Personalities

Movers and shakers with expertise

Our experts come from a wide range of different fields. What they all share is the same integrated approach to consulting – and the same goal: to join forces with you to achieve the best possible results for you. We love new challenges. But we don’t do things by half measures. When we do something, we do it right. And we enjoy doing it.

Search and find
Looking for a point of contact for a specific issue or specialist field? Feel free to use our search function. If you want to search for a specific name, the alphabetic team overview can take you straight to what you are looking for. This section lists contact information as well as areas of expertise and practice areas.

All of us look forward to getting to know you – and to working with you to find just the right solution for your individual needs.

Carina Andree

Tax Consultant

Focus of services:

  • International taxation
  • Domestic and international corporate taxation
  • Expert opinion on taxation issues
  • Accompaniment of tax field audits

 

Professional career:

  • Tax consultant at ADKL (since 2023)
  • Appointment as tax consultant (2022)
  • Inhouse Tax specialist (2021-2023)
  • Tax assistant at Deloitte in the Business Tax department (2012-2021)

Carina Andree

Tax Consultant

Axel Augustin

public auditor, tax advisor

Specific industry knowledge

  • Banks
  • Public enterprises
  • Aviation
  • Business-related services

Focus of services

  • Company valuation
  • Internal audit
  • Accounting projects, for instance IFRS conversions

Professional career

  • Senior Manager Financial Services EY (2018-2020)
  • Head of finance department WGZ BANK AG / DZ BANK AG, Düsseldorf (2006-2017)
  • Appointment as public auditor (2001)
  • Appointment as tax consultant (1998)
  • PWC Düsseldorf (1994-2006)
  • Studies: Economics, Bonn /Helsinki, Finland

Axel Augustin

public auditor, tax advisor

Tim Blome

public auditor, tax advisor

Specific industry knowledge

  • Automotive
  • Plant engineering
  • Trade
  • IT service provider

Focus of services

  • Preparation/verification of survival prognoses according to IDW S11
  • Due diligence and support of corporate transactions (M&A)
  • Creation of remediation concepts according to IDW S6
  • Auditing in special situations, especially transformation processes

Professional career

  • Partner at ADKL (since 2022)
  • Auditor, tax consultant with ADKL (since 2019)
  • Buth & Hermanns (2015 – 2019)
  • Ernst & Young (2007 – 2015)

Tim Blome

public auditor, tax advisor

Andreas Boch

tax advisor

Specific industry knowledge

  • Steel and metal industry
  • Wood-based panels industry
  • Real estate
  • Service sector / consulting professions

Focus of services

  • Consulting for national and international groups of companies
  • Restructuring of groups and companies (also cross-border)
  • Accompaniment of company acquisitions and sales
  • Inheritance tax planning
  • Criminal tax law

Professional career

  • Partner at ADKL (since 2008)
  • Appointment as tax consultant (2001)
  • Authorized signatory at KPMG; Tax & Legal / Financial Management
  • Studies: University of Applied Sciences for Finance, Nordkirchen

Andreas Boch

tax advisor

Philipp Bracht

public auditor, tax advisor

Specific industry knowledge

  • Automotive
  • Aluminium
  • Wholesale and foreign trade
  • Chemistry
  • Public enterprises
  • Insurance

Focus of services

  • Audits of annual and consolidated financial statements HGB/IFRS
  • M&A (Financial Due Diligence)
  • Business management consulting
  • Refurbishment/restructuring
  • Specialist lecturer for extra-occupational training at the IDW
  • Internal audit

Professional career

  • Partner at ADKL (since 2023)
  • Auditor at ADKL (since 2015)
  • Auditor, tax consultant at Buth & Hermanns (2011-2015)
  • Appointment as auditor (2011)
  • Appointment as tax consultant (2005)
  • PWC Düsseldorf (2000-2011)
  • Studies: Business administration, FHDW Bergisch Gladbach (1997-2000)

