Personal support through
experienced professionals

Delta Treuhand GmbH, Wirtschaftsprüfungsgesellschaft, was founded in Berlin in 2006. The company is managed by the managing directors Mr. Martin Knoll (auditor, tax consultant), Mr. Roland Knoll (business graduate, auditor, tax consultant) and Mr. Frank Normann, (auditor, lawyer, tax consultant).

About us

One of our strengths is the personal support of our clients by experienced professionals. Because the rule here is – the boss checks himself! Due to our many years of experience, we know what is important in the final examination.

We create trust through our work as auditors, consultants or experts. This is demonstrated by our long-standing cooperation with existing clients. We definitely see ourselves not only as advisors on technical issues, but also as your sparring partner.

Managing Director

Martin Knoll

Tax adviser

Roland Knoll

Dipl. Kfm., Certified Public Accountant,
Tax adviser

Frank Normann

Auditor, lawyer, tax consultant


  • Annual & consolidated financial statement audits (voluntary / statutory)
  • Audit of group reporting, including to parent companies outside Germany. (e.g. according to IFRS)
  • Audits according to §53 HGrG
  • Assistance in preparing annual or consolidated financial statements (according to HGB)


  • Examinations acc. § 16 Real Estate Agent and Property Developer Ordinance
  • Annual quantity reports in accordance with the Packaging Act (e.g. Interseroh)
  • Assigned Audit Procedures (Agreed Upon Procedures according to ISRS 4400)
  • Expert report
  • Examinations pursuant to § 24 of the German Financial Investment Intermediaries Ordinance (FinVermV)

Regular further education

We regularly attend external training courses in order to comply with our professional requirements. In this way, we work intensively on the current legal situation and are therefore always up to date.


We look forward to your contact request. 


Delta Treuhand GmbH
Marienstraße 19/20 
10117 Berlin

+49 30 243 114 42

+49 30 243 114 69


Delta Treuhand GmbH
Am Bogen 19
68259 Mannheim

+49 151 61306636

+49 151 61306636

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