EKAM originally had 150 operators; however, when Greece became the host country of the 2004 Summer Olympics, their number increased to 200 due to the magnitude of the event.

[10] It has confronted challenges such as hostage situations and it has contributed in the arrests of many dangerous criminals, playing a key role in the dismantling of the November 17 and Revolutionary People's Struggle terrorist organizations.

The perpetrator and former partner of the victim forced his ex-wife at knifepoint to follow him from her house in Galatsi to his own in Agios Panteleimonas.

[20] In October 2023, after the beginning of the 2023 Israel–Hamas war, EKAM was deployed to various locations, including a Panathinaikos vs Maccabi Tel Aviv basketball match, due to the heightened security risk.

The perpetrator, knowing the building well, gained access from the basement and headed initially to the mezzanine floor, where he opened fire indiscriminately.

[23] A short time after, an EKAM team entered the premises of the shipping company in order to arrest the perpetrator.

[25][26][27] On Sunday December 8 2024, supporters of the HTS group who overthrew President Bashar al-Assad entered the Syrian embassy in Greece and raised the flag of rebel organisations.