architectural, engineering and planning services - s-bahn line s4 (east) hamburg - bad oldesloe; acoustic forecasts in construction, pfa1

architectural, construction, engineering and inspection services.

refuse and waste related services.

pharmaceutical products.

snow-clearing services./ tu bergakademie freiberg - winter service/sidewalk cleaning/weed removal (2022-2027)./ winter service/sidewalk cleaning/weed removal.

germany-gummersbach: software package and information systems

clinical information system.

stylus profiler and optical 3d profilometer, laboratory, optical and precision equipments (excl. glasses)

germany-willich: cleaning and sanitation services./ gebäudereinigung st. bernhard gymnasium willich./ unterhalts- grund- und glasreinigung im st. bernhardt gymnasium in willich

it services: consulting, software development, internet and support./ further development and implementation of a digital movement map./