diff --git a/manifests/cheaha_users.pp b/manifests/cheaha_users.pp
index 0a6e3c4b81f8df14c3d4ac3dca9f89710ae3743d..602f6fd96c5f773870aa8f1e618920040f91a915 100644
--- a/manifests/cheaha_users.pp
+++ b/manifests/cheaha_users.pp
@@ -617,6 +617,7 @@ class users::cheaha_users inherits users::virtual_users
     User["tar81285"],
     User["tbarrios"],
     User["tbenja"],
+    User["tcallens"],
     User["tdcraw10"],
     User["tdh"],
     User["tfoley"],
diff --git a/manifests/virtual_groups.pp b/manifests/virtual_groups.pp
index a4b89a50439efb3a1b7fa04c4983174dba4834ec..dcf640fd22417ca2c2e964f7d47d80e7e9c49ea1 100644
--- a/manifests/virtual_groups.pp
+++ b/manifests/virtual_groups.pp
@@ -2323,5 +2323,9 @@ class users::virtual_groups
     gid     => "10629",
     ensure  => "present",
   }
+  @group { "tcallens":
+    gid     => "10630",
+    ensure  => "present",
+  }
 
 }
diff --git a/manifests/virtual_users.pp b/manifests/virtual_users.pp
index a097493b88d7b0ae08ea1e7f39304dbe09981b32..40545f2e28ce09a997fd1870c9869148a5f3c664 100644
--- a/manifests/virtual_users.pp
+++ b/manifests/virtual_users.pp
@@ -6130,5 +6130,13 @@ class users::virtual_users
     comment    => "Evan Nicholas Gilbert, evanich@uab.edu, DTIINTERN, Thomas Anthony (tanthony@uab.edu)",
     managehome => true,
   }
+  # 20141111 - Added new cheaha user tcallens - https://trac.uabgrid.uab.edu/atlab/ticket/852
+  @user { "tcallens":
+    ensure     => "present",
+    uid        => "10630",
+    gid        => "medgenomics",
+    comment    => "Tom Callens, tcallens@uab.edu, MEDGENOMICS, Ludwine Messiaen (lmessiaen@uab.edu)",
+    managehome => true,
+  }
 
 }