August 10 @ 12:00 am - August 17 @ 12:00 am 17th SLOBA Debate – Preliminary Round 2025 School Premises St. Lawrence High School, Kolkata, West Bengal, India
August 11 Celebration of St. Lawrence Day – Staff Vs SLOBA Football Match School Premises St. Lawrence High School, Kolkata, West Bengal, India
August 14 17th SLOBA Debate – Final 2025 School Premises St. Lawrence High School, Kolkata, West Bengal, India
August 23 Celebration 50th year of Sholay with Batch 1994 HS School Premises St. Lawrence High School, Kolkata, West Bengal, India
November 22 - November 23 SLOBA Super Sports 2025 School Premises St. Lawrence High School, Kolkata, West Bengal, India
December 18, 2025 - January 3, 2026 20th SLOBA Interschool Cricket Tournament 2025-26 School Premises St. Lawrence High School, Kolkata, West Bengal, India
January 3, 2026 SLOBA Annual Reunion 2026 School Premises St. Lawrence High School, Kolkata, West Bengal, India
January 4, 2026 20th SLOBA Interschool Cricket Tournament 2025-26 – Final School Premises St. Lawrence High School, Kolkata, West Bengal, India
