diff --git a/wp-admin/network/site-users.php b/wp-admin/network/site-users.php
index 6b53c879a2..d610679858 100644
--- a/wp-admin/network/site-users.php
+++ b/wp-admin/network/site-users.php
@@ -215,6 +215,9 @@ endif; ?>
 
 </form>
 
+do_action( 'network_site_users_after_list_table', '' );
+
+<?php if ( apply_filters( 'show_network_site_users_add_existing_form', true ) ) : ?>
 <h3 id="add-existing-user"><?php _e('Add Existing User') ?></h3>
 <p><?php _e( 'Enter the username of an existing user on this network.' ) ?></p>
 <form action="site-users.php?action=adduser" id="adduser" method="post">
@@ -242,7 +245,9 @@ endif; ?>
 	</table>
 	<?php submit_button( __('Add User'), 'primary', 'add-user' ); ?>
 </form>
+<?php endif; ?>
 
+<?php if ( apply_filters( 'show_network_site_users_add_new_form', true ) ) : ?>
 <h3 id="add-new-user"><?php _e('Create New User') ?></h3>
 <p><?php _e( 'Create a brand new user and add it to this site.' ) ?></p>
 <form action="<?php echo network_admin_url('site-users.php?action=newuser'); ?>" id="newuser" method="post">
@@ -278,5 +283,6 @@ endif; ?>
 	<?php submit_button( __('Add User'), 'primary', 'add-user' ); ?>
 </form>
 </div>
+<?php endif; ?>
 <?php
-require('../admin-footer.php');
+require('../admin-footer.php');
\ No newline at end of file