Van Holsteijn en Kemna BV (VHK) is a Netherlands-based private consultancy firm focused on technical policy research of energy efficiency, serving an international client base. Being active in sustainable design policies and products for over 30 years, we operate with a compact team of engineering consultants reputed for their know-how and neutral stand. We perform studies on Ecodesign, Energy Labelling and related measures. These include methodology development, general policy support, product-specific preparatory or impact assessment studies.