Philipp Bracht

public auditor, tax advisor

Alexander Brimmers

tax advisor

Specific industry knowledge

  • Technology industry
  • Service sector

Focus of services

  • Advice on national and international corporate tax law
  • Accompanying tax audits
  • Expert opinion on tax issues
  • Tax Control Frameworks

Professional career

  • Tax Advisor at ADKL (since 2022)
  • Deloitte GmbH (2021 – 2022)
  • Appointment as tax advisor (2021)
  • Grant Thornton AG (2017 – 2021)
  • Master Taxation, University of applied sciences Düsseldorf

Alexander Brimmers

tax advisor

Berthold Decker

public auditor, tax advisor

Specific industry knowledge

  • Agriculture and Forestry
  • Freelance income, especially healthcare professions
  • Metalworking
  • Real estate management, real estate, property

Focus of services

  • Annual audit
  • Tax planning advice
  • Inheritance tax and succession planning
  • Company succession and legal form

Professional career

  • Appointment as public auditor (1982)
  • Appointment as tax advisor (1981)
  • Studies: economics, Saarbrücken; Degree (1974)

Berthold Decker

public auditor, tax advisor

Dr. Dominik Decker

tax advisor

Specific industry knowledge

  • Agriculture and Forestry
  • Medium-sized businesses
  • Medical practices

Focus of services

  • Tax advice for medium-sized companies and entrepreneurs
  • Creation of annual accounts
  • Business analysis and planning; Creation of profitability and liquidity plans
  • Succession advice
  • Digital financial accounting

Professional career

  • Partner at ADKL (since 2017)
  • Tax advisor at ADKL (since 2014)
  • Appointment as tax advisor (2014)
  • Tax advisor at Dr. Harzem and partners (2012-2014)
  • Doctorate: Rheinische Friedrich-Wilhelm Universität Bonn – Research Associate (2007-2012)
  • Studies: Business Administration, University of Passau (2001-2006)

Dr. Dominik Decker

tax advisor

Elena Duscha

tax advisor

Specific industry knowledge

  • IT sector
  • Service sector
  • Energy industry

Focus of services

  • Corporate taxation
  • Taxation of individuals
  • Accompanying external audits
  • Creation of annual accounts
  • Accompanying digital accounting

Professional career

  • Appointment tax advisor (2014)
  • Tax specialist (since 2010)
  • Tax Assistant (since 2003)

Elena Duscha

tax advisor

Thomas Eggierth

tax advisor

Specific industry knowledge

  • Information services
  • Trading enterprises

Focus of services

  • Corporate taxation
  • Taxation of individuals
  • Group tax law
  • Value added tax
  • Supervision of digital accounting

Professional career

  • Partner at ADKL (since 2022)
  • Tax advisor at ADKL (since 2015)
  • Appointment as tax advisor (2015)
  • Tax assistance at ADKL along with predecessor companies (2011-2015)
  • Studies: Business Administration, Heinrich-Heine-University Düsseldorf (2005-2011)

Thomas Eggierth

tax advisor

Michael Gieretz

tax advisor

Specific industry knowledge

  • Company taxation
  • Preparation of annual financial statements
  • Transfer pricing
  • Consulting for national and international companies
  • Taxation of private individuals
  • Audit of annual financial statements (individual and consolidated)

Professional career

  • Tax advisor at ADKL (since 2013)
  • Appointment as tax advisor (2013)
  • Audit assistant at ADKL (2010-2013)
  • Studies: Economics (2005-2010)

Michael Gieretz

tax advisor

Lisa Hägele

tax advisor

Focus of services

  • Taxation of Companies
  • Taxation of Private individuals
  • Year-end reporting
  • Consulting of national and international companies
  • Asset and company sucession
  • Transfer pricing

Professional career

  • Tax Consultant at ADKL (since 2022)
  • Tax Consultant (since 2022)
  • Tax assistant at ADKL(since 2013)
  • Tax assistant (since 2013)
  • Master of Arts: Albert-Ludwigs-University Freiburg, Taxation

Lisa Hägele

tax advisor

Christin Hengstermann

public auditor, tax advisor

Specific industry knowledge

  • Construction industry
  • Rehabilitation facility
  • Logistics
  • Manufacturing

