STULZ worldwide

About us

STULZ - Reliable air-cooling solutions  for mission critical applications

With over 50 years of experience, STULZ is a leading pioneer in the field of cooling solutions for mission critical applications and data centers. Our products are manufactured to the highest quality standards and in conformity keeping with particularly stringent test criteria. Thanks to our global network, we are able to support our customers in their projects at any time, and anywhere place. This holistic approach that shapes and motivates us can be summed up today quite simply like this: ONE STULZ. ONE SOURCE.


As a Hamburg-based family business, we have specialized in the field of high-quality cooling technology for over 50 years.

Values, traditions and our passion for technology are appreciated worldwide, in Everthing from small data centers to multinational corporations.

Thanks to our pioneering role in air conditioning technology, we are an integral part of the market today and will continue to be in the future.

Discover our history.

Since 1974, we have expanded continuously, so that today we are represented in over 150 countries.

Despite our global activities, it is important to us to adapt to the local needs and cultures of each country.

Through our network of partners, we are always up to date on everything from climatic conditions to political circumstances and import duties. At the same time, we keep ourselves informed about market trends and developments around the world.

Read more in our network.

Our customers can expect uncompromising quality from us, both in our cooling units and in the components installed.

We set ourselves this quality standard every day, from development to service.

In this way, we guarantee absolute reliability and fail-safe operations regardless of external influences.

Learn more in our product promise.

As a company with subsidiaries and partners around the globe, we offer you all the cooling technology you need in the extremely dynamic world of information technology – from hardware to software, from planning through to manufacturing and installation. STULZ delivers complete cooling systems with maximum energy efficiency that meet your requirements precisely, intelligently and reliably. And you can choose from standardized solutions or fully customized designs.

At STULZ, we keep your business running so that you can look to the future with confidence.

Find out more about our services.


The digital transformation of society and the economy is resulting in many changes and driving the emergence of new technologies.
STULZ solutions are a key factor here - they enable the efficient use of resources as well as improved performance of IT equipment, for a sustainable and reliable future.

We keep it running, for 75 years and many more to come!

We are pleased to share a significant milestone in our journey towards a sustainable future — the release of our first Sustainability Report.

Learn more about our sustainability report.

Get in touch

Do you have questions about our solutions or our company? We will happily provide you with expert advice.


Find the right point of contact and simply get in touch with them. We look forward to hearing from you!

Find your local contact