As per my knowledge on the recent placements, the mass recruiter companies that came for placements in most of the engineering colleges are as follows -:

1. Accenture

2. Cognizant

3. EY

4. Deloitte

5.TCS

6 . Mindtree

7. Wipro

And the product based companies like Amazon, Microsoft, Google, Goldman Sachs and JP Morgan.

The top placement colleges are listed below in the link -:

https://engineering.careers360.com/articles/100-percent-placement-engineering-colleges-in-india