The logistics company Katoen Natie Amsterdam has a terminal in the port of Amsterdam for the storage and transhipment of cocoa.

KAV Autoverhuur Amsterdam rents out a large variety of vehicles. They include panel trucks, vans, lorries, refrigerated vehicles, trailers and shared cars. The vehicles are available to individuals and business customers.

De Keizer Marine Engineering provides electrical installation, system integration and miscellaneous technical support to yachts around the world.

The Kenz Figee Group combines almost two hundred years of experience in the design, production and maintenance of offshore- and harbour cranes.

Kijlstra Betonmortel Amsterdam B.V. operates a concrete mortar plant in the Port of Amsterdam. The facility has a production capacity of approximately 240 cubic meters per hour.

Kintetsu World Express Benelux has its head office in the Port of Amsterdam. The Japanese company provides cargo logistics services, including airfreight forwarding, ocean freight forwarding and many more.

Kloosterboer is specialist in temperature-controlled storage and transportation. It provides solutions in the supply chain for food products that have specific temperature requirements.

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.

The Koole Tankstorage Amsterdam site includes various tanks for storing, processing and shipment of oils and fat. These products range from petrol, gas oil and biodiesels, to vegetable and animal oils, minerals and non-hazardous chemicals.