Maharashtra

1.Paradigm IAS Academy Pvt Ltd in Mumbai
Civil Services Entrance Coaching Center, Navi Mumbai, Maharashtra
2.Indian Institute For Training Computer Programming
Computer Training School Mumbai, Maharashtra
3.Career Desk
Coaching Center Navi Mumbai, Maharashtra

Hello Harsh,
As per your rank, your chances are very strong to get good branches at top colleges like MIT-Pune, DY Patil, however, please refer to this link to get more insights of the colleges based on your rank.
https://www.shiksha.com/b-tech/resources/mhcet-college-predictor

You have completed your Diploma. So, for engineering, go through colleges like VJTI, SP College, Vidyalankar Institute of Technology, Thadomal Shahani Engineering College. These are very prestigious colleges in Mumbai.

Hello Hariom,
As per your marks, you will get lower colleges via CET. However, check here to get more details about your probable colleges.
https://www.shiksha.com/b-tech/resources/mhcet-college-predictor

Here is a link. You can check the expected cut off of the college on the basis of MH-CET score and check if you can get it:
https://www.shiksha.com/b-tech/resources/mhcet-cut-off-predictor

In Pune
1.Paradigm IAS Academy Pvt Ltd Pune
Civil Services Entrance Coaching Center 3rd Floor, Chandrasheel Building, Near Hotel Surya, Ghole Road, Shivajinagar
2.RBA Civil Services Academy
Civil Services Entrance Coaching Center 19, Camp
In Nagpur
1.Pre IAS Training Center, Nagpur
Civil Services Entrance Coaching Center Old Morris College Building
2.Rahul Sir's IAS Academy
Civil Services Entrance Coaching Center 92, Income Tax Colony, Opp. Durga Mandir,

Please provide your boards result as well as JEE Mains score.
If you have very good score then you can get admission in polymer engineering in ICT.

It is certainly possible for some branches, but if you were eyeing something like Psychology, Literature or Sociology, it might get a bit tricky for you.
As mentioned before, uncommon streams like Microbiology or Botany should be an easy pick.

Hello Dhiraj,
As per your marks, you will get some lower colleges via MHCET, however, check here to know more:
https://www.shiksha.com/b-tech/resources/mhcet-college-predictor

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