Sdmc — Water leakage from upper floor

Dear Sir,
I have Lived in 68 B, first floor Gautamnagar, Newdelhi-110049. and am writing this letter to you to complaint about water leakage from upper floor in my kitchen and hall. 2nd floor owner name Mr, Manojsharma (Mob no. [protected]) and W/o Kirtikasharma( Mob no-[protected]) 68 B, second floor Gautamnagar, Newdelhi-110049. Now this house given to tenant staying .This water leakage since last two years. I have informed to him many times and sent photos also. Now he informed that I cannot repair. you compliant where ever you want. This water leakage is weakness of building structure and causing risk of deceases.
Kindly take necessary action against this complaint.
Thanks.
Elavarasan S. T
[protected]