Focus of services

  • Audit of annual financial statements (individual and consolidated financial statements)
  • Tests according to the broker and property developer regulation
  • Special audits (forensic audits)
  • Financial statements disclosures

Professional career

  • Appointment as public auditor (2013)
  • Appointment as tax advisor (2010)
  • Studies: Business Education, University of Duisburg-Essen (2002-2007)

Christin Hengstermann

public auditor, tax advisor

Judith Heske

tax advisor

Special industry knowledge

  • Real Estate Investments
  • Financial services
  • Advertising industry
  • Construction industry

Focus of services

  • Advising national and international groups of companies
  • Support in restructuring and transactions
  • International tax law
  • Support during tax audits

Professional career

  • Partner at ADKL (since 2023)
  • Tax advisor at ADKL (since 2018)
  • Appointment as tax advisor (2017)
  • KPMG AG Düsseldorf (2011-2017)
  • Studies: Business Administration, University of Duisburg-Essen (2007-2011)

Judith Heske

tax advisor

Constanze Hoberg

tax advisor

Special industry knowledge

  • Construction industry
  • Production industry

Focus of services

  • Corporate taxation
  • Taxation of individuals (with foreign affairs)
  • Preparation of annual financial statements and tax returns for natural persons, partnerships and corporations

Professional career

  • Tax advisor at ADKL (since 2021)
  • Appointed as tax advisor (2021)
  • Studies: Taxation and Auditing, FH Niederrhein (2013-2017)
  • Training as a tax clerk (2013-2015)

Constanze Hoberg

tax advisor

Gabriela Jasse

tax advisor, expert in insolvency tax law

Specific industry knowledge

  • Tax processing of insolvency proceedings in all industries

Focus of services

  • Bankruptcy tax law
  • Corporate taxation

Professional career

  • Partner at ADKL (since 2023)
  • Tax consultant at ADKL Consulting GbR (since 2015)
  • Specialization in insolvency tax law (since 1999)
  • Activities in national law and tax firms (1995-2014)
  • Appointment as tax consultant (2008)
  • Studies: Economics, FH Niederrhein (2002-2006)
  • Training as tax clerk and tax specialist

 

Gabriela Jasse

tax advisor, expert in insolvency tax law

Thomas R. Jorde

public auditor, lawyer, tax advisor, specialist lawyer for tax law

Specific industry knowledge

  • Automotive
  • Measuring technology
  • Cable producers

Memberships

  • Chairman of the “Business Succession” working group at the Institute of Public Auditors in Germany (IDW)
  • Member of the “Family Business” working group at the Institute of Public Auditors in Germany (IDW)

Focus of services

  • Structuring and advising medium-sized and international companies and assets
  • Foundation and trust advice
  • Succession planning
  • Accompanying corporate transactions
  • Arbitration

Professional career

  • Public auditor, lawyer, tax advisor, partner / board member at ADKL (since 2017)
  • Warth & Klein Grant Thornton (2010-2017)
  • BDO AG (1997-2010)
  • Dr. Schulze zur Wiesch (1992-1997)

Thomas R. Jorde

public auditor, lawyer, tax advisor, specialist lawyer for tax law

Werner Kuhfuß

public auditor, tax advisor

Focus of services

  • M&A / due diligence
  • Corporate succession
  • Change of legal form / design advice
  • Business advice
  • Advising international groups of companies (inbound / outbound investments)

Professional career

  • Board member of ADKL AG (since 2005)
  • Board of MSI Global Alliance, London (1991-2019)
  • Partner of ADKL Abels Decker Kuhfuß Partner mbB (1987-2019)
  • Appointment as public auditor (1986)
  • Appointment as tax advisor (1983)
  • Studies: economics, Cologne; Degree (1978)

