NIIT — Gniit semester marksheets

Address: Kailashpuri Lane No 6 C.C.road, 19/419, 19/419

I have completed my Gniit 3 years diploma course from your institution in 2011 or 2012. My registration no. is R[protected].
I have received diploma in the end of the course but did not get the proper semester wise marksheets from the faculties. Now I has interviewd in TCS and after qulifing they require my markshet and I made request for my marksheet many times through phone calls and emails but did not get any response.
Please consder it on priority basis as it is related to my career.
photo of diploma is enclosed.