Katarzyna Sirak - ISG Managing director
Agata Kożuszek - EISG director 
Małgorzata Kilian - Pieczonka - PYP coordinator
Agata Maderska - Administration manager
   
Bernadeta Węzeł - G1 Homeroom teacher
Agnes El Sahli - G2 Homeroom teacher
Karolina Żyra - G3 Homeroom teacher
Dane Gerber - G4 Homeroom teacher, music and English teacher, native speaker
Teresa Łepek - G5 Homeroom teacher, math teacher
Aleksandra Kotlewska - G6 Homeroom teacher, Polish teacher
Izabela Tereszkiewicz - G7 Homeroom teacher, Polish and graphic design teacher
Anna Bobrowska - Math teacher
Adriana Budzisz - Orłowska - Geography teacher
Edyta Caban - Żywicka - English teacher
David Calladine - English and history teacher
Aleksandra Czyżykowska - Physical education teacher
James Gibbs  - History, ethics, IT teacher, native speaker
Vanesa Jimenez Molina - Spanish teacher, native speaker
Paulina Józwa - Day-care and experiments teacher
Kamil Kucharski - History teacher
Ewelina Łęgowska - Physics teacher
Małgorzata Macierzanka - Biology teacher
Magdalena Majdańska - Polish for foreigners teacher
Paweł Roziewski - Physical education teacher
Mateusz Rydzak - Moc - Physical education and day-care teacher
Aleksandra Sulich
- Polish teacher 
Zofia Wesner - Art teacher