Werner Kuhfuß

public auditor, tax advisor

Dr. Henrik Krapp

tax advisor

Specific industry knowledge

  • Health professions
  • Real estate
  • Agriculture and Forestry

Publications

  • Co-author of the 360 ° eComment on the EStG, Stollfuß Medien

Focus of services

  • Tax declaration and defense advice
  • Succession planning
  • Economic and structural advice for medium-sized companies
  • Digital financial accounting

 

Professional career

  • Partner at ADKL (since 2018)
  • Appointment as tax advisor (2014); Agricultural Book Office (2015)
  • Medium-sized tax consultancy, most recently 2 years as branch manager (2011-2017)
  • Research Associate at the University of Bonn and PhD (2008-2011)
    Studied agricultural economics, University of Bonn and Management & Economics, University of Wageningen, Netherlands (2003-2008)

Dr. Henrik Krapp

tax advisor

Michael Klümpen

tax advisor

Focus of services

  • Preparation of annual accounts
  • Corporate taxation
  • Taxation of individuals
  • Supervision of digital accounting

Professional career

  • Tax advisor at ADKL along with predecessor companies (since 2014)
  • Appointment as tax advisor (2013)
  • Tax clerk / tax advisor in a medium-sized tax consultancy, Hilden (2002-2013)
  • Training as a tax clerk (1998-2001)

Michael Klümpen

tax advisor

Ulrich Kühnen

public auditor, tax advisor, expert for business valuation (IHK Dusseldorf)

Specific industry knowledge

  • Financial services
  • IT sector

Focus of services

  • Company valuation
  • Examination of severance payments for structural measures under company law
  • Determination of severance payments in family and company law matters

Professional career

  • Partner at ADKL (since 2023)
  • Auditor at ADKL (since 2016)
  • Accounting firm in Cologne (2013-2016)
  • Predecessor company of ADKL in Düsseldorf (2007-2013)
  • Deloitte & Touche in Düsseldorf (1998-2007)
  • University of Cologne and Erasmus Universiteit Rotterdam, Diplomkaufmann (1998)
  • Bank clerk Deutsche Bank in Duisburg (1992)

Ulrich Kühnen

public auditor, tax advisor, expert for business valuation (IHK Dusseldorf)

Rainer Lemm

tax advisor

Focus of services

  • Preparation of annual accounts
  • Tax advice for companies of all legal forms / private individuals
  • Start-up advice

Professional career

  • Partner at ADKL (since 1996)
  • Appointment as tax advisor (1995)
  • Team member at ADKL (since 1983)

Rainer Lemm

tax advisor

Marco Nelleßen

tax advisor

Specific industry knowledge

  • Information Technology
  • Pharmaceutical industry

Focus of services

  • Corporate taxation
  • Taxation of individuals
  • Preparation of annual financial statements and tax returns for natural persons, partnerships and corporations

Professional career

  • Tax advisor at ADKL (since 2021)
  • Appointment as tax advisor (2020)
  • Warth & Klein Grant Thornton AG (2016-2021)
  • Studies: Taxation & Auditing, Hochschule Niederrhein (2012-2016)

Marco Nelleßen

tax advisor

Tobias Polka

public auditor, tax advisor

Specific industry knowledge

  • Trade (electrical and metal industry)
  • Production (chemical, pharmaceutical, electrical, telecommunications, project companies, automotive)
  • Family Office & Asset Management
  • Hotel industry and hospitality

Focus of services

  • Transfer pricing and advice on international corporate structures
  • Annual and consolidated financial statements audit
  • Business consulting, especially due diligence, corporate succession
  • IT audits / introduction of ERP systems
  • Compliance management systems / GoBD / e-balance sheet

Professional Career

  • Board member of MSI Global Alliance, London (since 2018)
  • Partner / board member at ADKL (since 2017)
  • Auditor, tax advisor at ADKL (since 2015)
  • Appointment as public auditor (2014)
  • Appointment as tax advisor (2010)
  • Warth & Klein Grant Thornton AG (2006-2015)
  • Studies: Economics, University of Duisburg-Essen, MSM, Dipl.-Kfm. (2002-2007)

