How good or bad is Shri Shikshayatan college Kolkata? Will its lack of so called brand name later affect my chances to become an IAS?

Shri Shikshayatan college in Kolkata is one of the most reputed private all girls colleges. It definitely has a brand name of its own and it's quite popular in Kolkata. 

Here are some facts about the college:

• It has a very well maintained infrastructure with a proper gym, basketball court, swimming pool and other facilities.
• They have a placement record of 90%, which is really good. Many reputed companies like Tech Mahindra, TCS, etc. come for placements.
• These IT firms offer students a salary package of 5-6 LPA depending on their academic record.

Your college does not matter in UPSC, only your marks in graduation matter. But Shri Shikshayatan has a popularity and familiarity among people, so it will not be a problem.