Wölfel is one of the leading suppliers of Noise Prediction & Noise Mapping Software to consulting engineers, public authorities, universities and industries world-wide. Other products include complete hardware/software systems for room acoustics measurements and software for assessment and rating of noise levels with quality-assured measurement of percentile levels. The combination of technical software for environmental and building acoustics, training courses, consulting services and R&D in the same fields are a major benefit for customers.

About Us


Woelfel Group
The Woelfel group consists of two companies with more than 70 employees, providing demanding solutions in vibrations and acoustics:

  • Wölfel Meßsysteme · Software ('measuring systems and software'), the technology company, developing and distributing high-level software- and hardware-products in the field of vibrations, noise and immission control.
  • Wölfel Beratende Ingenieure ('consulting engineers'), the engineering service company with intersectoral competence and experience when it comes to questions of mechanics, dynamics and acoustics.

Project Work

Customized Solutions
Our engineering service and development projects present customized solutions tailored to your needs, so that you will not have to settle for standard-solutions. Generally, the projects are prepared and co-ordinated in the course of personal discussions between your and our teams of experts.

Efficiency, Promptness and Cost Control
Our highly skilled and professional staff members - who are known for their personal willingness and devotedness and their ability to encapsulate technical questions - present our main resources and allow for the most efficient processing of your projects, which in turn saves time and money.

Depending on the type of the project and according to your wishes our partnership can be designed in form of a

  • package on a fixed price basis
  • framework offer
  • development partnership.

Thus, it is guaranteed that you always obtain the optimum solution - also from a financial point of view.

State-of-the-Art Project Communication
In order to configure co-operation processes most efficiently we have prepared a Web Conference application by means of which your and our experts can discuss and co-ordinate even the most complex matters on the screen. This saves travel expenditure, but is as efficient as a face-to-face conference.

  • Your advantage: No expenses for you. All you need is a telephone and an internet browser.
  • Your access to our Web Conference System:


IMMI - Noise Mapping and Noise Prediction Software

IMMI covers a wide range of applications ranging from noise mapping to air pollution modelling. IMMI integrates both noise and air pollution in a single software package. In this section we will concentrate on those features of IMMI that were specifically designed for noise mapping and noise prediction. In these fields, IMMI is one of the leading packages worldwide. With its modular design and price-list, IMMI can be tailored to the user's needs and ...

IMMI - Workplace Noise Module

The Workplace Noise Module of IMMI is your ideal choice to study and analyze noise distribution inside industrial halls and large workplaces using sound decay curves (SDC) according to VDI 3760. The module enables you to use IMMI to both calculate and assess planned noise control measures in halls and workplaces.


IMMI Air Pollution Training

The basic training that is presented on this page is targeted towards new users of IMMI. This training helps in developing a confidence in using IMMI in projects. Advanced training 'air-pollution': Advanced trainings can be arranged on demand. Advanced trainings are targeted towards specific user needs and require a certain level of acquaintance with IMMI. Advanced trainings do not follow fixed structures but are tailored towards the needs and specific ...

IMMI Aircraft Noise Training

The trainig course concentrates on the specific features of IMMI for aircraft noise mapping. The course covers every aspect from data input to export / print-out of final results. Due to the specific nature of the geometry of flight paths, the changes in noise emission of the moving source, the large variation in noise sources (i.e. the large number of aircraft operated on airports) and the long distances that must be taken into consideration, aircraft ...


IMMI Service and Support

Take advantage of the favorable conditions and services supplied within our maintenance contracts. These maintenance contracts cover: Automatic shipping of all updates during the covered period. Telephone hotline, provided by our team of experts. Error correction even after the expiration of the warranty period of 6 months.



Noise monitoring for field technicians

With Noisy, field technicians and practitioners have an efficient and easy-to-use software at their fingerprints that offers various rating options for their measurements


Company details

Business Type:
Software vendor

Industry Type:
Health and Safety - Noise and Vibration

Market Focus:
Globally (various continents)


Office Locations:


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