Registering to the European Skills Registry (ESR) offers numerous benefits for professionals in the construction sector, especially those involved in sustainable energy practices. By becoming a part of the ESR, individuals gain access to a web-based platform that facilitates the recognition and comparison of qualifications and learning outcomes across different European countries. This registration opens doors to increased visibility and recognition of skills on the EU construction market, making it easier to showcase expertise, connect with potential employers, and explore career opportunities. Additionally, the ESR provides a platform for professionals to join a central experts database and engage in a match-making hub, fostering collaboration and networking among skilled individuals. Joining the ESR is an essential step towards enhancing professional credibility, promoting transnational recognition, and staying connected with the evolving demands of the construction industry in Europe.