Member of the Management Board Finance & Organisation

Anja Olsok

BITKOM e.V.

"The many years of co-operation with TRINAVIS have always been exemplary. The TRINAVIS experts respond swiftly and professionally to our range of different problems. We therefore regard TRINAVIS to be a reliable partner with whom we will continue to work together in a spirit of trust."

Finance Director

Michael Blake

Rowan Asset Management Ltd

„TRINAVIS' work has been greatly valued by us in recent years and the quality of their services is outstanding. We have always found their work to be of the highest standard and we have developed a very good working relationship with them.“

Chief Executive Officer

Amir Sagy

Summit RE Group

„TRINAVIS have always been a reliable partner for us. They have a clear focus on real estate and we need not explain our business to them. They are aware of the particulars of our branch of industry and know what is important.“

Managing Board Member

André Gregarek

Bundesanstalt für Immobilienaufgaben

„We appreciate the comprehensive support from TRINAVIS in taxation and the quick and competent replies which we receive from the consultants working for us in taxation questions.“ [Institute for Federal Real Estate]

Managing Director

Claus Bergholz

INTERTEC Ingenieurgesellschaft für Projektmanagement mbH

„I particularly appreciate my auditor’s and tax consultant’s reliability and continuity of support and their expert advice in all taxation issues.“

Chief Financial Officer

Karl-Heinz Nöhrbaß

ÖPP Deutschland AG

 „ÖPP Deutschland AG has been a client of TRINAVIS from the very beginning. Our payroll and financial accounting was outsourced to TRINAVIS. Furthermore, TRINAVIS supports us in year-end closing and auditing our financial statements.


Our cooperation is exemplary and uncomplicated; it fully meets our expectations. The personal contact with the TRINAVIS staff is very pleasant.


We are pleased to have the further professional support from TRINAVIS in future, too.“

Managing Board Members

Martin Ernst, Dr. Gereon Deider, Peter Schepper

Deutsche Interhotel Holding GmbH & Co. KG

„In view of the complexity of work and with particular regard to the requirements of the hotel and real estate sector on the one hand the involvement of banks on the other hand, TRINAVIS has always been in a position to reduce the problems to their essence and is therefore a very professional, reliable and valuable advisor for the group management and for the investment and tax departments of the investing banks.

Based on our many years of experience with the company we recommend TRINAVIS without reservation.“