May 2023
4 Tage Festival der Musik – Benefizaktion zugunsten „Kleine Herzen Hannover e.V.“

In progressing:


In preparation/planning:

August 2022

In preparation/planning:

IAA Transportation 2022
EUHA 2022
EuroBLECH 2022
EuroTier 2022
July 2022
September 2021

With the EUHA Congress 2021, Deutsche Messe AG is setting the tone for a restart after the lockdown with the

  • EUHA Congress Hanover
    September 15-17, 2021 / Hall 6
Link to EUHA e.V.
June, 23th 2020
Opening “Doppelleben – bildende Künstler*innen machen Musik”
June 23rd until October 18th, 2020

On June 23rd, 2020 the exhibition “Doppelleben – bildende Künstler*innen machen Musik” was formally opened.
Together with curators Eva Badura-Triska and Edek Bartz members of press and media attended a conference and and subsequently a tour through the exhibition. Bundeskunsthalle CEO Patrick Schmeing and Bundeskunsthalle press spokesman Sven Bergmann gave speeches.

Keil-Mahler GmbH was present for 14 days of construction, being responsible for the erection of 49 video installations. Films made by the artists are shown on large-size screens while the accompanying music can be experienced individually via headphones.
The exhibition will be shown in Bundeskunsthalle Bonn until October 18th 2020.
There is a video accompanying the event which already gives an inpressive sneak peak.

Link to exhibition and video Link to mumok/Wien
May 8th, 2020
Commission “Doppelleben – bildende Künstler*innen machen Musik”

Keil-Mahler GmbH has been tasked with the implementation of the exhibition “Doppelleben – bildende Künstler*innen machen Musik”, taking place in Bundeskunsthalle Bonn.
This significant exhibition has been compiled by mumok Wien in collaboration with the Bundeskunsthalle and is taking place from June 23rd until October 18th, 2020.
Large-size videos of concerts and studio shows as well as performances from the early 20th century until today will be shown.
We have been asked to plan, execute, and maintain about 50 video as well as audio installations with regard to the current hygiene and safety measures.

Link to Bundeskunsthalle/Bonn Link to mumok/Wien
May 2020

For safety reasons national and international events such as concerts, sports events, and fairs are postponed or cancelled.
What can be done when your event can’t take place at the scheduled date?
You have planned fixed dates for presentations, product introductions, or press conferences?
A cancellation of your event would have an impact on following dates (with regard to the marketing/sales department for example)? You might even lose contact with customers before the next event can take place? We offer you solutions.

For 30 years we have been one of the leaders in solutions for the event business.
We have been working with renowned customers in the event and fair business – worldwide.

We offer you a solution in two stages:

  1. LIVE STREAMING: The digital solution on-site or in a studio
  2. PHYGITAL EVENT: The digital supplement for your next event/fair which enables you to broaden your range and add value
May 2020
Hygiene, Visitor, and Safety Concepts

We develop specific hygiene, visitor, and safety concepts for your events, museums, exhibitions, fairs, buildings, and TV.

Since the demands upon the protection of your employees, visitors, and customers are continually changing our main focus is on the assessment of potential risks and, following that, the development and execution of the necessary mesures.

For years we have specialized in the creation of safety and visitor concepts.
Early on we have monitored the topic of Covid-19 as well as the resulting, ever changing demands and are constantly following all news and information.
We communicate with all public authorities as well as the public health department and use their information to work out suggestions for the realization of your ideas.



Ceiling suspension systems

Since 1998, KEIL-MAHLER GmbH has been the official service partner of Deutsche Messe AG (DMAG) for ceiling suspension systems. Only a company with a flexible structure, extensive experience and expertise is capable of meeting the requirements in this area associated with e.g. entirely unique hall roof constructions, extremely high safety standards as well as the wide range of customer preferences.

Over the years of working in this industry, KEIL-MAHLER GmbH has installed hundreds of thousands of ceiling suspension systems and fitted millions of kilograms of loads on roof suspension structures in the fair halls of DMAG without incident!

In addition to the Implementations of the ceiling suspensions we are able to offer you even more benefits from rigging, lighting, sound and media technology.

Rigging and kinetics

KEIL-MAHLER GmbH began working as a tour and local rigger in the early 80s, which laid the foundation for our later development.

Just as technology evolves over time, so have we!

