R ubens Menin Teixeira de Souza is a self-made Brazilian billionaire who is the founder and chairman of MRV Engenharia, one of Brazil's largest and most successful homebuilders. An engineer by training, he founded the company in 1979 and has built it into a dominant player in the affordable housing market. His company has been a key participant in the Brazilian government's massive social housing program, "Minha Casa, Minha Vida" (My House, My Life), which has provided financing for millions of low and middle-income families to buy their first homes.

In addition to his core homebuilding business, Menin has successfully diversified his interests into a wide range of other sectors. He is the founder and a major shareholder of Banco Inter, a fast-growing digital bank in Brazil. He is also the owner of the American news network, CNN Brazil, and has investments in real estate and media. He is a major and influential figure in the Brazilian business landscape.