| 03 May | MFL Open Day (Secondary School) |
| 07 May | DT Open Day (Secondary School) |
| 19 May | CIS Summer Fiesta (Fun Day) |
| 23 May | CIS Art Fair |
| 25–29 May | Half Term |
| 07 Jun | CIS Science & Technology Fair |
| 11-15 Jun | International Week |
| 06 July | Last Day of Summer term |
For admissions enquiries you may do one of the following:
- Call +234-1-7918646, +234-1-7918030 for Primary school enquiries
- Call +234 1-8104052 for Secondary school enquiries
- Send an email to admissions@cislagos.com or
- Complete our online admissions enquiry form
| Primary School office | +234-1-7918646, +234-1-7918030 |
| Secondary School office | +234 1-8104052 |
| General Enquiries | info@cislagos.com |
| Recruitment | jobs@cislagos.com |