St Julian's School is a private co-educational school founded in 1932 with a strong record of academic achievement and extra-curricular activity. St Julian's has three sections, each with its own Principal: the Primary School, the Portuguese Section, and the Secondary School.

International Christian School of Cascais exists to make Christ-like disciples who are developing their intellectual potential, spiritual maturity, emotional well-being and physical strength, through high academic, spiritual and character standards, in order to positively impact their world for Christ. ICSC is a ministry of the International Christian Church (ICC) of Cascais , a non-denominational evangelical church which serves the extensive international community in the Cascais area which is 25 minutes from Portugal's capital.

Redbridge School inspires creativity, a love of learning and international mindedness through a challenging and playful multilingual learning environment, where children feel happy, valued and secure.

St. Dominic’s International School is a highly respected and well known international school, and is the only school in Portugal authorised to offer all three programmes of the International Baccalaureate Organisation.

Lycée Francais Charles Lepiérre Lisbonne is a French international school in Lisbon.

St. James’ is a school where children from ages 6 to 12 leave prepared to continue their learning path in both the Portuguese and the English/International learning systems.
A good standard of discipline will be maintained and this is supported by a system which promotes competition, keenness and ‘esprit-de-corps’.
Small classes will ensure individual attention. Pupils will be taught both in English and Portuguese by qualified staff, their time being divided equally between the two languages and curricula.

International Preparatory School is a school that prides itself on the warmth of its welcome to children and parents from around the world.
The multi-national community represented at IPS by pupils and their families as well as staff, helps to create a learning environment which fosters a global understanding and appreciation of each other and the variety of cultures we bring to the school daily.

Deutsche Schule Lissabon is a German school situated in Lisbon. The school consists of a primary school with kindergarten and a secondary school.

PaRK International School teaches children the skills and give them the tools to become bilingual, curious, collaborative, caring, autonomous and agile learners while achieving their personal best in a fast moving world.

Prime School is all about the joy of learning in English in an international environment and living in Lisbon Portugal. Prime School is a leading, day and also boarding school, offering a comprehensive education program for students aged 3 to 18 in the greater Lisbon, Estoril and Sintra areas.

Santo António International School is an International Independent Catholic School located in the heart of Monte Estoril, near the historical Villa of Cascais in the Lisbon District area.
The school's aim is to combine academic excellence with a caring family environment. Significant global change demands a different way of thinking about ourselves and the world around us.

Carlucci American International School of Lisbon is a student-centered educational community in which the school challenges itself and each other to do its best and to makes positive contributions to our diverse and ever-changing world.

Located in Lisbon, the Astoria International School - Colégio Europeu Astoria is a private school that offers a bilingual education (English/Portuguese) until the 2nd Year of the 1st cycle, and trilingual system (English/German/Poprtuguese) on the 3rd and 4th Year of the elementary school.

Oeiras International School is committed to promoting a respectful community of independent and passionate lifelong learners who are aware of their roles and responsibilities in an ever-changing world. To this end, OIS offers a variety of learning experiences within a supportive and challenging environment of rigorous academic programmes.