H. Blom & Zonen B.V. since 4 generations ( 1912 ) established in the harbour of Amsterdam.
Our company is split in 2 categories : metal recycling and Industrial packaging.

Bnext.nl stands for closing material circles. In more than 25 years we have grown into a sustainable contractor in the demolition sector, recycler of construction and demolition waste and processor of industrial waste.

Oudt Zwanenburg Sloopwerken B.V. specializes in demolition works and asbestos removal. To this end, the company is equipped with a variety of specialized machines, to be used by trained personnel.

PARO specializes in waste processing and the associated logistics. The company recycles construction and demolition waste materials into primary and secondary construction products. Examples of primary construction products are sand and soil.

Quatra specializes in collecting and processing of used cooking oils and organic waste. The grease and waste are collected from more than 35,000 catering establishments, industries, clubs and pubs.

Renewi specializes in waste-to-product processing. The organization provides its services to businesses as well as individuals. The company collects enterprise waste and private demolition waste at many locations.

Reym B.V. is a service provider for industrial cleaning, waste transport and waste management. The services include the collection, transport, cleaning, recycling, processing as well as storage of hazardous and non-hazardous waste.