Oktagon Ingenieur- und Sachverständigenbüro (OISB) offers safety engineering , helideck expert and consultant services. We can provide you with compliance in terms of occupational health and safety, especially under German legislation and assist you to establish management systems compliant to standards such as ISO 45001. One of the core competences lies with the aspects of offshore flight operations. Steffen Leesch, the founder and owner of Oktagon Ingenieur- und Sachverständigenbüro has been involved in German offshore wind projects since 2012 and has gathered ample experience with helideck, hoist areas and helicopter flight operations in wind farms. He's a recognized aeronautical expert with BSH. Services include helideck inspections acc. to CAP 437 or BSH requirements, hoist area inspections, HLO / HDA coaching and provision of relevant flight operational documents for vessels and fixed installations. We are a reliable, competent and sustainable partner for your offshore endeavours.