menu our locations Available at any time in any part of the world Family company with headquarters in Germany guarantees worldwide service with global partners. H + H SCR Technology for lower NOx emissions Worldwide connection Available for you worldwide The family-run company was founded in Sonnefeld in 2007 and now has 18 employees. Effectively networked and constantly available service centers and partners in Holland, Norway, Finland, France, UK and Korea ensure that a fast and comprehensive service is available worldwide. Our Europe-wide service centers and a large, stable network stand for unparalleled flexibility and the shortest possible response times. Germany Our partner for oxidation catalysts DCL Europe GmbH Im Haindell 1, D-65843 Sulzbach am Taunus Phone: +49 (6196) 500230 Europe DCL Europe France / Italy Roche Technologies France AV Inspection Norway Morgan Technical United Kingdom ORGREZ, as Czech Republic ReduNOx BV Netherlands Nielsen Marine APS Denmark SEA Power Limited Greece America AeriNOx Inc. USA DCL International Inc. Canada Better Chile Asia NEMOMARİN Turkey Precision Technology China Ltd. China YouHouShi - Huhes (Shanghai) Environment Engineering Co, Ltd China Envi Korea Trivision Technology Taiwan Taiwan V-Mark Aviation Co Hong Kong High availability of spare parts Contactimprintdata protection © H + H Engineering & Service GmbH H + H SCR Technology for lower NOx emissions