Stinga’s initiative consists of (1) a presentation of its Antitrust Module; (2) a questionnaire; and (3) a quick user guide of its Antitrust Module which allows building the online response to its questionnaire. Stinga is a SAAS-type service, which allows the client to manage in a simple, uniform and consolidated way across a group of companies, based on questionnaires, its anti-corruption, GDPR and antitrust/competition compliance programs. The solution is based both on a robust and reliable technological base, inspired by the blockchain, and rich functionalities developed with the support of users, compliance officers, lawyers, etc., to provide a business solution that meets the necessary compliance, security and confidentiality requirements.