diff --git a/composer.lock b/composer.lock
index 34a9b86dc..b2c8731be 100644
--- a/composer.lock
+++ b/composer.lock
@@ -3987,12 +3987,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/dvsa/olcs-common.git",
-                "reference": "f1403681db7501e3429540951938e43b20069e37"
+                "reference": "22d7aa1de4f3a1c9fbdd6215d2bb9c37356c79d0"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/dvsa/olcs-common/zipball/f1403681db7501e3429540951938e43b20069e37",
-                "reference": "f1403681db7501e3429540951938e43b20069e37",
+                "url": "https://api.github.com/repos/dvsa/olcs-common/zipball/22d7aa1de4f3a1c9fbdd6215d2bb9c37356c79d0",
+                "reference": "22d7aa1de4f3a1c9fbdd6215d2bb9c37356c79d0",
                 "shasum": ""
             },
             "require": {
@@ -4052,7 +4052,7 @@
             "support": {
                 "source": "https://github.com/dvsa/olcs-common/tree/project/messaging"
             },
-            "time": "2024-01-30T15:47:21+00:00"
+            "time": "2024-02-08T09:45:26+00:00"
         },
         {
             "name": "olcs/olcs-logging",
@@ -4112,12 +4112,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/dvsa/olcs-transfer.git",
-                "reference": "fe1dd3a6903c8db9705a8f2d200c2db5c812dbff"
+                "reference": "e2727d8e365a41f2b6093282a96800794cbcc8c3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/dvsa/olcs-transfer/zipball/fe1dd3a6903c8db9705a8f2d200c2db5c812dbff",
-                "reference": "fe1dd3a6903c8db9705a8f2d200c2db5c812dbff",
+                "url": "https://api.github.com/repos/dvsa/olcs-transfer/zipball/e2727d8e365a41f2b6093282a96800794cbcc8c3",
+                "reference": "e2727d8e365a41f2b6093282a96800794cbcc8c3",
                 "shasum": ""
             },
             "require": {
@@ -4159,7 +4159,7 @@
             "support": {
                 "source": "https://github.com/dvsa/olcs-transfer/tree/project/messaging"
             },
-            "time": "2024-01-29T14:40:36+00:00"
+            "time": "2024-02-06T15:11:55+00:00"
         },
         {
             "name": "olcs/olcs-utils",
@@ -8027,5 +8027,5 @@
     "platform-overrides": {
         "ext-redis": "4.3"
     },
-    "plugin-api-version": "2.6.0"
+    "plugin-api-version": "2.3.0"
 }
diff --git a/module/Olcs/config/module.config.php b/module/Olcs/config/module.config.php
index 8f3d37e92..eb30f7230 100644
--- a/module/Olcs/config/module.config.php
+++ b/module/Olcs/config/module.config.php
@@ -18,6 +18,7 @@
 use Olcs\Controller\Factory\IndexControllerFactory;
 use Olcs\Controller\Factory\MyDetailsControllerFactory;
 use Olcs\Controller\IndexController;
+use Common\Service\Data as CommonDataService;
 use Olcs\Controller\Licence\Vehicle\ListVehicleController;
 use Olcs\Controller\Lva\Adapters\ApplicationPeopleAdapter;
 use Olcs\Controller\Lva\Adapters\LicencePeopleAdapter;
@@ -45,6 +46,7 @@
 use Olcs\Logging\Log\Processor\CorrelationId;
 use Olcs\Logging\Log\Processor\CorrelationIdFactory;
 use Olcs\Service\Cookie as CookieService;
+use Olcs\Service\Data as DataService;
 use Olcs\Service\Processing as ProcessingService;
 use Olcs\Service\Qa as QaService;
 use Olcs\Session\LicenceVehicleManagement;
@@ -1462,7 +1464,7 @@
             VariationTransportManagerAdapter::class => VariationTransportManagerAdapterFactory::class,
             VariationPeopleAdapter::class => VariationPeopleAdapterFactory::class,
             \Olcs\Logging\Log\Processor\CorrelationId::class => \Olcs\Logging\Log\Processor\CorrelationIdFactory::class,
