[6] He was later appointed Chairman of Malta Information Technology Agency (MITA) and resigned in 2011 in the wake of allegations by the Labour opposition that his position granted him access to private citizens' data that was incompatible with his role within the Nationalist Party.
[12] In 2021 he was appointed PN spokesperson for political renewal, research and development, and given the responsibility for drafting the party's electoral manifesto.
[14] Grech is also known to hold socially conservative views and is believed to have been heavily involved in the Nationalist Party's campaign against the introduction of divorce at the 2011 referendum.
[15][16] He is also known to hold anti-abortion views, having proposed amendments to the Child Protection Act which would include the foetus in the legal definition of a minor.
[19] Grech, together with his wife, is the founder of the Save A Life Foundation, a voluntary organisation carrying out community work with children and youths.