Interdisciplinary Team
The technical expertise of certified accountants, lawyers and tax consultants means maximum economic efficiency without frictional losses for our clients. Throughout the consultation period you have a partner as a permanent contact at any time. Flat hierarchies ensure efficient collaboration and promt service.
Team
Our experts of different disciplines pursue all the same integrated approach for a comprehensive, cooperative partnership with you.
Dr. jur. Dipl.-Psych. Peter Abels
Lawyer
Partner/Chairman of the Supervisory Board
Focus of services
- International relations
- Company law
- Coaching
Professional career
- Member of the executive board of MSI Gobal Alliance, London
- Shareholder-director of Deutsche Akademie für Steuern, Recht und Wirtschaft (German Academy for Taxes, Law and Business), Cologne
- Admission as lawyer (1980)
Dipl.-Kfm. Berthold Decker
Certified Auditor, Tax Consultant
Member of the Board
Specific industry knowledge
- Agriculture and forestry
- Freelance earnings, particularly health professions
- Metals processing
- Property management, real estate, property
Focus of services
- Annual audit
- tax planning
- Inheritance tax and succession structuring
- Corporate succession and corporate legal structures
Professional career
- Appointment as certified auditor (1982)
- Appointment as tax consultant (1981)
- Studies: Business Sciences, Saarbrücken; diploma examination (1974)
Dipl.-Kfm. Werner Kuhfuß
Certified Auditor, Tax Consultant
Partner/Member of the Board
Focus of services
- M&A /Due Diligence
- Corporate succession
- Changes of legal form / consultancy on organizational issues
- Management consultancy
- Consultancy for international corporate groups (inbound/outbound investments)
Professional career
- Member of the Board of MSI Gobal Alliance, London (since 1991)
- Appointment as certified auditor (1986)
- Appointment as tax consultant (1983)
- Studies: Business Sciences, Cologne; diploma examination (1978)
Dipl.-Finw. Andreas Boch
Tax Consultant
Partner/Supervisory Board
Specific industry knowledge
- Steel and metals industry
- Timber industry
- Real estate
- Service sector / consultancy professions
Focus of services
- Consultancy for national and international corporate groups
- Restructuring of businesses and groups (also internationally)
- Advice on corporate acquisitions and divestitures
- Interitance tax planning
- Criminal law on tax offences
Professional career
- Partner at ADK / ADKL (since 2008)
- Appointment as tax consultant (2001)
- Deputy director at KPMG; tax & legal division / tax authorities
- Studies: Fachhochschule für Finanzen, Nordkirchen
Florian Barth
Lawyer
Specific industry knowledge
- Trading and distribution companies (particularly food sector)
Focus of services
- Commercial & Company law
- Mergers & Acquisitions / joint ventures
- Civil law
Professional career
- Lawyer at ADKL (since 2018)
- Lawyer at KPMG Law Rechtsanwaltsgesellschaft mbH (2013-2018)
- Legal internship in the district of the Higher Regional Court of Cologne, division at Stephenson Harwood LLP, London, UK (2011-2013)
- Legal associate at Heuking Kühn Lüer Woijtek (2011-2012)
- Studies: Law, University of Cologne (2005-2010)
Philipp Bracht
Certified Auditor, Tax Consultant
Specific industry knowledge
- Chemical industry
- Aluminium
- Wholesale and foreign trade
- Chemical industry
- Public companies
Focus of services
- Audit of annual financial statements (individual and consolidated) HGB/IFRS
- M&A (Financial Due Diligence)
- Management consultancy
- Reorganisation/restructuring
- Subject specialist for extra-occupational training at IDW
Professional career
- Certified auditor, tax consultant at Buth & Hermanns (2011-2015)
- Appointment as certified auditor (2011)
- Appointment as tax consultant (2005)
- PWC Düsseldorf (2000-2011)
- Studies: Business Administration, FHDW Bergisch Gladbach (1997-2000)
Dr. Dominik Decker
Tax Consultant
Partner/Supervisory Board
Specific industry knowledge
- Agriculture and forestry
- Medium-sized businesses
- Medical practices
Focus of services
- Tax consulting for medium-sized businesses
- Preparation of financial statements
- Business analysis and planning; Preparation of profitability and liquidity planning
