BAG Buchhaltung

Corporate philosophy

Meticulous bookkeeping constitutes the basis for forward-looking consultancy regarding business and tax-related matters. We, the company BAG Buchhaltungsgesellschaft mbH, deal with bookkeeping tasks of every description.

Our performance is characterized by personal integrity, specialist expertise, comprehensive service as well as an optimum price-performance ratio. In addition to these features, our young, dynamic team located in Hamburg Wandsbek has the great benefit of being multilingual, meaning that your bookkeeping can also be handled in languages other than German.

Our customers’ satisfaction enjoys top priority. Personal contact and mutual trust constitute the basis on which we work. Our goal is to find an ideal, individual solution to problems for each and every client. In this connection, we perceive ourselves as a service provider that imparts its solutions by using a readily understandable language.


We want you to be successful in business. That is why our consultancy services are always individual and geared to your specific needs.


The objective of our services is to strengthen your position on the market and to optimize your personal scope for action.


Due to our many years’ experience, we are able to shed light on tricky issues and support you with all questions regarding financial accounting.


Personal customer contact enjoys top priority at our firm. Our international team will be pleased to advise you in other languages, in addition to German.

Our team

Tobias Nikolaides

Tobias Nikolaides

CEO and Managing Director

The long-standing entrepreneur is considered a visionary and has delivered sustainable evidence of his entrepreneurial instinct as the founder of the BAG Group. He is an expert of note in all business management questions, as well as in the organisational development of SMEs.

Tobias Nikolaides is a major asset to the firm. Thanks to his experience as a successful entrepreneur and pioneering spirit, in combination with a highly structured approach to business and accountancy.

Marcel Krogmann

Marcel Krogmann

Head of the Accounting Department

Krogmann, a smart financial accountant, reinforces the team thanks to his consistent, highly focused and structured way of working. The tax expert acquired his experience in the course of many and various projects with SMEs and large caps in the field of financial accounting.

Marcel Krogmann is another asset to BAG Buchhaltungsgesellschaft mbH with his sound know-how of tax law and its application and thus manages to generate the best added value for the firm’s clients.

Ufuk Zengin

Ufuk Zengin

Head of the SME Department

The dynamic accountant reinforces the team thanks to his open, client-oriented and structured working method. Zengin, a graduate in Social Economics, understands the needs of companies especially through his many years’ activity as Managing Director of the firm BAG Personal GmbH.

Ufuk Zengin’s key contribution to BAG Buchhaltungsgesellschaft mbH is his client and target-oriented self-perception, and he is capable of determining and implementing the optimum added value for clients.