Update CHARTER.md

Author: joanafilipa

sigs/jvm/CHARTER.md

@@ -22,10 +22,12 @@ Everyone interested in promoting Java or other JVM languages for training, runni
 
 ## Contacts
 
-* Project lead: Karl Lessard [@karllessard](https://github.com/karllessard) - karl at kubx dot ca
-* Second for the leader: Christian Tzolov [@tzolov](https://github.com/tzolov) - christiantzolov at gmail
-* TensorFlow team technical contact: James Ring [@sjamesr](https://github.com/sjamesr) - sjr at google
-* For administrative questions, contact Edd Wilder-James [@ewilderj](https://github.com/ewilderj) - ewj at google
+* Project lead: Karl Lessard [@karllessard](https://github.com/karllessard) - karllessard at gmail
+* Second for the leader: Adam Pocock [@craigacp](https://github.com/craigacp) - adam.pocock at oracle 
+* TensorFlow team technical contact: Rajagopal Ananthanarayanan - ananthr at google
+* For administrative questions, contact: 
+* Joana Carrasqueira [@joanafilipa](https://github.com/joanafilipa) - joanafilipa at google
+* Thea Lamkin [@theadactyl](https://github.com/theadactyl) - thealamkin at google
 
 ## Code of Conduct