-        ]
+        ],
     ),
     'log_processors' => [
         'factories' => [
@@ -1504,6 +1506,11 @@
     'simple_date_format' => array(
         'default' => 'd-m-Y'
     ),
+    'data_services' => [
+        'factories' => [
+            DataService\MessagingAppOrLicNo::class => CommonDataService\AbstractListDataServiceFactory::class,
+        ],
+    ],
     'view_helpers' => array(
         'factories' => [
             \Olcs\View\Helper\SessionTimeoutWarning\SessionTimeoutWarning::class => \Olcs\View\Helper\SessionTimeoutWarning\SessionTimeoutWarningFactory::class,
diff --git a/module/Olcs/src/Controller/ConversationsController.php b/module/Olcs/src/Controller/ConversationsController.php
index f027cf303..026c9d3fa 100644
--- a/module/Olcs/src/Controller/ConversationsController.php
+++ b/module/Olcs/src/Controller/ConversationsController.php
@@ -11,6 +11,7 @@
 use Common\Service\Helper\FlashMessengerHelperService;
 use Common\Service\Helper\FormHelperService;
 use Common\Service\Table\TableFactory;
+use Dvsa\Olcs\Transfer\Command\Messaging\Conversation\Create;
 use Dvsa\Olcs\Transfer\Command\Messaging\Message\Create as CreateMessageCommand;
 use Dvsa\Olcs\Transfer\Query\Messaging\Messages\ByConversation as ByConversationQuery;
 use Dvsa\Olcs\Transfer\Query\Messaging\Conversations\ByOrganisation as ByOrganisationQuery;
@@ -19,6 +20,8 @@
 use Laminas\View\Model\ViewModel;
 use LmcRbacMvc\Service\AuthorizationService;
 use Olcs\Form\Model\Form\Message\Reply as ReplyForm;
+use Olcs\Form\Model\Form\Message\Create as CreateForm;
+use Olcs\Service\Data\MessagingAppOrLicNo;
 
 class ConversationsController extends AbstractController implements ToggleAwareInterface
 {
@@ -75,14 +78,75 @@ public function indexAction(): ViewModel
         return $view;
     }
 
+    /**
+     * @throws \Exception
+     */
     public function addAction(): ViewModel
     {
-        $view = new ViewModel([]);
+        $form = $this->formHelperService->createForm(CreateForm::class, true, false);
+        if ($this->getRequest()->isPost()) {
+            $form->setData($this->getRequest()->getPost());
+            if ($form->isValid()) {
+                return $this->submitConversation($form);
+            }
+        }
+
+        $view = new ViewModel();
+        $view->setVariable('form', $form);
         $view->setTemplate('messages-new');
 
         return $view;
     }
 
+    /**
+     * @return Response|ViewModel
+     * @throws \Exception
+     */
+    private function submitConversation(\Laminas\Form\Form $form)
+    {
+        $response = $this->handleCommand($this->mapFormDataToCommand($form));
+        if (!$response->isOk()) {
+            $this->flashMessengerHelper->addErrorMessage('There was an server error when submitting your conversation; please try later');
+            return $this->addAction();
+        }
+
+        $conversationId = $response->getResult()['id']['conversation'] ?? null;
+        if (empty($conversationId)) {
+            $this->flashMessengerHelper->addErrorMessage('There was an server error when submitting your conversation; please try later');
+            return $this->addAction();
+        }
+
+        $this->flashMessengerHelper->addSuccessMessage('Conversation was created successfully');
+        return $this->redirect()->toRoute('conversations/view', ['conversationId' => $conversationId]);
+    }
+
+    /**
+     * @throws \Exception
+     */
+    private function mapFormDataToCommand(\Laminas\Form\Form $form): Create
