Two founding members of the A∴R∴L∴M∴ Casa de Leto were initiated in Maat Masonic Lodge No. 1088, which at the time was federated to the Order Le Droit Humain.
In 2006, that same Lodge withdrew from the Order Le Droit Humain and, after it became independent, another founding member was initiated there.
2012
Foundation of the A∴R∴L∴M∴ Casa de Leto
Founded in Belo Horizonte, Minas Gerais, on 22 April 2012, Casa de Leto became the institutional centre from which its own Craft, administrative and initiatic work developed.
2025 - 2026
Other Internal Orders
In mid-2025 and the first months of 2026, Bro∴ Alan Curátola received warrants to establish Masonic orders in the Rite of Perfection, York Rite, Strict Templar Observance and Heredom and Kilwinning, affiliated with a College of Rites in the United States.
24 January 2026
Supreme Council of the 33rd Degree — Casa de Leto
Following the tradition that Casa de Leto Lodge holds its first meeting of the year in the 33rd Degree, at the meeting of 24 January 2026 it was determined that the Supreme Council of the 33rd Degree — Casa de Leto would be the highest authority of Casa de Leto Lodge, institutionalising the right to work the various degrees already provided for by the Lodge’s Permanent Charter since its foundation.
3 June 2026
Independence of the Orders
On 3 June 2026, following disagreements regarding the administration of the College of Rites, the bodies of the Rite of Perfection, York Rite, Strict Templar Observance and Heredom and Kilwinning, together with Anúbis Lodge, were declared independent. This created the need to unite the different orders within a central body.
21 June 2026
Foundation of Saint-Germain Lodge No. 1 and Veritas Lodge No. 1
Following the declaration of independence of the Orders, it became necessary to establish Lodges in the Rite of Perfection and the Rite of the Strict Templar Observance. These Lodges were founded on 21 June 2026.
1 August 2026
Foundation of OMMI
The foundation of the International Mixed Masonic Order — Casa de Leto establishes a common structure for representation, registration, documentation and international expansion.