diff --git a/Layout/default/Order/Form.php b/Layout/default/Order/Form.php
index 26e6b93bf..1787f1bab 100644
--- a/Layout/default/Order/Form.php
+++ b/Layout/default/Order/Form.php
@@ -609,6 +609,15 @@
                 <div class="card-body">
                   
                   <?php if($me->is("Admin", "netoperator")): ?>
+                    <?php if($order->id): ?>
+                    <div class="form-group row">
+                      <label class="col-lg-2"></label>
+                      <div class="col-lg-10 mb-2">
+                        <button type="button" id="savetoivt-button" class="btn btn-info">Kunde an IVT übertragen</button>
+                        <span id="savetoivt-info"></span>
+                      </div>
+                    </div>
+                    <?php endif; ?>
                   <div class="form-group row">
                     <label class="col-lg-2"></label>
                     <div class="col-lg-10">
@@ -662,6 +671,41 @@
     });
   });
   
+  
+  <?php if($order->id): ?>
+  $('#savetoivt-button').click(function() {
+    $('#savetoivt-button').prop("disabled", true);
+    $('#savetoivt-info').html("<img src='<?=self::getResourcePath()?>img/ajax-loader.gif' />");
+    $.get("<?=self::getUrl("IvtCustomer","create", ["order_id" => $order->id])?>",
+      {},
+      function(data) {
+        console.log(data);
+        if(data.status == "OK") {
+          $('#savetoivt-info').removeClass("text-danger");
+          $('#savetoivt-info').addClass("text-success");
+          $('#savetoivt-info').text("Kunde erfolgreich an IVT übertragen!");
+          $('#savetoivt-button').remove();
+        } else {
+          $('#savetoivt-info').removeClass("text-success");
+          $('#savetoivt-info').addClass("text-danger");
+          if(data.reason) {
+            if(data.reason == "no-cust-num") {
+              $('#savetoivt-info').text("Inhaber und/oder Rechungsempfänger hat keine Kundennummer!");
+            }
+            if(data.reason == "ivt-exist") {
+              $('#savetoivt-info').text("Kunde existiert bereits im IVT!");
+            }
+          } else {
+            $('#savetoivt-info').text("Fehler bei übertragung.");
+          }
+          $('#savetoivt-button').prop("disabled", false);
+        }
+      },
+      "json"
+    );
+  });
+  <?php endif; ?>
+  
   $('#owner_id').change(function() {
     var val = $('#owner_id').val();
     
