Construdata21 born in early 2000 as a Netaccede SA group spin-off project thanks to the efforts of only 2 people. It was established as an independent company in 2001 and as a corporation in 2002. In 2008 already has 20 people at its headquarters and more than 30 agents throughout Spain, and moreover, the Sales Department, and the CallCenter in Ourense. Netaccede as a group, it employs directly over 300 people in Galicia, mainly in the cities of Vigo and Ourense .
During this growth process Construdata21 has become the articulated center axis of companies specialize in information services with which it has fruitful trade relations: 3.14 Financial (Ferrol), Callcenter (Ourense), Econstroi/Vortal (Lisboa) y Work XL (Germany).