His company Quantum was instrumental in the establishment of the Commercial Bank of Greece in Cyprus, in which it was the second biggest shareholder after the Hellenic Republic.

[4] For this reason in 2008 he formalized his longstanding altruistic activities with the establishment of a not-for-profit, philanthropic fund, the Athanasios Ktorides Foundation.

In 2009, his business scope and humanitarian sensibility was recognized by the Commonwealth of Dominica as the ideal credentials for the post as Honorary Consul of the country in Cyprus.

[4] On February 8, 2012, UNICEF declared Nasos Ktorides as National Goodwill Ambassador who, together with author Antonis Samarakis and principal of the Panthéon-Sorbonne University and rector of the Academy of Paris Eleni Glykatzi-Arveler, completes the trio of personalities of the wider Hellenic world who have enjoyed such recognition to date.

Marking the 50th anniversary of the execution of Michalis Karaolis on May 10, 1956, a handwritten manuscript by the philhellene Nobel laureate and philosopher, Albert Camus, appealing to Queen Elizabeth II for mercy for the young Greek Cypriot freedom fighter of the 1955-59 EOKA struggle for independence, was acquired from auction by Nasos Ktorides and donated to the National Struggle Museum in Nicosia.

[17][18] Karaolis, just 22 years old at the time, was credited with the execution on August 28, 1955, of a police officer, member of the Special Branch who had infiltrated the EOKA movement.

[17] On his way to rejoin the guerrillas headed by Grigoris Afxentiou in the Kyrenia mountains, Karaolis was captured and sentenced to death on October 28.