Advising people and achieving goals together.

Our employees use their knowledge and their personality for your company.

About us.

Aestimator, Latin: expert, assessor

When Stefan and Nicola Wolfram founded Aestimator Consulting GmbH in 2003, this was the result of the conviction that in addition to the professional competence, the personality and character of the employees are essential for successful consulting and IT services. In the meantime, they have developed our company into a harmonious composition of entrepreneurial spirit, experienced consultancy competence and genuine service as a family business.

In this awareness, we see ourselves today as a consulting company and competent partner of your company for management and IT consulting as well as cost- and 3rd party management. Our employees accompany your company in projects for the optimization of the day-to-day business as well as in the course of change and / or growth processes with the following competences:

We support you in planning and operating data centres.

We will staff highly qualified specialist and management positions for you.

For you, we take over to manage and optimize your operating costs efficiently.

We analyse your business processes and IT infrastructures and advise you on further development to make them future-proof.

We relieve your specialist departments and your purchasing department with the addition of external service providers and suppliers.

Our teams of highly qualified and personally motivated specialists are put together according to your projects, requirements and expectations in such a way that goals are achieved together and tasks are solved efficiently. It is characteristic for us that our employees always contribute their personality and their social competence to carry out your projects as smoothly as possible without any major acceptance problems within existing structures.

Data centres

Planning and operation of data centres require ever more comprehensive, complex expert knowledge. In order to define performance requirements and their change over time, for construction facilities, availability, reliability, efficiency in operation and environmental compatibility, competences are now necessary that are only rarely fully available in a company. Therefore, we offer you a comprehensive range of services for planning, system engineering, system administration and operating your data centre.

Read more

Interim Management

Many IT projects require flexible and scalable personnel planning for the temporary filling of management positions. An intimate knowledge of the markets for interim staff as well as experience in the assessment and selection of appropriate candidates and competencies is indispensable. In order for your company to meet appropriate challenges and meet your profile requirements, we provide experienced interim staff for technical and management positions for technology-oriented and other industries.

Read more


Constant competitive pressure and progressive technological developments pose always new challenges for every company. Consistent cost management and continuous optimization of the operating costs are important instruments for your company to compete and create investment opportunities. With our "Sumpti Management" service, we offer comprehensive competencies to manage your costs along the entire value chain and optimize operating costs.

Read more

3rd Party Management

Especially for IT projects, the use of external specialists has long been established. As the complexity increases, the number grows. It is important to organize more and more service level agreements, interactions, relationship structures and contractual arrangements efficiently. In order to relieve specialist departments and the purchasing department in your company, with our 3rd party management (TPM) we offer you all necessary services for efficient use and smooth control of external service providers and suppliers.

Read more

IT-Consulting & Management IT-Consulting

Increasing global dependencies, dynamic markets, constantly changing general conditions: Your company must constantly face the challenges that arise as a result!

Our consultants have internalised such situations: With our broad portfolio of IT consulting services for your management and IT specialists, we support you systematically and comprehensively in the development, planning and realization of your IT infrastructure, as well as the underlying business processes and organizational regulations.

Our consulting portfolio ranges from application consulting, system programming, networks, databases and the Internet to the outsourcing of IT services.

Read more

IT-Consulting & Management IT-Consulting

Experience - Reliability - Trust

Each project and each successful cooperation starts for us with listening to you and understanding the needs of you and your staff. On this basis, we analyze actual situations, propose and support your projects.

Your benefit from our commitment

When planning, developing and implementing your projects, you can always rely on our neutrality as an independent consultant and IT service provider. We advise you exclusively on the basis of tasks and solutions. By focusing on specific areas, continuous development of our know-how and extensive experience, we can also compete with the big players in the services offered by us. On the other hand, you benefit from our family business: We react quickly, flexibly, unbureaucratically and help you save time and money. You can rely on a basic attitude of Aestimator Consulting GmbH:

We only take on such projects and tasks for you, which we are deeply convinced we can successfully accompany and realize after careful analysis.

Experience - Reliability - Trust

Do you need consulting and IT consulting services?

Then call us at +49 211 36 18 750-0 or write us a message.

Contact us

We use cookies on our website. Some of them are essential for the operation of the site, while others help us to improve this site and the user experience (tracking cookies). You can decide for yourself whether you want to allow cookies or not. Please note that if you reject them, you may not be able to use all the functionalities of the site.

More information Ok