Languages Spoken: German English French Spanish Dutch Italian

KONLUS Koehler Neumann & Partner is a partnership of auditors, tax consultants and management consultants. We are a comprehensive service provider and adopt an interdisciplinary approach that encompasses the areas of auditing, tax consultancy, management consultancy as well as consulting and accounting services. With over 20 years of experience, we advise and represent businesses, entrepreneurs and private individuals in all legal, tax and business matters. Academic specialization, innovative problem-solving skills, tactical prowess, a wealth of experience and absolute discretion are the cornerstones of our consultancy work and will help you to achieve lasting success.

Carl Erik Koehler Mp Konlus Jpg

Managing Partner, Carl Erik Koehler (Dipl. Kfm.)

We work reliably, creatively, and efficiently at a high level of quality and with a focus on price performance ratio. These values convinced our national clients as well as our colleagues in the PrimeGlobal association. Mutual trust and a respectful orientation on strategic goals of common clients is the key for our successful cooperation in the last 20 years. The partners and more than 50 motivated staff members are looking forward to working with you. Visit Cologne and the vibrant metropole region at the rivers Rhine and Ruhr as one of the best developed industrial and scenic areas in Europe.

Contact Us

Languages Spoken: German, English, French, Spanish, Dutch and Italian

KONLUS Koehler Neumann & Partner / IT Audit GmbH

Zweigniederlassung Köln, Im Mediapark 5A, Cologne 50670

+49 221 95 26 81 - 170

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Firm Locations

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Primary Location

Zweigniederlassung Köln, Im Mediapark 5A, Cologne 50670, Germany

Erik Koehler, Managing Partner
+49 221 95 26 81 - 170

Bergisch Gladbach, Germany

Schloßstraße 20, Bergisch Gladbach 51429, Germany

+49 22 04 9 50 81 00

Berlin, Germany

Kurfürstendamm 182, Berlin 10707, Germany

+49 30 88 62 54 94

People at KONLUS Koehler Neumann & Partner / IT Audit GmbH

Carl Erik Koehler Photo

Carl Erik Koehler

Managing Partner

Christoph Diener Photo

Christoph Diener


Peter Lohmueller Photo

Peter Lohmueller

Distribution and Management Consultation / Certified DPO