GS Loures

Loures was founded on 13 August 1913 by local footballers who used to play in a plot of land called Casaréus in Loures. Their first ever game was a 3–1 friendly win over Sporting CP. In the 1950s, the club added facilities for cycling, athletics, table tennis, and roller hockey. In 1978 they added handball, and in 2004 futsal.^[1]

Castrense's colours are yellow and black.

The following players have either achieved senior international caps, or made significant appearances in professional top-flight leagues before, during, or after their time at the club:

• Panutche Camará – Guinea-Bissau international midfielder who played in the English Football League for Ipswich Town and Plymouth Argyle after spending part of his youth development at Loures.
• Luís Andrade – Experienced midfielder who made over 100 top-flight appearances for clubs including Benfica, Braga, and Belenenses.
• Gonçalo Gregório – Striker who played on loan at Loures early in his career; went on to play top-tier football in Romania and Armenia, and became a top scorer in the Armenian Premier League with Noah.
• Au Yeung Yiu Chung – Hong Kong international midfielder who had a spell with Loures in 2015, notable for becoming the first Hong Kong player to sign for a J.League club.
• Ballack – Cape Verdean forward who scored a career-high 11 goals for Loures during the 2015–16 season, earning a move back to the professional divisions with Cova da Piedade.
• Hugo Machado – Midfielder with a wandering international career that included top-flight campaigns in Cyprus, Iran, India, and Azerbaijan.
• Manuel Liz – Right winger who played for Loures during the 2018–19 season; previously made his professional debut in the Segunda Liga with Atlético CP.
• Ronaldo Afonso – Forward who has achieved senior international caps representing the São Tomé and Príncipe national football team.