Full edition for public use. The dataset contains original data collected through an online survey targeted at posting and receiving companies about their access to information regarding the posting of workers. As the first of its kind, this pilot survey study provides a window into the posting information access practices, challenges, needs, and recommendations of posting and receiving companies in the construction sector. The survey was fielded in five countries; Austria, Belgium, Italy, Slovakia, and Slovenia and the overall sample of respondents in the dataset consists of 121 companies recently active in the posting of workers, of which 82 posting companies and 39 receiving companies.