- Succession consulting
- Digital financial accounting
Professional career
- Partner at ADKL (since 2017)
- Tax Consultant at ADK / ADKL (since 2014)
- Appointment as tax consultant (2014)
- Tax consultant assistant at Dr. Harzem und Patner (2012-2014)
- Doctorate: Rheinische Friedrich-Wilhelm Universität Bonn - Research associate (2007-2012)
- Studies: Business Administration, Universität Passau (2001-2006)
Roland Dudek
IT Auditor, Audit Manager
Specific industry knowledge
- Real estate industry
- Commerce
- Software producer / information technology
Focus of services
- Audit of annual financial statements (individual and consolidated)
- Software certification
- IT system audit and review
- Project-related tests
- Lecture activities
Professional career
- Appointment as IT-Auditor IDW (January 2017)
- Audit Manager at ADKL (since 2015) along with predecessor companies
(since 2006) - Studies: business economics, Hochschule Niederrhein (2000-2005)
Julia Ebrem
Marketing Manager
Focus of services
- Business Development
- Eventmarketing
- Public Relations
Professional career
- Marketing Manager at ADKL (since 2015)
- Assistant Alliance Manager, Moore Stephens Deutschland AG
(2010-2015) - Studies: Business Administration - Tourism and Eventmanagement (2006-2009)
Dipl.-Kfm. Thomas Eggierth
Tax Consultant
Specific industry knowledge
- Information services
- Trading companies
Focus of services
- Corporate taxation
- Taxation of private individuals
- Group taxation
- Value added tax (VAT)
- Digital accounting support
Professional career
- Tax consultant at ADKL (since 2005)
- Appointment as tax consultant (2015)
- Tax assistant at ADKL along with predecessor companies (2011-2015)
- Studies: Business Administration, Heinrich-Heine-Universität Düsseldorf
(2005-2011)
Dipl.-Ök. Michael Gieretz
Tax Consultant
Focus of services
- Audit of annual financial statements (individual and consolidated)
- Corporate taxation
- Preparation of financial statements
- Income tax return
Professional career
- Tax consultant at ADK / ADKL (since 2013)
- Appointment as tax consultant (2013)
- Audit assistant at ADK (2010-2013)
- Studies: Business Sciences (2005-2010)
Dipl.-Kfm. Patrick-Marcel Hagner
Tax Consultant
Specialist Consultant for International Tax Law
Specific industry knowledge
- Machinery and plant engineering
- Non-profit
Focus of services
- International tax law
- Non-profit law and taxation of (family-) foundations
- Preparation of financial statements and tax return (natural person, partnerships and corporations)
Professional career
- Tax consultant at ADKL (since 2015)
- Appointment as tax consultant (2014)
- KPMG AG Düsseldorf (2013-2015)
- Warth & Klein Grant Thornton AG (2010-2013)
- Studies: Business Administration, Heinrich-Heine-Universität Düsseldorf
(2004-2010)
Dipl.-Hdl. Christin Hengstermann
Certified Auditor, Tax Consultant
Specific industry knowledge
- Construction industry
- Rehab clinics
- Logistics
- Manufacturing industry
Focus of services
- Audit of annual financial statements (individual and consolidated)
- Audits according to Real-Estate Brokers and Commercial Builder Law
- Special audits (forensic audits)
- financial statement disclosures
Professional career
- ADK / ADKL (since 2007)
- Appointment as certified auditor (2013)
- Appointment as tax consultant (2010)
- Studies: Business Education, Universität Duisburg-Essen (2002-2007)
Wilhelm Henke
Tax Consultant
Focus of services
- Preparation of financial statements
- Corporate taxation
- Taxation of private indviduals
- Audit of annual financial statements
Professional career
- Tax consultant at ADKL (since 2018)
- Tax consultant at HLB Dr. Schumacher & Partner, Düsseldorf (1997-2017)
- Appointment as tax consultant (2002)
- Studies: Business Administration, Fachhochschule Gelsenkirchen
(1993-1997)
Katja Immes
Lawyer, Tax Consultant
Certified Mediator
Partner
Specific industry knowledge
- Private Client Services
- Mediation
- Change Management
- Sales
Focus of services
- Structuring of Family Owned Businesses and Private Wealth
- Tax and Legal Services for Entrepreneurs, Wealthy Individuals & Families
- International Business Succession and Estate Planning, Foundations
