Über uns

umwelttechnik & ingenieure GmbH (u&i)  -  Engineering from one source

Since 20 years, we have assumed responsibility for people and the environment. Since our formation we consequentely realised this target within 1000 projects. With high qualified experts we are able to realise ambitiuos ideas fast and efficient. 

Our goal is contribute actively to climate and resource protection with economic solutions from the fields of environmental and process engineering. In order to achieve our goal, all necessary specialist areas including process engineering, construction engineering, fire protection, architecture and electrical engineering are combined in our company. Therefore our entire planning comes from one source. 

We consider the best available technology to close material and energy cycles, reduce CO2 emissions and at the same time lead your project to economic success.

So far, our projects have mainly been located in Germany and neighbouring European countries. With BillionGroup Technologies Ltd. from Hong Kong on our side, we increasingly serve the international market and participate in projects on almost every continent.

We are a team of highly qualified specialists from various fields and we can implement demanding ideas quickly, with high quality and economically.

Our fields of work include the planning and processing of the most varied tasks from the following areas

•energy industry 

•circle economy

•consulting

We accompany you from the first idea to the completion and commissioning of the plant.

Just get in contact with us and  visit our website 

u&i - umwelttechnik und ingenieure GmbH

Wöhlerstraße 42

30163 Hannover

Telefon +49 (0) 511  9698 500

Telefax +49 (0) 511  969850 21

E-Mail: info@qualitaet.de

Handelsregister: Amtsgericht Hannover HRB 58535

St.-Nr. 25/200/18695

Zertifiziert nach DIN EN ISO 9001:2015

Vertretungsberechtigte Geschäftsführer:

Dipl.-Ing. Nils Oldhafer

Dipl.-Ing. Dennis Rukavina

Dipl.-Ing. Jörg Doltze

Dr. Tammo Rebling 

Impressum