Tobias Polka

public auditor, tax advisor

Tina Risse

tax advisor

Focus of services

  • Corporate taxation, especially partnerships
  • Succession planning
  • Quality management
  • Annual audits
  • Process management

Professional Career

  • Tax advisor at ADKL (since 2008)
  • Riebschläger & Partner, Düsseldorf (1996-2007)
  • Appointed tax advisor (2007)
  • Studies: Business Administration, Düsseldorf University of Applied Sciences (1999-2003)
  • Training as a tax clerk (1996-1998)

Tina Risse

tax advisor

Timo Röhl

tax advisor

Specific industry knowledge

  • Cryptocurrencies
  • Wood material industry
  • Real Estate
  • Steel and metal industry

Focus of services

  • Advice on national and international (corporate) tax law
  • Advice on employee assignments / income tax
  • Accompanying company audits
  • Expert opinion on tax issues

Professional career

  • Partner at ADKL (since 2022)
  • Tax advisor at ADKL (since 2018)
  • Big Four, Düsseldorf (2010-2017)
  • Appointment as tax advisor (2017)
  • Master of Law: University of Cologne, corporate tax law (2016)
  • Tax clerk (2013)

Timo Röhl

tax advisor

Irja Simon

Tax Consultant

Focus of services

  • Tax advice for national and international corporations and groups of companies
  • Preparation of income tax returns for corporations and partnerships
  • Support during tax audits

Professional career

  • Tax consultant at ADLK (since 2024)
  • Tax consultant at Deloitte (2017 – 2024)
  • Tax consultant at Ernst & Young (2016 – 2017)
  • Tax consultant at Deloitte (2009 – 2015)
  • Appointment as tax consultant (2008)
  • Warth & Klein Grant Thornton AG (2003 – 2008)
  • Studies: Economics, University of Paderborn (1996 – 2002)

Irja Simon

Tax Consultant

Marc Sarburg

public auditor, lawyer, tax advisor, specialist lawyer for tax law

Specific industry knowledge

  • Automotive
  • Packaging industry
  • Information technology
  • E-sports

Publications

  • Foreign family foundations in tax administration practice, German tax law 41/2019, page 2111-2115
  • Continuation of business in the light of the obligations of the financial statements provider, WpG 2017, pages 1179-1188
  • Inheritance tax option for unlimited tax liability is contrary to EU law, Die Wirtschaftsprüfung 2016 page 1256-1264
  • Effects of the Hünnebeck decision on optional regulations of German (inheritance) tax law, German tax law 2016 page 2777-2782

Focus of services

  • Support in disputed tax law matters (administration, FG, BFH, CJEU)
  • Multidisciplinary advice to business leaders
  • Advice to family companies also in executing wills

Professional Career

  • Board member of MSI Global Alliance (since 2019)
  • Speaker for the IDW Academy – further training of auditors (since 2017)
  • Lecturer in tax law, German Academy for Tax, Law & Economy – Abels Kallwas Stitz, Cologne (since 2016)
  • Appointment as auditor (2013)
  • Partner at ADKL (since 2015) along with predecessor companies (since 2008)
  • Appointment as tax advisor (2006)
  • Prast & Kollegen, Wesel
  • 4 years Big Four, Düsseldorf
  • Studies: Law, Cologne (Lawyer since 2002)

Memberships

  • Member of the “Trendwatch” committee at the Institute of Auditors
  • Member of the Board of Directors of the Association of Taxpayers North Rhine-Westphalia e.V.

Marc Sarburg

public auditor, lawyer, tax advisor, specialist lawyer for tax law

Edda Steiger

Tax Consultant

Focus of services:

  • Taxation of individuals
  • Company taxation
  • Taxation of annual accounts

 

Professional career:

  • Tax consultant at ADKL (since 2021)
  • Appointment as tax consultant (2020)
  • Studies of Business Administration at the University of Hamburg (Diploma 1991)
  • Dual studies at Hamburg University of Applied Sciences for Finance (Diploma 1985)