- Estate Planning Documents (Last Will, Living Will, Power of Attorney, Corporate and Family Governance) Life Planning Packages and Estate Disputes
- Business Valuation and Compliance Services
Professional career
- Certified Mediator, INeKO, Universität zu Köln (since March 2018)
- Lawyer, tax consultant at ADKL (since October 2017)
- Warth & Klein Grant Thornton AG (2015-2017)
- BDO AG (2001-2015)
- Appointment as tax consultant (2005)
- Studies: Law, Erlangen-Nürnberg (lawyer since 2001)
Dipl.-Kff. Gabriela Jasse
Tax Consultant, ADK Consulting GbR
Specific industry knowledge
Handling of tax matters of insolvency proceedings in all industries
Focus of services
- Insolvency tax law
- Tax settlement of insolvency proceedings
(natural person, partnerships and corporations) - Corporate taxation
Professional career
- Tax consultant at ADK Consulting GbR (since 2015)
- Professional occupation in business consultancy firms (2000-2015)
- Appointment as tax consultant (2008)
- Studies: Economic Sciences, Fachhochschule Niederrhein (2004-2007)
- Specialization in Insolvency tax law (since 2000)
- Apprenticeship in tax consulting profession (1998-2000)
Thomas R. Jorde
Certified Auditor, Lawyer, Tax Consultant
Specialist Lawyer for tax law
Partner/Member of the Board
Specific industry knowledge
- Automotive
- Measurement Technology
- Cable Producer
Memberships
- Chairman of the IDW working group "company succession"
- Member of the IDW working group "family businesses"
Focus of services
- Structuring and Advice of Family Owned Businesses and Private Wealth
- Foundation and Trust Consultancy
- Succession Planning
- Corporate Transactions
- Arbitration Procedures
Professional career
- Certified Auditor / Lawyer / Tax Consultant, Partner/Member of the Board at ADKL (Since 2017)
- Warth & Klein Grant Thornton (2010-2017)
- BDO AG (1997-2010)
- Dr. Schulze zur Wiesch (1992-1997)
Michael Klümpen
Tax Consultant
Focus of services
- Preparation of financial statements
- Corporation taxation
- Taxation of private individuals
- Digital accounting support
Professional career
- Tax consultant at ADKL along with predecessor companies (since 2014)
- Appointment as tax consultant (2013)
- Tax clerk/tax consultant at a medium-sized tax consultant office in Hilden ( 2002-2013)
- Apprenticeship as tax clerk (1998-2001)
Dr. Henrik Krapp
Tax Consultant
Partner
Specific industry knowledge
- Healing professions
- Real estate
- Agriculture and forestry
Publications
- Co-author of the "360° eComment on the Income Tax Act", Stollfuß Medien
Focus of services
- Tax declaration and defence consulting
- Succession planning
- Economic and structural advice to medium-sized companies
- Digital financial accounting
Professional career
- Partner at ADKL (since 2018)
- Lecturer for taxation law, ASOB GmbH (since 2017)
- Appointment as tax consultant (2014)
- Medium-sized tax consulting firm, recently branch manager (2011-2017)
- Research associate and doctorate, Universität Bonn (2008-2011)
- Studies: Agricultural Economics, Universität Bonn and Management & Economics, Universität Wageningen, Netherlands (2003-2008)
Dipl.-Kfm. Ulrich Kühnen
Certified Auditor, Tax Consultant
Specialist for business valuation (IHK Cologne)
Specific industry knowledge
- Financial services
- IT sector
Focus of services
- Business valuation
- Audit adequacy of indemnification during corporate structural measures
- Calculation of indemnifications under company and family law
Professional career
- Certified auditor at ADKL (since 2016)
- Accounting firm in Cologne (2013-2016)
- Predecessor company of ADKL (2007-2013)
- Deloitte & Touche, Duesseldorf (1998-2007)
- Universität zu Köln/Erasmus Universiteit Rotterdam, Diplomkaufmann (1998)
- Apprenticeship as a banker, Deutsche Bank, Duisburg (1992)
Rainer Lemm
Tax Consultant
Partner
Focus of services
- Preparation of annual financial statements
- Tax consultancy for businesses in all corporate forms / private individuals
- business start-up consultancy
Professional career
- Partner at ADK / ADKL (since 1996)
- Appointment as tax consultant (1995)
- Employed at ADK / ADKL (since 1983)
Dipl.-Betriebsw. Ute Logen
Tax consultant, specialist consultant for reorganisation and insolvency administration (DStV e.V.)
