B.Tech

Hello Shoaib,
You may refer the link below for the list of colleges for B.Tech in Saharanpur :
https://www.shiksha.com/b-tech/colleges/b-tech-colleges-saharanpur
In addition to that, the following colleges are also there :
1) Millennium Institute of Technology
2) Indraprastha Institute of Management & T

Niharika, check the link below to have an idea about B.Tech LPUNEST as well as the syllabus, last year papers etc
http://nest.lpu.in/engineering/index.php
Once you click on the link, you will move to the related page where on top you will find drop down tabs for INFORMATION, PROCESS, FEE AND SCHOLARSH

Yes, there are few colleges that intake students on the basis of JEE Mains.
Some of them which may give you admission are-
JIIT
D Y Patil College Of Engineering
College Of Engineering, Pune
Thapar University
You need to apply to these colleges separately.
I hope this helps you.