He was born in Maputo, Mozambique, on 7 March 1945. He attended the Diplomatic Programme for AKDN Representatives, at the University of Birmingham.
From 1979-84, he was a member of the Economic Welfare Department, Ismaili National Council for Portugal. From 1984-87, he was Honorary Secretary for the Ismaili National Council for Portugal and from 1990-97, he was its President.
From 1992-96, Mr. Ahmad was responsible for the negotiation process with the Portuguese Government for the legal recognition of Aga Khan Foundation (AKF) Portugal as a Portuguese Foundation and a Private Institution for Social Solidarity, created by Decree Law and voted by the Council of Ministers in 1996. From 1995-99, Mr. Ahmad participated as a Committee Member in the negotiation process with the Portuguese Government (Ministry of Justice) for the elaboration of the new Religious Freedom Law, approved by Decree Law in 2001.
From 1996, he was involved in the negotiation process with the Portuguese Government for the Agreement of Co-operation between the Government of the Portuguese Republic and the Ismaili Imamat, which was signed in December 2005 and the Protocol of Co-operation between the Portuguese Foreign Ministry and the Ismaili Imamat, in July 2008.
From 1997-2006, he was Chairman of AKF Portugal National Committee.
Since 1998, he has been the AKDN Representative for Mozambique and since 2004 he has been a Member of the Commission for Religious Freedom. In November 2006, he was appointed AKDN Representative by His Highness the Aga Khan to the Coordination Committee between the Government of Portugal and AKDN.
On 10 June 2004, the National Day of Portugal, he was awarded with the Comendador da Ordem do Mérito (Commander of the Order of Merit).