Partner ADK Consulting GbR
Specific industry knowledge
Handling of tax matters of insolvency proceedings in all industries
Focus of services
- Insolvency tax law
- Tax settlement of insolvency proceedings (natural person, partnerships and corporations)
- Corporate taxation
Professional career
- Partner at ADK Consulting GbR (since 2013)
- Consultant for Reorganisation and Insolvency Administration at ADK
(since 2008) - Specialisation in Insolvency tax law (since 2003)
- Employment at national and international lawyer/tax/audit offices and firms (1993-2003)
- Studies: Business Sciences, Fachhochschulen Niederrhein and Düsseldorf (1989-1993)
- Training and employment with the tax authorities (1983-1989)
Hendryk Lohmeier
Tax Consultant
Specialist Consultant for Controlling and Finance (DStV e.V.)
Partner
Specific industry knowledge
- Real estate
- Automotive, tyres trade & services
- Franchise systems
- Insolvency handling
Focus of services
- Digital Advisory
- Data Science and Analytics
- Intelligent data usage as a basis for business optimized processes
- Networking of pre-, main- and downstream accounting systems
Professional career
- Expert adviser for controlling and financing accounting (DStV e. V.) (since 2014)
- Tax consultant at ADKL (since 2007)
- Appointment as tax consultant (2007)
- Freelance part-time consultant to tax consultancy firms (2001-2007) focusing on process optimisation and increasing efficiency
- Tax specialist examination (Steuerfachwirt) (2004)
Dipl.-Volksw. Michael Mengwasser
Tax Consultant
Focus of services
- Tax related valuation of businesses and real estate
- Business start-ups
- Non-profit and taxation of public charities
- Voluntary report of tax evasion & re-declaration
Publications
- The continuation of the business activity in the light of the obligations of the performer of the financial statements, WpG 2017, page 1179-1188
- Inheritance tax-exempt option for unrestricted tax liability is unrivaled,
Die Wirtschaftsprüfung 2016 page 1256-1264 - Impact of the Hünnebeck decision on optional regulations of German (inheritance) tax law, Deutsches Steuerrecht 2016 Page 2777-278
Professional career
- Tax consultant at ADKL (since 2015)
- Tax consultant in various tax offices (2013-2015)
- Appointment as tax consultant (2013)
- Tax manager, in-house (2011-2013)
- Tax assistant (2009-2011)
- Diplom-Volkswirt, Universität Freiburg (2008)
Thomas Merbeck
Lawyer, specialist lawyer for building law and architect law
Focus of Services
- Building law / architect law
- Residential property law
- Real property and land law
- Commercial and company law
Professional career
- Lawyer at ADK / ADKL (since 2000)
- Lawyer at an supra-local law firm, Cologne (since 1996)
- Admission as lawyer (1996)
- Legal internship at Bezirk des Oberlandesgerichtes Düsseldorf
- Studies: Law, Universität zu Köln
Dipl.-Kfm. Ashkan Missaghian
Tax Consultant
Partner
Specific industry knowledge
- Trading companies, especially online trading
- IT services
- Freelance earnings, especially medical practices
- Gas stations
- Cinemas
Focus of services
- Support and consultancy of Iranian clients
- Support and consultancy of digital accounting
- Data linkage of ERP systems with accounting systems
Professional career
- Partner at ADKL (since 2017)
- Tax consultant at ADKL (since 2016)
- Tax consultant at HLB Dr. Schumacher & Partner GmbH, Duesseldorf (2008-2015)
- Appointment as tax consultant (2010)
- Dr. Denkl & Partner, Duesseldorf (2002-2008)
- Studies: Business Administration, Universität zu Köln
Joachim Oebel
Lawyer
Partner
Specific industry knowledge
Real estate
Focus of services
- Real property law
- Law of contracts, contract drafting
- Commercial and company law
- Planning of corporate succession
Professional career
- Partner at ADK / ADKL (since 1985)
- Admission as lawyer (1983)
Arne Pfaus, LL.M.
