Shaping excellence, together

PIANC is the leading international organization in the field of waterborne transport infrastructure for ports, waterways, and coastal areas. Since its founding in 1885, PIANC has brought together international experts, fostered knowledge exchange, published technical guidelines and reports, and organized world-class conferences. With its long history and strong global network, PIANC contributes to practical and future-ready solutions and standards for ports. Through its membership, Walhout Group underscores its commitment to international developments in ports and waterborne infrastructure.

Walhout Group is member of knowledge platform Geotechniek. For 25 years, Geotechniek has been the leading professional journal and knowledge platform for the civil engineering sector in the Netherlands and Belgium. In the Netherlands, Geotechniek serves as the official publication of the Royal Netherlands Society of Engineers (KIVI), Department of Geotechnics.

European legislation requires organizations to reduce carbon emissions. Walhout Group offsets the carbon emissions from its services, activities, and projects through strategic investments in high-quality carbon credits via its partner ecommit. Ecommit BV is a leading Dutch specialist in the international carbon credit market, ensuring the highest standards of selection and quality. Ecommit has offices in Amsterdam and Goes and operates both nationally and internationally within the carbon market.

One of the largest reforestation projects in which Walhout Group invests is the Mangalam Timber Products Limited project in India, where 14,000 hectares of eucalyptus forest are being replanted (Ref: UNFCCC Project Validation Documents). Another project is GreenTrees ACRE in North America, involving the planting of 54,400 hectares of forest (Ref: Report ACR114 American Carbon Registry), as well as the Paulownia Plantations project in Croatia (Ref: Naturevest – Proba).

In September 2025, Walhout Group signed a Memorandum of Understanding with several key maritime partners in Malaysia, including the Netherlands Maritime University College Malaysia. The agreement strengthens international cooperation in maritime engineering, coastal development, and knowledge exchange within the Southeast Asian maritime sector.

Promotion Council North Sea Port (PCNSP) serves as the ambassador of our port at both national and international levels. The organization strengthens public support and stakeholder engagement for the North Sea Port region while promoting the port’s strategic position and the services of its members worldwide. Its members include companies active in maritime services, transport and logistics, and industry.

Energy Port Zeeland is the leading platform connecting industry, government, and education in the offshore wind sector. By fostering collaboration and knowledge exchange, it strengthens Zeeland’s position as a hub for offshore wind energy and drives business, innovation, and workforce development across the region.

Walhout Group holds ISO 9001 certification through LRQA Group Limited (Lloyd’s Register Quality Assurance), accredited by the United Kingdom Accreditation Service. This certification reflects Walhout Group’s dedication to quality and excellence across all areas of operation. ISO 9001:2015 is an internationally recognized quality standard that ensures management systems function efficiently and meet the needs of clients and partners. The certification safeguards ongoing investment in the optimization and improvement of services.