Hello Aspirant,

There are various coaching or Institutes for IIT JEE Preparation but before joining a institute I would suggest you to take a Demo class and also do research on faculty, Result etc.

Also I would like to inform you that Careers360 is conducting All India Talent search Exam where students of 11th and 12th PCM/PCB ( Engineering or Medical) can test their knowledge and enhance their preparation by knowing their stronger and weaker areas and win prizes and scholarships worth ₹1.25 Crore.

 

If you are an Engineering or Medical Aspirant, Take this opportunity (Scholership and Exciting Prizes - ₹50,000/- cash Prizes, Upto 100% Scholarship on JEE / NEET AI-Based preparation packages, Laptops, Smartphones, Amazon Echo, Careers360 Almanacs, Powerbanks, Upto ₹250/-  Paytm *Cashback offer)

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Good Luck!

Hello Chetan,
Some good institutes for IIT-JEE preparation are:
1. FIITJEE
2. Allen
3. Aakash Institute
4. Vibrant Academy
5. Sri Chaitnya Narayana Institute
6. Super 30 (Patna)
7. Resonance
Hope this will help you.
Good luck

Here is the list of institutes for itt preparation in class 11 and 12th :

IIT PACE
IIT RAO
FIIT JEE
ALLEN INSTITUTE
VIBRANT ACADEMY
AAKASH INSTITUTE
SUPER 30 (PATNA)
SRI CHAIRANYA IIT ACADEMY  AND NARAYANA JEE CLASSES
TOPPR
RESONANCE
VIDYAMANDIR

BEST ONLINE COACHING :
KAYSONS EDUCATION
AAKASH TUTOR