TESO has some 3.100 shareholders, most of whom live on Texel. All shareholders are issued a personal TESO shareholder pass by TESO.

In order to inform shareholders adequately, TESO publishes the TESO annual report and holds a shareholders' meeting annually. Furthermore, TESO publishes a special information bulletin called "TESO Journaal" springtime every year. You can view the TESO annual report and the TESO Journaal on this website (in Dutch).