Lawyer
Specific industry knowledge
- IT Systemhouses
- Online trading / trading platforms
- Automobile services
Focus of services
- Information technology law (IT Law)
- Intellectual property law (IP Law)
- Employment law
Professional career
- Lawyer at ADKL (since 2017)
- Lawyer, own law firm (focus on IT Law)
- Further Studies: Employment law
- Postgraduate studies: IT Law, Master of Laws (LL.M.)
- Legal internship, district of Oberlandesgericht Oldenburg
- Studies: Law with additional studies in business administration, Osnabrück
Dipl.-Kfm. Tobias Polka
Certified Accountant, Tax Consultant
Partner/Member of the Board
Specific industry knowledge
- Trade (electrical and metal industries)
- Production (chemical, pharma, electrical, telecommunications, project companies, automotive)
- Family office & asset management
- Hotel and restaurant industry
Focus of services
- Transfer Pricing and advising on international corporate structures
- Annual and consolidated financial statements
- Business advice; especially Due Diligence, Company Succession
- IT-Audit, implementation of ERP-Systems
- Compliance Management Systems / E-Balance
Professional career
- Member of the Board of MSI Gobal Alliance, London (since 2018)
- Partner/Member of the Board at ADKL (since 2017)
- Certified auditor, tax consultant at ADKL (since 2015)
- Appointment as certified auditor (2014)
- Appointment as tax consultant (2010)
- Warth & Klein Grant Thornton AG (2006-2015)
- Studies: Business Sciences, Universität Duisburg-Essen, MSM, Dipl.-Kfm.
(2002-2007)
David Reiser
Lawyer
Partner
Specific industry knowledge
- Wood materials
- Automobile trade (particularly tyre trade, automotive supplier)
- Medical products
- Trading and distribution companies
Focus of services
- Commercial law, particularly (commercial agents, authorized dealers, franchise systems); associated legal disputes / long-term (also international) supply relationships
- Company law incl. corporate succession
- Mergers & Acquisitions / joint ventures
Professional career
- Partner at ADKL (since 2015)
- Counsel at Orrick, Herrington & Sutcliffe LLP (2012-2015)
- Lawyer at Rechtsanwälten Hölters & Elsing (since 2008 Orrick Herrington & Sutcliffe LLP) (2005-2012)
- Legal internship: Oberlandesgericht Düsseldorf / division at Alston & Bird LLP , New York, USA, (2003-2005)
- Legal associate: legal division at Messer Griesheim GmbH, Krefeld / Rechtsanwälte Graf von Westphalen, Bappert & Modest, Cologne (2003-2004)
- Studies: Law, Friedrich-Schiller-Universität Jena / Rheinische Friedrich-Wilhelms-Universität Bonn (1997-2003)
Corinne Rennert-Bergenthal
Certified Auditor, Tax Consultant, Lawyer
Partner ADK Consulting GbR
Specific industry knowledge
- Plant engineering
- Trade
- Real estate companies
Memberships
- BRSI e.V. Bundesvereinigung Restrukturierung, Sanierung und Interimsmanagement
- Advisory council at Institut für Sanierungs- und Restrukturierungsrecht, Universität Düsseldorf
Focus of services
- Consultancy on reorganisation and restructuring, representation of creditors in insolvency proceedings
- Consultancy for shareholders and directors before and during insolvency proceedings
- Support for insolvency administrator by creating liquidity and financial plans, acquisition of interim management in business continuations
- Compilation of insolvency plans
- Tax settlement of insolvency proceedings
- Lecturing activities (restructuring, liquidity planning)
Professional career
- Appointment as certified auditor (1998)
- Appointment as tax consultant (1995)
- Admission as lawyer (1991)
- Studies: Law, Friedrich-Wilhelm Universität Bonn
Tina Risse
Tax Consultant
Focus of services
- Corporate taxation particularly partnerships
- Succession planning
- Quality management
- Annual audit
- Process management
Professional career
- Tax consultant at ADK / ADKL (since 2008)
- Riebschläger & Partner, Duesseldorf (1996-2007)
- Appointment as tax consultant (2007)
- Studies: Business Administration, FH Düsseldorf (1999-2003)
- Apprenticeship as tax clerk (1996-1998)
Timo Röhl, LL.M.
