public function fetchAll($where = null, $orderby = null)
 {
     $resultSet = $this->getDbTable()->fetchAll($where, $orderby);
     $entries = array();
     $entry = new Default_Model_Company();
     foreach ($resultSet as $row) {
         $entry->getContactPersonId($row['contact_person_id']);
         $entry->getCompanyId($row['company_id']);
         $entry->setTitle($row['title']);
         $entry->setFullName($row['full_name']);
         $entry->setJobTitle($row['job_title']);
         $entry->setMobile($row['mobile']);
         $entry->setEmail($row['email']);
         $entries[] = $entry;
     }
     return $entries;
 }