diff --git a/application/controllers/api/frontend/v1/organisation/Studiensemester.php b/application/controllers/api/frontend/v1/organisation/Studiensemester.php
new file mode 100644
index 000000000..72a449aaa
--- /dev/null
+++ b/application/controllers/api/frontend/v1/organisation/Studiensemester.php
@@ -0,0 +1,118 @@
+<?php
+/**
+ * FH-Complete
+ *
+ * @package		FHC-API
+ * @author		FHC-Team
+ * @copyright	Copyright (c) 2016, fhcomplete.org
+ * @license		GPLv3
+ * @link		http://fhcomplete.org
+ * @since		Version 1.0
+ * @filesource
+ */
+// ------------------------------------------------------------------------
+
+if (!defined('BASEPATH')) exit('No direct script access allowed');
+
+class Studiensemester extends FHCAPI_Controller
+{
+	/**
+	 * Studiensemester API constructor.
+	 */
+	public function __construct()
+	{
+		parent::__construct(
+			array(
+				'getAll' => self::PERM_LOGGED,
+				'getAktNext' => self::PERM_LOGGED
+			)
+		);
+		// Load model StudiensemesterModel
+		$this->load->model('organisation/studiensemester_model', 'StudiensemesterModel');
+	}
+
+	/**
+	 * Get all Studiensemester.
+	 *
+	 * @param null|string $order Sorting order for the Studiensemester, 'asc' or 'desc'. Defaults to 'asc'.
+	 * @param null|string $start Start date of the displayed Studiensemester in the format 'YYYY-MM-DD'.
+	 * 	If provided, only Studiensemester starting from this date onwards will be returned.
+	 *  eg. '2020-09-01' will start with WS2020.
+	 */
+	public function getAll()
+	{
+		$order = $this->input->get('order');
+		$start = $this->input->get('start');
+
+		if (strcasecmp($order, 'DESC') == 0)
+		{
+			$this->StudiensemesterModel->addOrder('ende', 'DESC');
+		}
+		else
+		{
+			$this->StudiensemesterModel->addOrder('ende', 'ASC');
+		}
+
+		if ($start)
+		{
+			$result = $this->StudiensemesterModel->loadWhere([
+				'start >= ' => $start
+			]);
+		}
+		else
+		{
+			$result = $this->StudiensemesterModel->load();
+		}
+
+		if (isError($result)) {
+			$this->terminateWithError(getError($result), self::ERROR_TYPE_DB);
+		}
+
+		$this->terminateWithSuccess((getData($result) ?: []));
+	}
+
+	/**
+	 * @return void
+	 */
+	public function getAktNext()
+	{
+		$semester = $this->input->get('semester');
+
+		$result = null;
+
+		if (!is_numeric($semester))
+		{
+			$result = $this->StudiensemesterModel->loadWhere(array('start <=' => 'NOW()', 'ende >=' => 'NOW()'));
+		}
+
+		if (!hasData($result))
+		{
+			$this->StudiensemesterModel->addOrder('ende');
+			$this->StudiensemesterModel->addLimit(1);
+
+			$whereArray = array('ende >=' => 'NOW()');
+
+			if (is_numeric($semester))
+			{
+				if ($semester % 2 == 0)
+				{
+					$ss = 'SS';
+				}
+				else
+				{
+					$ss = 'WS';
+				}
+
+				$whereArray['SUBSTRING(studiensemester_kurzbz FROM 1 FOR 2) ='] = $ss;
+			}
+
+			$result = $this->StudiensemesterModel->loadWhere($whereArray);
+		}
+
+		if (isError($result)) {
+			$this->terminateWithError(getError($result), self::ERROR_TYPE_DB);
+		}
+
+		$this->terminateWithSuccess((getData($result) ?: ''));
+	}
+}