Tax Consultant
Specific industry knowledge
- Crypto currency
- Timber industry
- Metal powder industry
- Steel and metal trading industry
Focus of services
- Consultancy for national and international (corporate) tax
- International assignment/wage tax consulting
- Preparation of financial statements and tax returns
- Assistance during tax audits
- Preparation of tax statements
Professional career
- Tax Consultant at ADKL (since 2018)
- Big Four, Duesseldorf (2010-2017)
- Appointment as tax consultant (2017)
- Studies: University of Cologne, Corporate tax (2016)
- Tax assistant (2013)
Marc Sarburg
Certified Auditor, Lawyer, Tax Consultant
Specialist Lawyer for tax law
Partner/Member of the Board
Specific industry knowledge
- Automotive
- Packaging industry
- Information technology
- E-Sports
Publications
- The continuation of the business activity in the light of the obligations of the performer of the financial statements, WpG 2017, page 1179-1188
- Inheritance tax-exempt option for unrestricted tax liability is unrivaled, Die Wirtschaftsprüfung 2016 page 1256-1264
- Impact of the Hünnebeck decision on optional regulations of German (inheritance) tax law, Deutsches Steuerrecht 2016 Page 2777-2782
Focus of services
- Accomplishment in disputed tax matters (Administration, FC, FCJ, ECJ)
- Multidisciplinary consulting of corporate leaders
- Supporting family companies also in the execution of wills
Professional career
- Lecturer for tax law, German Academy for Taxes, Economics & Law - Abels Kallwass Stitz, Cologne (since 2016)
- Appointment as certified auditor (2013)
- Partner at ADKL (since 2015) along at predecessor companies
(since 2008) - Appointment as tax consultant (2006)
- Prast & Kollegen, Wesel
- 4 years Big Four, Duesseldorf
- Studies: Law, Cologne (lawyer since 2002)
Memberships
- Member of the Committee "Trendwatch" at the Institute of Public Auditors
- Member of the administrative council of the Taxpayers' Association of North Rhine-Westphalia e.V.
Dipl.-Kff. (FH) Alexandra Sowa
Tax consultant assistant
Specific industry knowledge
Lecture activities
Focus of services
- Company tax
- International inquiries
- Compliance
- Insolvencies
Professional career
- Tax consultant assistant at ADKL (since 2012)
- Consultant/Senior Consultant at PwC, Duesseldorf (2007-2012)
- Economics lecturer in Taian, Provinz Shandong, China (2007)
- Studies: Business Administration, Essen; Diplom-Kauffrau (FH) (2003-2007)
- Tax clerk at Ohrndorf + Hillebrand, Bochum (2003-2007)
- Apprenticeship as tax clerk (2000-2003)
Elena Stojanova
Tax Consultant
Specific industry knowledge
- IT industry
- Service industry
- Energy industry
Focus of services
- Corporation taxation
- Taxation of private individuals
- Assistance during tax audits
- Preparation of financial statements
- Digital accounting support
Professional career
- Tax consultant (since 2014)
- Tax specialist (Steuerfachwirtin) (since 2010)
- Tax clerk (since 2003)
Dipl.-Kfm. Klaus Verstegen
Certified Auditor, Tax Consultant
Partner/Member of the Board
Specific industry knowledge
- Construction industry
- Rehab clinics
- Logistics
- Trade
- Manufacturing industry
Focus of services
- Audit of annual financial statements (individual and consolidated)
- Business valuation, due diligence
- Special audits
- Forensic audits
- Expert reports for companies
Professional career
- Management board of ADKL AG, Wirtschaftsprüfungsgesellschaft (since 2015)
- Partner at ADK / ADKL along at predecessor companies (since 2001)
- RölfsPartner AG, Duesseldorf (1999-2000)
- KPMG, Duesseldorf (1992-1999)
- Studies: Westfälische Wilhelms-Universität Münster; Diplom-Kaufmann
(since 1992)
