ASTROMARÍTIMA is one of the pioneering companies in the provision of marine support services to the oil exploration and production industry on the Brazilian continental shelf.

As from 1980 the company contracted the construction of 19 supply vessels financed by the Merchant Marine Fund. The ships were delivered during the period between 1982 and 1989.

In 1982, ASTROMARÍTIMA diversified its business into the port support and inland shipping field, founding the company CBR - Companhia Brasileira de Rebocadores, currently CBR Apoio Portuário Ltda. At that time it contracted the construction of two port tugs to operate in São Marcos Bay at São Luís, MA

In order to reach a level of excellence in its services, the company decided to implement a Quality Management System complying with the ISO 9002:1994 standard, achieving certification in 1998.

In 1999 the company began the expansion of its fleet, contracting the construction of a Platform Supply Vessel with a US shipyard, which was incorporated in April of 2000. During this period it also modernized four of its vessels, jumborizing them and increasing their power output, to attend to the needs of the company's main client, PETROBRAS, which concentrated the greater part of its oil and gas exploration and production in deep waters.

In 2001 the company included the requirements of the International Safety Management Code for the Safe Management of Ships and Environmental Pollution Prevention (ISM CODE) into its Management System, which was certified by the classification agency Bureau Veritas.
In 2003, ASTROMARÍTIMA adopted the new 2000 version of the ISO 9001 standard in its Management System.