+    {
+        $data = $form->getData();
+        $processedData = [
+            'messageSubject' => $data['form-actions']['messageSubject'],
+            'messageContent' => $data['form-actions']['messageContent'],
+        ];
+
+        $appOrLicNoPrefix = substr($data['form-actions']['appOrLicNo'], 0, 1);
+        $appOrLicNoSuffix = substr($data['form-actions']['appOrLicNo'], 1);
+        switch($appOrLicNoPrefix) {
+            case MessagingAppOrLicNo::PREFIX_LICENCE:
+                $processedData['licence'] = $appOrLicNoSuffix;
+                break;
+            case MessagingAppOrLicNo::PREFIX_APPLICATION:
+                $processedData['application'] = $appOrLicNoSuffix;
+                break;
+            default:
+                throw new \Exception('Invalid prefix on appOrLicNo');
+        }
+
+        return Create::create($processedData);
+    }
+
     /** @return ViewModel|Response */
     public function viewAction()
     {
diff --git a/module/Olcs/src/Form/Model/Fieldset/Message/Create.php b/module/Olcs/src/Form/Model/Fieldset/Message/Create.php
new file mode 100644
index 000000000..2c2c84b7f
--- /dev/null
+++ b/module/Olcs/src/Form/Model/Fieldset/Message/Create.php
@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Olcs\Form\Model\Fieldset\Message;
+
+use Common\Form\Element\DynamicSelect;
+use Common\Form\Elements\InputFilters\ActionButton;
+use Common\Form\Elements\Types\GuidanceTranslated;
+use Laminas\Form\Annotation as Form;
+use Laminas\Form\Element\Textarea;
+
+class Create
+{
+    /**
+     * @Form\Options({
+     *     "label": "messaging.subject",
+     *     "empty_option": "Please select",
+     *     "disable_inarray_validator": false,
+     *     "service_name": \Common\Service\Data\MessagingSubject::class
+     * })
+     * @Form\Attributes({
+     *     "class": "govuk-select"
+     * })
+     * @Form\Type(\Common\Form\Element\DynamicSelect::class)
+     * @Form\Required(true)
+     */
+    public ?DynamicSelect $messageSubject;
+
+    /**
+     * @Form\Options({
+     *     "label": "messaging.app-or-lic-no",
+     *     "empty_option": "Please select",
+     *     "disable_inarray_validator": false,
+     *     "service_name": \Olcs\Service\Data\MessagingAppOrLicNo::class,
+     *     "use_groups": true
+     * })
+     * @Form\Attributes({
+     *     "class": "govuk-select"
+     * })
+     * @Form\Type(\Common\Form\Element\DynamicSelect::class)
+     * @Form\Required(true)
+     */
+    public ?DynamicSelect $appOrLicNo;
+
+    /**
+     * @Form\Attributes({
+     *     "class": "extra-long",
+     *     "maxlength": 1000
+     * })
+     * @Form\Options({
+     *     "label": "",
+     *     "hint": "You can enter up to 1000 characters"
+     * })
+     * @Form\Required(true)
+     * @Form\Type(\Laminas\Form\Element\Textarea::class)
+     * @Form\Filter({"name": \Laminas\Filter\StringTrim::class})
+     * @Form\Validator({
+     *     "name": \Laminas\Validator\StringLength::class,
+     *     "options": {"min": 5, "max" :1000}
+     * })
+     */
+    public ?TextArea $messageContent = null;
+
+    /**
+     * @Form\Attributes({"value": "markup-messaging-new-conversation-timeframe"})
+     * @Form\Type(\Common\Form\Elements\Types\GuidanceTranslated::class)
+     */
+    public ?GuidanceTranslated $guidance;
+
+    /**
+     * @Form\Attributes({
+     *     "type": "submit",
+     *     "data-module": "govuk-button",
+     *     "class": "govuk-button govuk-button--default",
+     *     "id": "send"
+     * })
