Jansen Beton Amsterdam B.V. concerns a facility for the production of concrete. At the location, a variety of concrete mortars are manufactured for construction projects in the Amsterdam region.

Houthandel Jongeneel has a branch in the Port of Amsterdam. It is one of over forty retail stores the company operates in the Netherlands. The store sells timber, plate materials, construction materials as well as hardware tools.

Konstruktiebedrijf Visser B.V. specializes in complex steel structures for construction and renovation. Products include CE-certified constructions, fencing, (emergency exit) stairs and galvanized lintels.

Monumentenwerf Amsterdam B.V. processes construction materials originating from historic buildings and pavings. Most of them are high-quality and durable materials that have been replaced during repair works, but can still be of valuable use.