August 2021

Countdown running! In November 2021 we want to start the implementation for three of our Cameroon projects. Find more information on the project background for Nzindong and our planned activities in the video.

March 2021

Agroforestry in Brazil The Agroforestry project is being implemented by the regional group of Technique without Borders Brazil in Arroio do Silva/SC, with the objective of bringing this concept closer to local small farmers.


December 2020

We are Technik ohne Grenzen e.V.Technik ohne Grenzen does voluntary development cooperation since 2010. Join us! Why? See the answer in the nev video of RG Aschaffenburg.

October 2020

TwB WASH Uganda Technik ohne Grenzen started a educational campaing at schools in Uganda in 2020, which focusses on water, sanitary issues and hygiene (WASH). Teachers and students can help to avoid water born diseases by applying their new knowledge.

June 2020

WASH against COVID-19 “The choices that you make right now, could make a difference between life and death of someone else” (Sulman Muhanguzi, Laborassistent Ndejje University)
„Protect yourself and your family and friends from Corona virus by following the hygiene measures! This message is brought to you by the Ugandan regional group of Technology without Borders”.

April 2020

Well pumps for western CameroonHow do we prepare a pump for the transport to Cameroon? And by the way, how does a pump actually work?

April 2020

Workshops in Bayangam During our preexploration in Cameroon for our projects in Nzindong and Bayangam we explained how water is stored in the ground, why groundwater is cleaner than surface water and where to drill a new well.


October 2019

Water for Eritrea – Sand storage dam – A village fights for ist future A movie about our sand storage dam project in Begu-Valley, Eritrea, coming from our latest visit in October 2019. We are a group of engineers from Hamburg.

June 2019

First Workshop of our project „sustainable university community“, TeoG Brazil on the production of waste bins for the university campus of Santa Catarina in Araranguá. The workshop ist he first action of this project on forming a more sustainable campus and increase TeoGs popularity.

April 2019

Water supply and maintenance project – Kabonwule, Northern Ghana Kabonwule in Northern Region of Ghana lacks water during the dry season. Additionally, high fluoride-contents in the ground water lead to health issues. Our Ghanaian members Joseph, Edmund and John upgraded an old well with a new pump, adding a new water source to the village. Village inhabitants were trained on how to use an easy-to-get filter material to reduce fluoride concentrations in the drinking water. Find more infomration:

Older Contents

October 2017

Winta Kesete Masters students at Karlsruher Institut für Technologie (KIT) joined us on our trip in September and reports on our water project.

July 2016


July 2016

After successfull implementation of their project Arne and Annika have reported their experiences on 1.6.2016.The Team “Maintenance Support” (RG Erlangen, „Technik ohne Grenzen e.V.“) sees it as its task to support hospitals in developing countries with maintenance and repair works. During this project four hospitals were visited and supported with tools, trainings and practical assistance. Focus oft he praject was knowledge transfer. Most issues could be solved.

January 2014

2014 Exploration Eritrea – RG Hamburg Preexploration sand storage dam

May 2012

A Technik ohne Grenzen team implemented a solution fort he waste challenge of the Holy Family Hospital in Techiman (Ghana) in spring 2012. Training the staff, waste separation was managed and non-infectious plastics can now be given to a recycling company. Infectious wastes (syringes, needles etc.) can now be incinerated with low pollution of environment. A waste incineration with two ovens was constructed.

March 2012

Klaas Jerit Witte and Hannes Schwessinger visited Akuapim, Ghana in spring 2012 and implemented the project „plastic disposal at schools in Ghana“.