Our Expertise

An innovative idea and a motivated founder are crucial prerequisites for a successful start-up. But a solid business structure is also essential – this is where we step in. We help you with the creation of a business plan, during talks for generating capital and the establishment of a corporation.

We are by your side through all phases of start-up foundation and in the subsequent business management tasks. We have a network of quality lawyers and notaries with whom we have been working closely for years,which enables us to provide you with comprehensive consulting through to complete outsourcing of the administrative areas – so that you can focus on your business.

We have provided support to many companies since their foundation and can also advise you with regard to company valuation in the event of mergers and acquisitions (M & A), as well as on adapting business processes to organic structures.

Prof. Dr. Mario Henry Meuthen, Steuerberater

PROF. Dr. Mario Henry Meuthen

Tax Adviser

As a tax adviser, Prof Dr Meuthen helps you to take all relevant legal framework conditions into account when founding your company. He can also bring his extensive knowledge to the preparation of a business plan or the preparation of planning calculations and is at your side as a sparring partner.

In addition, Prof Dr Meuthen will accompany you to bank meetings and notary appointments and will assist you with his tax expertise. For start-ups in the advanced stage, it is an enormous advantage that Prof Dr Meuthen works entirely digitally and can provide up-to-date reporting evaluations for venture capitalists at any time. Prof. Dr. Meuthen also holds a professorship for business taxation at the Jade University of Applied Sciences in Wilhelmshaven.

E-Mail Publications


Annual financial statements​ ​

  • Preparation of annual financial statements
  • Surplus revenue accounts

Tax returns​

  • Corporation tax
  • Value added tax
  • Trade tax
  • Income tax
  • Capital gains tax registration ​

Financial accounting ​

  • Assumption of your accounting
  • Preparation for payment transactions
  • Receivables management
  • Controlling
  • Value added tax advance registration
  • Monthly reporting

Tax consulting ​

  • Avoidance of tax risks by setting up a long-term sustainable structure
  • Individual advice on tax optimisation
  • Digital processes in finance
  • Registration with the tax office
  • Tax-neutral acceptance of new shareholders
  • Capital increases in kind

Payroll accounting and personnel administration

  • Employee-relevant tasks for start-ups
  • Payroll accounting
  • Special payroll tax issues (benefits in kind, events, illegitimate self-employment)
  • Training of employees in the personnel department
  • Company pension agreements
  • Electronic personnel file management
  • Company audits
  • Social security status of executive employees and shareholders


Auditing of financial statements ​

  • Statutory audits of annual financial statements
  • Internal control system
  • Monthly and quarterly reports to domestic and foreign investors
  • Pragmatic approaches to solving accounting questions

Assurance engagements

  • Recoverability of contributions in kind upon formation and capital increase
  • Operational processes
  • Internal control systems (ISAE 3402)
  • Financial and non-financial information
  • Formation audit


Internal accounting

  • Cost and performance accounting
  • Support in the development of structures


  • Financial processes
  • Accounting
  • Document management

Transaction consulting (M & A)

  • Company valuation
  • Financial due diligence upon the exit or entry of new investors
  • Financial due diligence upon the entry of new investors

​Process optimisation

  • Internal accounting
  • Controlling
  • Automation of company processes

Foundation consulting

  • Business start-up consultation
  • Creation of business plans
  • Choice of legal form
  • Comparison of tax burdens
  • Consulting on financing
  • Assistance with grant applications
  • Structures within the company
  • Investment advice
  • Tax audit
  • Advice on contracts (e.g. articles of association and notarial contracts)

Client statements


„Heinrich & Partner is characterised by three aspects in particular: The high level of consulting and design expertise, the team feeling in the collaboration and the high affinity to digital processes and tools with which we can reduce manual effort.“

CEO & Co-Founder of a Start UP from Hamburg

Start-Up Expert

Do you own a start-up and need someone to take your business to the next level in terms of tax and business management? Then we can be of assistance to you.

Contact us

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Client module