With effect of January, 20th 2014 Erich Stallkamp sold his stake in WELTEC, a manufacturer and operator of biogas plants based in Vechta, Germany.
Weda from Lutten, Germany, the other co-partner of Weltec took over these company shares and now holds a total of 100 percent stake of the group.
Erich Stallkamp ESTA GmbH from Dinklage, Germany, will continue as a full component supplier also to Weltec – supplying the components of stainless steel digesters, stainless steel storage tanks, pumping, stirring and separation technologies.