diff --git a/groups.rst b/groups.rst
index 59019b3..bbe5e47 100644
--- a/groups.rst
+++ b/groups.rst
@@ -261,7 +261,7 @@ Institutional Contributions to Rubin Observatory Construction
 
   Point of Contact: Andy Connolly
 
-  Members: Andrew Connolly, John Franklin Crenshaw, Dino Bektesevic, Colin Chandler, Pedro Bernardinelli, Yuankun (David) Wang, Steven Stetzler, Jake Kurlander, Chester Li, Max West, Drew Oldag, Doug Branton, Karlo Mrakovcic, Audrey Budlong, Wilson Beebe, Michael Tauraso, Derek Jones, Sandro Campos, Jeremy Kubica
+  Members: Andrew Connolly, John Franklin Crenshaw, Dino Bektesevic, Colin Chandler, Pedro Bernardinelli, Yuankun (David) Wang, Steven Stetzler, Jake Kurlander, Chester Li, Max West, Drew Oldag, Doug Branton, Karlo Mrakovcic, Audrey Budlong, Wilson Beebe, Michael Tauraso, Derek Jones, Sandro Campos, Jeremy Kubica, Sean McGuire, Aritra Ghosh
 
 
 **University of Wisconsin-Madison:** *SIT-Com support*
diff --git a/summary.yaml b/summary.yaml
index a40c0b7..23339bf 100644
--- a/summary.yaml
+++ b/summary.yaml
@@ -430,6 +430,8 @@ groups:
       - Derek Jones
       - Sandro Campos
       - Jeremy Kubica
+      - Sean McGuire
+      - Aritra Ghosh
   University of Wisconsin-Madison:
     contact: Keith Bechtol
     contribution: SIT-Com support