diff --git a/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitPromoCodesApiController.php b/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitPromoCodesApiController.php
index 1d364e36..1899b7e2 100644
--- a/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitPromoCodesApiController.php
+++ b/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitPromoCodesApiController.php
@@ -11,6 +11,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  **/
+use App\Http\Utils\BooleanCellFormatter;
+use App\Http\Utils\EpochCellFormatter;
 use App\Models\Foundation\Summit\PromoCodes\PromoCodesConstants;
 use Illuminate\Support\Facades\Log;
 use Illuminate\Support\Facades\Request;
@@ -301,7 +303,18 @@ final class OAuth2SummitPromoCodesApiController extends OAuth2ProtectedControlle
             $data     = $this->promo_code_repository->getBySummit($summit, new PagingInfo($page, $per_page), $filter, $order);
             $filename = "promocodes-" . date('Ymd');
             $list     =  $data->toArray();
-            return $this->export('csv', $filename, $list['data']);
+            return $this->export
+            (
+                'csv',
+                $filename,
+                $list['data'],
+                [
+                    'created'     => new EpochCellFormatter,
+                    'last_edited' => new EpochCellFormatter,
+                    'redeemed'    => new BooleanCellFormatter,
+                    'email_sent'  => new BooleanCellFormatter,
+                ]
+            );
 
         }
         catch (ValidationException $ex1)
diff --git a/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitSpeakersAssistanceApiController.php b/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitSpeakersAssistanceApiController.php
index 634779e4..7fe4348d 100644
--- a/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitSpeakersAssistanceApiController.php
+++ b/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitSpeakersAssistanceApiController.php
@@ -12,6 +12,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  **/
+use App\Http\Utils\BooleanCellFormatter;
+use App\Http\Utils\EpochCellFormatter;
 use App\Models\Foundation\Summit\Repositories\IPresentationSpeakerSummitAssistanceConfirmationRequestRepository;
 use Illuminate\Support\Facades\Input;
 use Illuminate\Support\Facades\Log;
@@ -208,7 +210,19 @@ final class OAuth2SummitSpeakersAssistanceApiController extends OAuth2ProtectedC
 
             $filename = "summit-speaker-assistances-" . date('Ymd');
             $list     =  $data->toArray();
-            return $this->export('csv', $filename, $list['data']);
+            return $this->export(
+                'csv',
+                $filename,
+                $list['data'],
+                [
+                    'created'           => new EpochCellFormatter,
+                    'last_edited'       => new EpochCellFormatter,
+                    'confirmation_date' => new EpochCellFormatter,
+                    'registered'        => new BooleanCellFormatter,
+                    'is_confirmed'      => new BooleanCellFormatter,
+                    'checked_in'        => new BooleanCellFormatter,
+                ]
+            );
 
         } catch (ValidationException $ex1) {
             Log::warning($ex1);
diff --git a/app/Http/Controllers/JsonController.php b/app/Http/Controllers/JsonController.php
index 15d69e5f..851fcc72 100644
--- a/app/Http/Controllers/JsonController.php
+++ b/app/Http/Controllers/JsonController.php
@@ -126,20 +126,22 @@ abstract class JsonController extends Controller
      * @param string $format
      * @param string $filename
      * @param array $items
+     * @param array $formatters
      * @return \Illuminate\Http\Response
      */
-    protected function export($format, $filename, array $items){
-        if($format == 'csv') return $this->csv($filename, $items);
+    protected function export($format, $filename, array $items, array $formatters = []){
+        if($format == 'csv') return $this->csv($filename, $items, $formatters);
     }
 
     /**
      * @param string $filename
      * @param array $items
+     * @param array $formatters
      * @param string $field_separator
      * @param string $mime_type
      * @return \Illuminate\Http\Response
      */
-    private function csv($filename, array $items, $field_separator = ",", $mime_type = 'application/vnd.ms-excel'){
+    private function csv($filename, array $items,  array $formatters = [], $field_separator = ",", $mime_type = 'application/vnd.ms-excel'){
         $headers = [
             'Cache-Control'             => 'must-revalidate, post-check=0, pre-check=0',
             'Content-type'              => $mime_type,
@@ -149,6 +151,6 @@ abstract class JsonController extends Controller
             'Pragma'                    => 'public',
         ];
 
