M.A. Engenharia Ltda. is a Brazilian contractor based in Belo Horizonte and founded in 1990. The company has been awarded several concessions contracts for the overhauling and maintenance of road sections of the country's federal highways, including BR-040, BR-262, and BR-381, in the state of Minas Gerais. Other projects the company has participated in are the expansion of Curvelo municipality public prison, the conservation and cleaning of public squares and gardens in Belo Horizonte municipality, and the construction of several bridges and drainage structures, in Tocantins municipality, in partnership with local contractor Camamar Engenharia.