+     * @Form\Options({
+     *     "label": "Send message",
+     * })
+     * @Form\Type(\Common\Form\Elements\InputFilters\ActionButton::class)
+     */
+    public ?ActionButton $create = null;
+}
diff --git a/module/Olcs/src/Form/Model/Form/Message/Create.php b/module/Olcs/src/Form/Model/Form/Message/Create.php
new file mode 100644
index 000000000..1419dfc3c
--- /dev/null
+++ b/module/Olcs/src/Form/Model/Form/Message/Create.php
@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Olcs\Form\Model\Form\Message;
+
+use Laminas\Form\Annotation as Form;
+use Olcs\Form\Model\Fieldset\Message\Reply as ReplyFieldset;
+
+class Create
+{
+    /**
+     * @Form\Name("form-actions")
+     * @Form\ComposedObject(\Olcs\Form\Model\Fieldset\Message\Create::class)
+     */
+    public ?ReplyFieldset $formActions = null;
+}
diff --git a/module/Olcs/src/Service/Data/MessagingAppOrLicNo.php b/module/Olcs/src/Service/Data/MessagingAppOrLicNo.php
new file mode 100644
index 000000000..1c9a24a49
--- /dev/null
+++ b/module/Olcs/src/Service/Data/MessagingAppOrLicNo.php
@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Olcs\Service\Data;
+
+use Common\Exception\DataServiceException;
+use Common\Service\Data\AbstractListDataService;
+use Dvsa\Olcs\Transfer\Query as TransferQry;
+
+class MessagingAppOrLicNo extends AbstractListDataService
+{
+    public const PREFIX_APPLICATION = 'A';
+    public const PREFIX_LICENCE = 'L';
+
+    /**
+     * @throws DataServiceException
+     */
+    public function fetchListData($context = null): array
+    {
+        $data = (array)$this->getData('licapp');
+
+        if (count($data) !== 0) {
+            return $data;
+        }
+
+        $response = $this->handleQuery(
+            TransferQry\Messaging\ApplicationLicenceList\ByOrganisation::create([])
+        );
+
+        if (!$response->isOk()) {
+            throw new DataServiceException('Unknown Error - ' . json_encode($response));
+        }
+
+        $result = $response->getResult();
+
+        $this->setData('licapp', ($result['results'] ?? null));
+
+        return $this->getData('licapp');
+    }
+
+    public function formatDataForGroups(array $data): array
+    {
+        $optionData = [
+            [
+                'label' => 'Licence',
+                'options' => []
+            ],
+            [
+                'label' => 'Application',
+                'options' => []
+            ]
+        ];
+
+        $optionData[0]['options'] = $data['licences'];
+        $optionData[1]['options'] = $data['applications'];
+
+        $this->prefixArrayKey($optionData[0]['options'], static::PREFIX_LICENCE);
+        $this->prefixArrayKey($optionData[1]['options'], static::PREFIX_APPLICATION);
+
+        return $optionData;
+    }
+
+    private function prefixArrayKey(array &$array, string $prefix): void
+    {
+        foreach ($array as $k => $v)
+        {
+            $array[$prefix . $k] = $v;
+            unset($array[$k]);
+        }
+    }
+}
diff --git a/module/Olcs/view/messages-new.phtml b/module/Olcs/view/messages-new.phtml
index 95b188978..ae6ad7105 100644
--- a/module/Olcs/view/messages-new.phtml
+++ b/module/Olcs/view/messages-new.phtml
@@ -19,6 +19,14 @@ echo $this->partial(
               ->setMaxDepth(0)
               ->setPartial('partials/tabs-nav');
     ?>
+
+    <div>
+      <?php
+        echo $this->formErrors($this->form);
+        echo $this->form($this->form);
+      ?>
+    </div>
+
   </div>
 
   <?php echo $this->partial('partials/conversations-right-column'); ?>