NBR ISO 9001:2015
Quality Management System. This certification ensures that Terraplena meets all the necessary requirements of ISO 9001 in roads and streets construction.
SIQ / PARÁ OBRAS
Certificate that ensures that Terraplena meets all the requirements of the Pará Obras quality program in the fields of buildings, sanitation, roads and special arts.
PBQP-H NÍVEL A
Compliance Assessment System for Civil Construction Services and Construction Companies of the Brazilian Habitation Quality and Productivity Program. This certification ensures that Terraplena meets all the requirements of the Pará Obras quality program in the power sector.