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.

PontMeyer is located in the Port of Amsterdam. The wholesale company operates a drive-in pick-up center for timber and construction materials. At this location, the company has a wide range of A brand timber, sheet material and hardware tools.

Van Deudekom Plastics B.V. manufactures rooflight systems. The products include skydomes, ventilation elements and smoke and heat exhaust ventilation systems. They are mostly sold through a network of dealers.

Van Wijk Glashandel is a vendor of glass products. The company is part of Van Wijk Houtindustrie. This company supplies windows, doors, frames and sliding windows made of timber.

Van Keulen has been a name in Amsterdam for more than 100 years. In 2014, the company has grown with more than 50 employees into a successful supplier of wood and building materials.