Edda Steiger

Tax Consultant

Klaus Verstegen

public auditor, tax advisor

Specific industry knowledge

  • Construction industry
  • Rehabilitation clinics
  • Logistics
  • Trade
  • Manufacturing

Focus of services 

  • Annual audits (individual and consolidated financial statements)
  • Company valuations, due diligence
  • Special exams
  • Forensic exams
  • Business reports

Professional career

  • Board member of ADKL AG, Wirtschaftsprüfungsgesellschaft (since 2015)
  • Partner at ADKL along with predecessor companies (since 2001)
  • Rölfs Partner AG, Düsseldorf (1999-2000)
  • KPMG, Düsseldorf (1992-1999)
  • Studies: Westfälische Wilhelms-Universität Münster; Diplom-Kaufmann (since 1992)

Klaus Verstegen

public auditor, tax advisor

Jochen von Bukowski

CPA/tax advisor

Specific industry knowledge

  • Logistic
  • Scientific Institutes
  • Metal Trade
  • Recycling

Focus of services

  • Accounting Services
  • Digitalisation
  • Annual audits

Professional career

  • Since 2023 Partner at ADKL
  • 2001 – 2023 Partner CPA/ tax advisor

Jochen von Bukowski

CPA/tax advisor

Peter Volprecht

public auditor, tax advisor

Specific industry knowledge

  • Plastics processing industry
  • Wholesale (electrical / computer)
  • Medical technology
  • Telecommunications including project business and construction-related services

Focus of services

  • Annual Financial Statements HGB
  • Audit of the consolidated financial statements HGB
  • Business advice
  • Expert assessments

Professional career

  • Partner / board member at ADKL (since 2017)
  • Auditor, tax advisor at ADKL (since 2015)
  • Appointment as public auditor (2009)
  • Appointment as tax advisor (2003)
  • Warth & Klein Grant Thornton AG (1999-2015)
  • Studies: Business Administration, University of Cologne (1992-1999)
  • Training as an industrial clerk at Bilfinger & Berger Bau AG (1989-1992)

Peter Volprecht

public auditor, tax advisor

Wolfram Wagner

public auditor, tax advisor

Specific industry knowledge

  • Insurances
  • Banks
  • Rehabilitation clinics
  • Aviation
  • Business-related services

Focus of services

  • Company valuation
  • Checking the adequacy of severance payments for structural measures under company law
  • Internal revision
  • Fiduciary activity

Professional career

  • Responsible for the areas of corporate finance / company valuation, trust work (since 2004)
  • Accompanying almost 100 corporate structural measures of companies / groups with values in the billions
  • Partner / board member at ADKL (since 2015) along with predecessor companies (since 2005)
  • Annual audits at PwC, Düsseldorf / Paris
  • Studies: Business Administration, Cologne / Clermont-Ferrand, France

Wolfram Wagner

public auditor, tax advisor

Daniela Welling

tax advisor

Focus of services

  • Corporate taxation
  • Taxation of individuals
  • Expert opinion on tax issues
  • Bankruptcy tax law
  • Preparation of annual accounts
  • Supervision of tax audits

Professional career

  • Tax advisor at ADKL (since 2014)
  • Tax advisor at Dr. Ganteführer, Marquardt & Partner GbR, Düsseldorf (2012-2014)
  • Appointed as tax advisor (2012)
  • Tax consultant at WP / StB Heinz-Bernd Hanten, Düsseldorf (2009-2012)
  • Tax consultant at ECOVIS KSO, Düsseldorf (2004-2009)
  • Studies: Business Administration, FH Gelsenkirchen-Buer; Diplom-Betriebswirtin (FH)

Daniela Welling

tax advisor

Mike Wohlgemuth

tax advisor

Specific industry knowledge

  • Real Estate
  • Online trading

Focus of services

  • Company taxation
  • Preparation of annual financial statements
  • Advice to national and international companies

Professional career

  • Tax advisor at ADKL (since 2021)
  • Appointment as tax advisor (2020)
  • Tax specialist (since 2007)
  • Assistant tax consultant (since 2003)

 

Mike Wohlgemuth

tax advisor