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diff --git a/lib/private/Federation/CloudFederationProviderManager.php b/lib/private/Federation/CloudFederationProviderManager.php
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+<?php
+/**
+ * @copyright Copyright (c) 2018 Bjoern Schiessle <bjoern@schiessle.org>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+
+namespace OC\Federation;
+
+use OCP\Federation\Exceptions\ProviderAlreadyExistsException;
+use OCP\Federation\Exceptions\ProviderDoesNotExistsException;
+use OCP\Federation\ICloudFederationNotification;
+use OCP\Federation\ICloudFederationProvider;
+use OCP\Federation\ICloudFederationProviderManager;
+use OCP\Federation\ICloudFederationShare;
+
+/**
+ * Class Manager
+ *
+ * Manage Cloud Federation Providers
+ *
+ * @package OC\Federation
+ */
+class CloudFederationProviderManager implements ICloudFederationProviderManager {
+
+	/** @var array list of available cloud federation providers */
+	private $cloudFederationProvider;
+
+	public function __construct() {
+		$this->cloudFederationProvider= [];
+	}
+
+
+	/**
+	 * Registers an callback function which must return an cloud federation provider
+	 *
+	 * @param string $shareType which share type does the provider handles
+	 * @param string $displayName user facing name of the federated share provider
+	 * @param callable $callback
+	 */
+	public function addCloudFederationProvider($shareType, $displayName, callable $callback) {
+		\OC::$server->getRemoteApiFactory();
+
+		$this->cloudFederationProvider[$shareType] = [
+			'shareType' => $shareType,
+			'displayName' => $displayName,
+			'callback' => $callback,
+		];
+
+	}
+
+	/**
+	 * remove cloud federation provider
+	 *
+	 * @param string $providerId
+	 */
+	public function removeCloudFederationProvider($providerId) {
+		unset($this->cloudFederationProvider[$providerId]);
+	}
+
+	/**
+	 * get a list of all cloudFederationProviders
+	 *
+	 * @return array [id => ['id' => $id, 'displayName' => $displayName, 'callback' => callback]]
+	 */
+	public function getAllCloudFederationProviders() {
+		return $this->cloudFederationProvider;
+	}
+
+	/**
+	 * get a specific cloud federation provider
+	 *
+	 * @param string $shareType
+	 * @return ICloudFederationProvider
+	 * @throws ProviderDoesNotExistsException
+	 */
+	public function getCloudFederationProvider($shareType) {
+		if (isset($this->cloudFederationProvider[$shareType])) {
+			return call_user_func($this->cloudFederationProvider[$shareType]['callback']);
+		} else {
+			throw new ProviderDoesNotExistsException($shareType);
+		}
+	}
+
+	public function sendShare(ICloudFederationShare $share) {
+		// TODO: Implement sendShare() method.
+	}
+
+	public function sendNotification(ICloudFederationNotification $notification) {
+		// TODO: Implement sendNotification() method.
+	}
+
+}