Altri has an Assistance Office for Investors, where the market relations functions are performed by Raquel Carvalho and the investor relations functions are performed by Rui Cesário Pereira. 

Altri provides financial information regarding its individual and consolidated activity, as well as that of its participated companies, through its official website. This page is also used by the company to disseminate communications previously published in the CMVM Information Dissemination System and later and eventually made to the press, indicating any facts relevant to corporate life. The Group's financial statements for recent years are also available on this page. Most of the information is made available in Portuguese and English.