We are a company defined by transparent ethical and business principles and characterised by the fulfilment of commitments made, meticulous risk analyses and a clear quality-based approach. We offer our clients our integrated knowledge of the Real Estate business, our extensive experience and a method supported by the application of the UNE-EN ISO 9001 quality management system. Our Real Estate developments come with the guarantee of a job done professionally, where economic certainty and target deadlines are met. The ONYS team have carried out their proffesional activities at the helm of developers, building firms, asset managers and service providers, both national and international, which translates into in-depth knowledge of the Real Estate business. Over the course of their proffesional careers, our team have led projects targeted at the different segments of purchasing power and at the diverse branches of the Real Estate business, especially developments for residential use. This client and product diversity is the cornerstone of our extensive experience and versatility.