diff --git a/htdocs/comm/action/peruser.php b/htdocs/comm/action/peruser.php
index 87def7240f5..ba631ba8c59 100644
--- a/htdocs/comm/action/peruser.php
+++ b/htdocs/comm/action/peruser.php
@@ -915,6 +915,10 @@ while ($currentdaytoshow < $lastdaytoshow) {
 		if ($usergroup > 0)	{
 			$sql .= " AND ug.fk_usergroup = ".((int) $usergroup);
 		}
+		if ($user->socid > 0) {
+			// External users should see only contacts of their company
+			$sql .= " AND u.fk_soc = ".((int) $user->socid);
+		}
 
 		//print $sql;
 		$resql = $db->query($sql);