diff --git a/do_username.services.yml b/do_username.services.yml
new file mode 100644
index 0000000..a36debb
--- /dev/null
+++ b/do_username.services.yml
@@ -0,0 +1,11 @@
+services:
+    do_username.http_adapter:
+        class: Http\Adapter\Guzzle6\Client
+        arguments: ['@http_client']
+    do_username.do_client:
+        class: Hussainweb\DrupalApi\Client
+        arguments: ['@do_username.http_adapter']
+    do_username.user_service:
+        class: Drupal\do_username\DrupalOrgUserInformationService
+        arguments: ['@do_username.do_client','@cache.data']
+        
\ No newline at end of file
diff --git a/src/DrupalOrgUserInformationService.php b/src/DrupalOrgUserInformationService.php
new file mode 100644
index 0000000..4887d2e
--- /dev/null
+++ b/src/DrupalOrgUserInformationService.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace Drupal\do_username;
+
+use Drupal\Core\Cache\CacheBackendInterface;
+use Hussainweb\DrupalApi\Client;
+use Hussainweb\DrupalApi\Request\Collection\UserCollectionRequest;
+
+/**
+ * User information service.
+ *
+ * This class is responsible for retrieving users information
+ * from Drupal.org and saving it in cache. Additionally, it
+ * includes a function to read the stored data from cache
+ * and return an object.
+ */
+class DrupalOrgUserInformationService {
+
+  /**
+   * Guzzle http client.
+   *
+   * @var \Hussainweb\DrupalApi\Client
+   */
+  protected $client;
+
+  /**
+   * Cache backend.
+   *
+   * @var \Drupal\Core\Cache\CacheBackendInterface
+   */
+  protected $cache;
+
+  /**
+   * User information service constructor.
+   *
+   * @param \Hussainweb\DrupalApi\Client $client
+   *   Injected client service.
+   * @param \Drupal\Core\Cache\CacheBackendInterface $cache
+   *   Injected cache service.
+   */
+  public function __construct(Client $client, CacheBackendInterface $cache) {
+    $this->client = $client;
+    $this->cache = $cache;
+  }
+
+  /**
+   * Function to store user information.
+   */
+  public function userInformation($doUsername) {
+
+    $cid = 'do_username:user:' . $doUsername;
+
+    // Check if the data exist. If not, retrieve, save and return.
+    $cachedData = $this->cache->get($cid);
+    if ($cachedData) {
+      return $cachedData->data->current();
+    }
+    $request = new UserCollectionRequest(["name" => $doUsername]);
+    $userData = $this->client->getEntity($request);
+    $this->cache->set($cid, $userData);
+    return $userData->current();
+  }
+
+}