Agile Training by Pawan and Amit
This was at Channakya Solutions
Agile Training by Pawan K Shrestha
This was at Agile IT Solutions
CSPO by Madhur Kathuria
This was on December, 2016.
CSM by Madhur Kathuria
this was in year Feb, 2016.
CSM by James O’ Coplien
This was back in year 2011