[3] Community holds a 6-year primary school, 2 kindergartens, open care center for the elderly, regional clinic, private dentistry and pharmacy.

Several theories exist for its etymology: The name: Mavromati is mentioned in the book of Colonel William Martin Leake: Travels in Northern Greece, during his visit to the region in 1806.

Also the prefect of Thebes, N. Karoris at his report: 'Ekthesis incident, raising the month of April during the 1830' on the conflict with the Turks to lands on 19 June 1833, records the name or Liatani or Mavromati village of Livadia .

In recent years, new crops have also been tested: cotton, tobacco and pomegranates By the 8th century AD the Eastern Roman Empire, based at Constantinople, had reconquered the Greek countryside from the Slavs, including Boeotia, and this ushered in a period of steady growth of rural population and at the major regional towns (such as Thebes in Central Boeotia).

To recolonise this landscape between 1400−1500 AD the final Frankish Dukes of Athens and then the Ottoman rulers invited large numbers of new settlers, from Albania, with the specific direction to locate new villages near abandoned ones from the previous settlement system.

Modern Ayios Thomas has a more complex history; it is rather recent, and was founded by villagers moving out of the mountains between Boeotia and Attica at the end of the Turkish era and after the War of Greek Independence, in the early 19th century AD.

He served under the command of Gardikiotis at Jamalas Papakostas's insurgency in 1848, at Palaiokastro of Phthiotis and killed in a clash between government troops and rebels.

Michalis Economou in the files of Greek History says: Vryonis passed byAulis and Tanagra to support the Turks besieged the Acropolis.

On June 17 overnights in Liatani and attacks the body of Vasilis Chatzimeletis, which had arrived in the village to ward off the invasion of Athens.