-        return Response::make(CSVExporter::getInstance()->export($items, $field_separator), 200, $headers);
+        return Response::make(CSVExporter::getInstance()->export($items, $field_separator, [] , $formatters), 200, $headers);
     }
 }
\ No newline at end of file
diff --git a/app/Http/Utils/CSV/BooleanCellFormatter.php b/app/Http/Utils/CSV/BooleanCellFormatter.php
new file mode 100644
index 00000000..e5fd1680
--- /dev/null
+++ b/app/Http/Utils/CSV/BooleanCellFormatter.php
@@ -0,0 +1,30 @@
+<?php namespace App\Http\Utils;
+/**
+ * Copyright 2018 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+/**
+ * Class BooleanCellFormatter
+ * @package App\Http\Utils
+ */
+final class BooleanCellFormatter implements ICellFormatter
+{
+
+    /**
+     * @param string $val
+     * @return string
+     */
+    public function format($val)
+    {
+        return boolval($val) ? '1' : '0';
+    }
+}
\ No newline at end of file
diff --git a/app/Http/Utils/CSVExporter.php b/app/Http/Utils/CSV/CSVExporter.php
similarity index 90%
rename from app/Http/Utils/CSVExporter.php
rename to app/Http/Utils/CSV/CSVExporter.php
index 20211c9d..57f6ccc7 100644
--- a/app/Http/Utils/CSVExporter.php
+++ b/app/Http/Utils/CSV/CSVExporter.php
@@ -47,7 +47,7 @@ final class CSVExporter
      * @param array $header
      * @return string
      */
-    public function export(array $items, $field_separator = ",", array $header = []){
+    public function export(array $items, $field_separator = ",", array $header = [], array $formatters){
         $flag   = false;
         $output = '';
         foreach ($items as $row) {
@@ -62,7 +62,10 @@ final class CSVExporter
             array_walk($row, array($this, 'cleanData'));
             $values = [];
             foreach ($header as $key){
-                $values[] = isset($row[$key])? $row[$key] : '';
+               $val      = isset($row[$key])? $row[$key] : '';
+               if(isset($formatters[$key]))
+                   $val = $formatters[$key]->format($val);
+               $values[] = $val;
             }
             $output .= implode($field_separator, $values) . PHP_EOL;;
         }
@@ -72,10 +75,6 @@ final class CSVExporter
     function cleanData(&$str)
     {
         if (is_null($str)) {$str = ''; return;};
-        if(is_bool($str)){
-             $str = boolval($str) ? '1' : '0';
-             return;
-        }
         $str = preg_replace("/\t/", "\\t", $str);
         $str = preg_replace("/\r?\n/", "\\n", $str);
         $str = preg_replace("/,/", "-", $str);
diff --git a/app/Http/Utils/CSV/EpochCellFormatter.php b/app/Http/Utils/CSV/EpochCellFormatter.php
new file mode 100644
index 00000000..da24e2b5
--- /dev/null
+++ b/app/Http/Utils/CSV/EpochCellFormatter.php
@@ -0,0 +1,46 @@
+<?php namespace App\Http\Utils;
+/**
+ * Copyright 2018 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+use DateTime;
+use DateTimeZone;
+/**
+ * Class EpochCellFormatter
+ * @package App\Http\Utils
+ */
+final class EpochCellFormatter implements ICellFormatter
+{
+    /**
+     * @var string
+     */
+    private $format;
+
+    /**
+     * EpochCellFormatter constructor.
+     * @param string $format
+     */
+    public function __construct($format = 'Y-m-d H:i:s' )
+    {
+        $this->format = $format;
+    }
+
+    /**
+     * @param string $val
+     * @return string
+     */
+    public function format($val)
+    {
+        if(empty($val)) return '';
+        $date = new DateTime("@$val");
+        return $date->format($this->format);
+    }
+}
\ No newline at end of file
diff --git a/app/Http/Utils/CSV/ICellFormatter.php b/app/Http/Utils/CSV/ICellFormatter.php
new file mode 100644
index 00000000..74075f3d
--- /dev/null
+++ b/app/Http/Utils/CSV/ICellFormatter.php
@@ -0,0 +1,23 @@
+<?php namespace App\Http\Utils;
+/**
+ * Copyright 2018 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+
+interface ICellFormatter
+{
+    /**
+     * @param string $val
+     * @return string
+     */
+    public function format($val);
+}
\ No newline at end of file