Laboratory, chemical, physical and biological analysis and sampling, external immission control officer, hazardous substance measurements, emission measurements, sound measurements, noise measurements, workplace measurements, indoor inspections, radiation protection expertise, scientific support, analysis, soil analysis, soil analysis, water analysis, water analysis, air measurement, air sampling, contaminated site remediation, contaminated site assessment, contaminated site investigation, contaminated sites, biogas plants, cooling water, drinking water, mineral water, well water, investigation according to VDI 6022, asbestos, survey, container measurement, transport of hazardous substances, PN98