Dipl.-Kfm. Peter Volprecht
Certified Auditor, Tax Consultant
Partner/Member of the Board
Specific industry knowledge
- Plastics-processing industry
- Wholesale trade (Electrical/Computer)
- Medical technology
- Telecommunications incl. project business and construction-related services
Focus of services
- Annual audit HGB
- Group audit HGB
- Business consulting
- Expert opinion
Professional career
- Partner/Member of the Board at ADKL (since 2017)
- Certified auditor, tax consultant at ADKL (since 2015)
- Appointment as certified auditor (2009)
- Appointment as tax consultant (2003)
- Warth & Klein Grant Thornton AG (1999-2015)
- Studies: Business Administration, Universität zu Köln (1992-1999)
- Apprenticeship as industrial manager (Industriekaufmann) at Bilfinger & Berger Bau AG (1989-1992)
Dipl.-Kfm. Wolfram Wagner
Certified Auditor, Tax Consultant
Partner/Member of the Board
Specific industry knowledge
- Insurances
- Banks
- Rehab clinics
- Aviation
- Company-related services
Focus of services
- Business valuation
- Audit adequacy of indemnification during corporate structural measures
- Fiduciary activity
Professional career
- In charge of the corporate finance / business valuation division , fiduciary activity (since 2004)
- Accompanied over 50 corporate structural measures by companies / corporations with values up into the billions
- Partner/Member of the Board at ADKL (since 2015) along at predecessor companies (since 2005)
- Audit of annual financial statements at PwC, Duesseldorf / Paris
- Studies: Business Administration, Cologne / Clermont-Ferrand, France
Dipl.-Betriebsw. Daniela Welling
Tax Consultant
Focus of services
- Corporate taxation
- Taxation of private individuals
- Insolvency tax law
- Preparation of financial statements
- Assistance during tax audits
Professional career
- Tax consultant at ADK / ADKL (since 2014)
- Tax consultant at Dr. Ganteführer, Marquardt & Partner GbR, Duesseldorf (2012-2014)
- Appointment as tax consultant (2012)
- Tax consultant assistant / tax consultant at certified auditor / tax consultant Heinz-Bernd Hanten, Duesseldorf (2009-2012)
- Tax consultant assistant at ECOVIS KSO, Duesseldorf (2004-2009)
- Studies: Business Administration, FH Gelsenkirchen-Buer; Diplom-Betriebswirtin (FH)
Alexander Wilsing
Lawyer, Specialist Lawyer for labour law
Partner
Focus of services
- Labour law
- Landlord and tenant law
- Social security law
Professional career
- Specialist lawyer for labour law (since 2005)
- Lawyer at ADK / ADKL (since 1996)
- Legal internship: Oberlandesgericht Düsseldorf
- Studies: Law, Cologne
Wiljo Wimmer
Lawyer, Specialist Lawyer for criminal law
Partner
Specific industry knowledge
- Public administration at local / nationwide area
- Political area
Focus of service
- General criminal law
- Business law
- Law regarding fiscal offences
- Traffic law
Professional career
- Specialist lawyer for criminal law (since 1998)
- Partner at ADK / ADKL (since 1993), self-employed lawyer (since 1990)
- Supervisory board member at VR Bank eG in Dormagen
- Management board the organiser community Lokalradio News 89.4
- 20 years city council member Dormagen; temporary MdL NRW
- Studies: Law, Universität zu Köln
Judith Zoike
Tax Consultant
Specific industry knowledge
- Trade and production
- Logistics
- Leasing
Focus of services
- Corporate taxation
- Business and wealth succession
- Tax related valuation of businesses
- Advice on M&A transactions
- International tax law
Professional career
- Tax consultant at ADKL (since 2018)
- Appointment as tax consultant (2017)
- KPMG AG Düsseldorf (2011-2017)
- Studies: Business Administration, Universität Duisburg-Essen
(2007-2011)