diff --git a/application/IvtCustomer/IvtCustomer.php b/application/IvtCustomer/IvtCustomer.php
new file mode 100644
index 000000000..a5dbee8c4
--- /dev/null
+++ b/application/IvtCustomer/IvtCustomer.php
@@ -0,0 +1,86 @@
+<?php
+
+class IvtCustomer extends mfBaseModel {
+  protected $forcestr = ['company','firstname','surname','zip','street','location','housenumber','phone','email','extrainfo'];
+  
+  /**
+	 * Takes ID or DB row as arguments
+	 * @param id or table row $_
+	 */
+	public function __construct($_=NULL) {
+		$this->log = mfLoghandler::singleton();
+		$this->table = get_class($this);
+    $this->data = new stdClass();
+    $this->table = "customers";
+    
+    $this->db = new FronkDB(IVT_DBHOST, IVT_DBUSER, IVT_DBPASS, IVT_DBNAME);
+    
+		if(is_numeric($_)) {
+      $this->fetch($_);
+		} elseif(is_object($_)) {
+			$this->load($_);
+		}
+	}
+  
+  public function save() {
+    // get AUTO_INCREMENT value
+    $safe_ai = $this->getAutoIncrementId();
+    if(!$safe_ai) {
+      return false;
+    }
+    $this->log->debug(__CLASS__.": auto increment value: $safe_ai");
+    // save customer
+    
+    $fields = [];
+    $fields['id'] = $this->id;
+    foreach($this->data as $name => $value) {
+      $fields[$name] = $value;
+    }
+    
+    if(!$this->db->insert($this->table, $fields, $this->forcestr)) {
+      return false;
+    }
+    
+    // reset AUTO_INCREMENT value
+    if($this->setAutoIncrementId($safe_ai)) {
+      return true;
+    }
+    
+    $this->log->error(__CLASS__.": Unable to reset AUTO_INCREMENT value");
+    return false;
+    
+  }
+  
+  private function getAutoIncrementId() {
+    $sql = "SELECT `AUTO_INCREMENT` as ai
+            FROM  INFORMATION_SCHEMA.TABLES
+            WHERE TABLE_SCHEMA = 'ivt_xinon'
+            AND   TABLE_NAME   = '".$this->table."'";
+    $this->log->debug(__CLASS__.": $sql");
+    $res = $this->db->query($sql);
+    if($this->db->num_rows($res)) {
+      $data = $this->db->fetch_object($res);
+      return $data->ai;
+    }
+    
+  }
+  
+  private function setAutoIncrementId($ai) {
+    $sql = "ALTER TABLE ".$this->table." AUTO_INCREMENT=$ai";
+    $this->log->debug(__CLASS__.": $sql");
+    
+    if($this->db->query($sql)) {
+      return true;
+    }
+    return false;
+    
+  }
+ 
+  public function __debugInfo() {
+    $vars = get_object_vars($this);
+    if(is_object($vars['db'])) $vars['db'] = "object(FronkDB)";
+    if(is_object($vars['log'])) $vars['log'] = 'object(mfLoghandler)';
+    return $vars;
+  }
+  
+}
\ No newline at end of file
diff --git a/application/IvtCustomer/IvtCustomerController.php b/application/IvtCustomer/IvtCustomerController.php
new file mode 100644
index 000000000..f3527e22b
--- /dev/null
+++ b/application/IvtCustomer/IvtCustomerController.php
@@ -0,0 +1,107 @@
+<?php
+
+class IvtCustomerController extends mfBaseController {
+  
+  protected function createAction() {
+    $order_id = $this->request->order_id;
+    $order = new Order($order_id);
+    if(!$order->id) {
+      $this->layout()->setFlash("Bestellung nicht gefunden.", "error");
+      $this->redirect("Order");
+    }
+    
+    $contact = $order->$billingaddress;
+    if(!$contact) {
+      $contact = $order->owner;
+    } else {
+      $contact->customer_number = $order->owner->customer_number;
+    }
+    
+    if(!$contact->customer_number) {
+      $return = ['status' => 'error', 'reason' => "no-cust-num"];
+      $this->returnJson($return);
+    }
+    
+    $ivtc = new IvtCustomer($contact->customer_number);
+    //var_dump($ivtc);
+    
+    if($ivtc->id) {
+      $return = ['status' => 'error', 'reason' => "ivt-exist"];
+      $this->returnJson($return);
+    }
+    
+
+    $ivtc->title = "";
+    $ivtc->nick = "";
+    $ivtc->pwd = "";
+    $ivtc->bankcode = "";
+    $ivtc->accountnumber = "";
+    $ivtc->bill_row1 = "";
+    $ivtc->bill_row2 = "";
+    $ivtc->bill_row3 = "";
+    $ivtc->bill_row4 = "";
+    
+    $ivtc->id = $contact->customer_number;
+    $ivtc->company = str_replace("\r\n", " ", str_replace("\n", " ", $contact->company));
+    if($contact->company) {
+      $ivtc->firstname = "";
+      $ivtc->surname = str_replace("\r\n", " ", str_replace("\n", " ", $contact->company));
+    }
+    $ivtc->UID = ""; // XXX
+    $ivtc->zip = $contact->zip;
+    $ivtc->location = $contact->city;
+    
+    // get housenumber
+    $m = [];
+    if(preg_match('/^(.+)\s+([^ ]+$)/', $contact->street, $m)) {
+      if($m[1]) {
+        $ivtc->street = $m[1];
+        if($m[2]) {
+          $ivtc->housenumber = $m[2];
+        } else {
+          $ivtc->housenumber = "";
+        }
+      }
+    } else {
+      $ivtc->street = $contact->street;
+      $ivtc->housenumber = "";
+    }
+    
+    $ivtc->phone = $contact->phone;
+    $ivtc->email = $contact->email;
+    
+    if($order->billing_type == "sepa") {
+      $ivtc->payment = 0; // 0 = sepa / 1 = rechnung
+      $ivtc->BIC = $order->bank_account_bic;
+      $ivtc->IBAN = $order->bank_account_iban;
+    } else {
+      $ivtc->payment = 1; // 0 = sepa / 1 = rechnung
+      $ivtc->BIC = "";
+      $ivtc->IBAN = "";
+    }
+    
+    $ivtc->paper_invoice = 0;
+    if(!$contact->email) {
+      $ivtc->paper_invoice = 1;
+    }
+    
+    $ivtc->MandatID = ($contract->spin) ? $contract->spin : 1;
+    
+    $ivtc->egn = 0; // 0=keine;1=pdf;2=cdr
+    $ivtc->accept_adver = $order->allow_contact;
+    $ivtc->accept_info = $order->allow_spin;
+    $ivtc->telephony_pricelist = 2;
+    $ivtc->extrainfo = $order->note;
+
+    //var_dump($ivtc);
+
+
+    
+    if($ivtc->save()) {
+      $return = ['status' => 'OK', 'reason' => ""];
+    } else {
+      $return = ['status' => 'error', 'reason' => "save"];
+    }
+    $this->returnJson($return);
+  }
+}
\ No newline at end of file
diff --git a/application/Order/Order.php b/application/Order/Order.php
index 1acb40ff9..3fbc86339 100644
--- a/application/Order/Order.php
+++ b/application/Order/Order.php
@@ -46,6 +46,10 @@ class Order extends mfBaseModel {
     return $terminations;
   }
   
+  public function createIvtCustomer($data) {
+    
+  }
+  
   public function deletePositions() {
     if(!is_array($this->getProperty("products")) || !count($this->getProperty("products"))) {
       return true;
diff --git a/application/Order/OrderController.php b/application/Order/OrderController.php
index f22b2cf86..239ff85ba 100644
--- a/application/Order/OrderController.php
+++ b/application/Order/OrderController.php
@@ -166,7 +166,6 @@ class OrderController extends mfBaseController {
     return $new_filter;
   }
   
-  
   protected function addAction() {
     // TODO: filter by network permissions
     $this->layout()->setTemplate("Order/Form");
diff --git a/public/img/ajax-loader.gif b/public/img/ajax-loader.gif
new file mode 100644
index 000000000..3288d1035
Binary files /dev/null and b/public/img/ajax-loader.gif differ