1979- Creation of Marques Lda.
1991– Constitution of Marques Britas, S.A.
1992- Constitution of Betomarques, Lda.: production and sale of concrete
1993– 1ª. Experience of internationalisation, in Germany
2000– Constitution of Urbe Oceanus
2004-Constitution of Pico D´Água Park: company responsible for developing the business park of the Group
2006– Constitution of Soluções M, merger with the company Alves & Morgado, Lda.- Sale of Steel and derivatives
2007- Acquisition of Caetano Mont` Alverne- Sol*Mar
2008- Company constituted between SUMA and Marques SGPS- SIGA: sistema integrado de gestão ambiental (integral environmental management system)
2009- Acquisition of the Clínica de São Sebastião
2011- Cash & Carry becomes Loja Recheio
2021 – Conversion of the Marques Ambiente company to Marques Inovação e Ambiente