Heritage Institute of Technology , Techno India University , Narula Institute of Technology , Netaji Subhash Engineering College , Meghnad Saha Institute Of Technology , Future Institute of Engineering and Management , Bengal College of Engineering & Technology , Adamas University these are the top private colleges in West Bengal .

Hey !
Here is a list of top private Engineering colleges in West Bengal :
1) Heritage Institute of Technology, Kolkata
2) Institute of Engineering and Management, Kolkata
3) Haldia Institute of Technology, Haldia
4) Techno India University, Kolkata
5) Techno India, Salt Lake
6) Academy of Technology, Hooghly
7) Narula Institute of Technology, Agarpara
Do check the below link for more information regarding colleges.
https://engineering.careers360.com/colleges/list-of-private-engineering-colleges-in-west-bengal
Hope this helps
All the best !