taxation FH

Iwan Rogenmoser
Diploma
Swiss Certified Public Accountant
CAS Taxation FH
Professional Experience
Swiss Certified Public Accountant
Certificate of Advanced Studies Taxation FH
Fiduciary with Federal Diploma
Licensed auditor (reg. no. 101725)
Many years of experience with international accounting and advisory firms
Since 1 October 2012 Key Account Manager and Partner of BRAG
Languages
German and English
Specialisation
Audit services (audits and statutory limited examinations, special audits, due diligence services)
Accounting advisory services (stand alone financial statements, consolidated financial statements in accordance with IFRS or Swiss GAAP FER)
Business advisory services (project and company valuation services, financial and liquidity planning, succession solution)
National tax advisory and compliance services for legal entities and private individuals