Today, our company also has an extensive inventory, which ensures that it can handle a wide range of rigging situations. Countless kilometres of cross beams and special parts e.g. for ground support solutions, hundreds of electric chain hoists, one of the most extensive inventories of sling gear in Europe as well as the complete BGV-C1 system of leading manufacturers for implementing complex movements in order to effectively stage events.

However, material alone is no guarantee for the perfect event. That’s why we started training our personnel early on and continue to do so. Only experienced, qualified personnel can ensure that your event goes smoothly and safely!

Technical event organisation

KEIL-MAHLER GmbH originated from a commitment to planning he perfect event. That is where our company has its roots. Our network with exclusive contractual partners at all key event locations assures you impeccable service. We install high-calibre, modern stages, light, sound, video technology and requisites based on your needs.

Success is no coincidence

Based on our shallow hierarchies, we develop an exceptional degree of rapidity and flexibility. And what’s more, close proximity to our customer, which is to be understood both locally as well as on a personal level. The long-time professional experience, which all of our employees boast in the area of event technology, makes us capable of responding to any requirement. From the first day on, we supervise your event, initiate all necessary permit procedures for you, and see them through to acceptance.

From perfectionist management and upkeep of your budget, the planning of the complete technical implementation of the event logistics right up to the final TÜV acceptance/on-site inspection, we assure you smooth event planning.


Events are about creating rooms full of atmosphere. Media technology ist he crucial element for any kind of live communication. We provide video, sound and light equipment for your event – no matter which size.



KEIL-MAHLER GmbH has been a competent contact for its customers for years for the planning and technical implementation of events. We cover a wide range of areas and create event concepts for: Ceiling covers of all kinds, for concerts, musicals, tournaments, festivals, but also for congresses and annual general meetings.

Thanks to a highly qualified team of employees, high-performance partnered companies from the areas of light, sound, video, and event technology and comprehensive service in consulting and logistics, extensive solutions are created from drafting up to completion. KEIL-MAHLER GmbH thereby assures a surpassingly high standard in terms of quality and safety in order to make any event into a complete success.

Every project is, in its own way, one of a kind and unique just like the client, developer, and viewer. A project has its own inner dramaturgy, its own unique character. The collective search for the right conduct, the right expression requires curiosity, openness, competence, and experience.

This knowledge has helped us in the past to create successful results-oriented concepts. With a high degree of commitment and expertise, we take on new challenges on an everyday basis, assume the responsibility for one-of-a-kind projects, and their content. Each individual employee therefore decisively contributes to the success of our clients.


Every project is unique in its own way, as is are its clients, developers, and observers. A project has its own specific character and its inner dramaturgy.

The concerted quest for the correct attitude as well as the fitting expression calls for curiosity, openness, competence, and experience.

In the past this realization has led us to success when working out solution-oriented concepts.

Every day we accept anew the challenge of taking responsibility for peerless projects and for keeping their contents.

This way every single employee is crucial to the success of our customers.


years of







Claudia Keil-Mahler
Frank Uwe Mahler
Master of Event Engineering
Project management
Maren Mocker
Media equipment / Customer advisory / Order coordination
Project management
Felix Krainau
Planning ceiling suspensions / Customer advisory / Order coordination
Initial and general inquiries:

Project management media equipment:

Project management ceiling suspensions:




Deutsche Messe AG

Deutsche Messe AG develops, plans, and carries out fairs and exhibitions in Germany and abroad. Since 1996 Keil-Mahler GmbH has been the official service partner for ceiling suspensions in Hannover. A good working relationship and our day to day contact are the formula for successful work.

Mitglied der DThG PROLYTE GROUP Wir bilden aus


Headquarters Hannover

Nürnberger Straße 4
D-30880 Laatzen

Fon: +49 (0)511 89 83 83 0

Fax: +49 (0)511 89 83 83 14


Department Berlin

Wiclefstraße 17
D-10551 Berlin

Fon: +49 (0)30 629 32 11 6

Mobil: +49 (0)170 228 80 71



For over twenty years KEIL-MAHLER GmbH has been a trusted service partner for Deutsche Messe AG, planning and realising ceiling supsensions and all kinds of event technology. We are always looking for committed employees in the fields of event technology, rigging, and CAD software. If you are interested do not hesitate to contact us:

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For inquiries, questions or suggestions, please call +49 (0)511 89 83 83 0 or fill in the following form: