The Greek Basket League (GBL), often also referred to as the Greek A1 Basketball League, or Greek Basketball Championship, is the first tier level professional basketball league in Greece. It is run by HEBA, under the legal authority of the Hellenic Basketball Federation (E.O.K.).
GS Ilioupolis is a multi-sport club based in Ilioupoli, Greece.
Panionios G.S.S., the Pan-Ionian Gymnastics Club of Smyrna, is a Greek multi-sport club founded in 1890. Originally based in Smyrna/Izmir, the club was uprooted in the population exchange between Greece and Turkey following the Asia Minor Catastrophe in 1922. It is now based in the suburban town of Nea Smyrni, located in the Athens agglomeration, and where many of the refugees from Smyrna settled.
Stella or Styliani Kaltsidou, is a Greek former professional basketball player and a current professional Basketball Coach, who is currently the Head Coach of London Lions women team in UK and also working with the KZS Basketball Federation as an assistant coach of the Slovenia women's national team.
The Greek women's Basketball League, also known as A1 Ethniki Women's Basketball is the most important competition of Greek women's professional basketball. It is organised by the EOK. It began with the 1967–68 season. The first championship of the league, which was held in the 1967–68 season, was organised by ΕΟΑΠ. Two years later, the EOK assumed control of the competition.
Panionios Water Polo Club is the water polo team of Panionios multi sport club. It has got teams both men and women. The men's team of Panionios is playing in A1 Ethniki and the women's team is also playing in A1 Ethniki Women.
G.S. Iraklis Thessaloniki is the water polo department of G.S. Iraklis Thessaloniki multi sport club. It has got teams both men and women. The most successful is the women's team that plays in A1 Ethniki, while the men's team plays in A2 Ethniki.
Elliniko-Sourmena B.C. is a Greek basketball club, based in Elliniko, a suburb in the south of Attica. The club was founded in 2012 after merging the older local basketball clubs, Elliniko B.C. and Sourmena B.C. The colours of the club are the blue and white and the emblem is a torch. The most successful team of the club is the women team which dominated for two seasons in women's Greek basketball and won two Greek championships and two cups.
Esperides Kallitheas is a women's basketball club, based in Kallithea, Athens. Esperides was founded in 1995, and at the end of 2012, changed its name and its emblem, and restarted as GS Ikaros kallitheas. This was because since Esperides faced financial problems and wasn't able to continue in the Greek Women's League championship. Esperides has won two Greek Women's League championships and four Greek Women's Cups. In 2017-18 season Ikaros Kallitheas renamed again Esperides Kallitheas.
FO Vrilissia, full name Filathlitikos Omilos Vrilissia is Greek volleyball club based in Vrilissia in the regional unit of North Athens, Attica. It is mainly active in women volleyball and it is one of the most successful clubs in this sport. FO Vrilissia has won 9 Panhellenic titles in women volleyball. Despite its successful presence the club retreated from the championship in season 2014-15 due to financial problems and relegated to second tier championship.
Panionios Volleyball Club is the volleyball department of the Greek multisport club of Panionios, based in Nea Smirni. It is one of the oldest sport sections of the club with presence since early 20th century. The colours of the club are red and blue and its home arena is the Panionios Indoor Hall.
AOF Porfyras is a Greek multisport club based in Freattyda, Piraeus. It was founded in 1957 and has got sections in football, basketball and volleyball. The most successful team of the club is the volleyball women's team that plays in A1 Ethniki.
Aias Evosmou is a Greek multi-sport club based in Evosmos, Thessaloniki. It was founded in 1967 and it has departments in various sports, football, basketball and volleyball. The full name of the club is Athlitikos Politistikos Syllogos Aias Evosmou/APS Aias Evosmou. The most successful department is the women's volleyball team that plays in A1 Ethniki. The team's colours are red and white and its emblem is the ancient Greek hero Aias.
Proteas Voulas is a Greek basketball club based in Voula, Attica. It was founded in 1980. Proteas has both men's and women's team which play in Greek national divisions. The women's team plays in A1 Ethniki Women (first-tier) and the men's team plays in Greek C Basketball League (fourth-tier). The team's colours are blue and red and the home stadium of the club is the Voulas Indoor Hall.
Aris Thessaloniki Women's Basketball is the women's basketball department of Aris Thessaloniki, the Greek multi-sport club based in Thessaloniki. The club plays in A2 Ethniki but recently it has played in A1 Ethniki. In 2015-2016 season is on the first place of the second category.
A2 Ethniki Women's Volleyball is the 2nd-tier of championship of women's volleyball in Greece. Since current year, the championship is held in four subgroups of teams. The winners of each subgroups take part in play off games. The winners of play off team take part in final four and three best teams promote to A1 Ethniki. In current season the winners are AOF Porfyras, Iraklis Kifissias and APS Corinthos. From 2017 to 2018 season established a second level in A2 category named as Women's Pre League.
A2 National Women's Basketball, also known as A2 Ethniki Women's Basketball is the 2nd-tier level women's basketball league in Greece. It is organized by the Hellenic Basketball Federation (E.O.K.). Each season, the top two placed teams of the league are promoted to the top-tier level Greek women's division.
Olympiacos Volou B.C. is the basketball department of the Greek multi-sport club of Olympiacos Volou, based in Volos. The club has teams both men's and women's. The women's basketball team stands out from the departments of the club because it is the only department of Olympiacos Volou that has won a Greek Championship. The club plays in Volos Municipal Stadium Indoor Hall, with a capacity of 1200 spectators.
Apollon Kalamarias B.C. is the basketball section of Apollon Kalamarias, the Greek multisport club based in Kalamaria, Thessaloniki. The women's team stands out from the club because has won two championships and one cup.
The 2017–18 Greek A1 Ethniki was the 36th season of the A1 Ethniki, Greece's premier handball women's league.
