Ask whether the invoice separates labour (arbejdsløn). The service deduction follows that line, not the cleaning products. For a move-out clean, ask if they offer a handover guarantee (afleveringsgaranti).
Kolding sits in the Triangle Region, and many firms also cover the neighbouring towns. The motorway is short. Access and scope usually cost more than the distance itself. The same 2 businesses as the Danish page: Kim's Service og Rengøring ApS, Skan Rengøring ApS.