diff --git a/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sNodeStore.java b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sNodeStore.java
new file mode 100644
index 0000000..5bd6548
--- /dev/null
+++ b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sNodeStore.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.k8snode.api;
+
+import org.onosproject.store.Store;
+
+import java.util.Set;
+
+/**
+ * Manages inventory of Kubernetes Node; not intended for direct use.
+ */
+public interface K8sNodeStore extends Store<K8sNodeEvent, K8sNodeStoreDelegate> {
+
+    /**
+     * Creates a new node.
+     *
+     * @param node kubernetes node
+     */
+    void createNode(K8sNode node);
+
+    /**
+     * Updates the node.
+     *
+     * @param node kubernetes node
+     */
+    void updateNode(K8sNode node);
+
+    /**
+     * Removes the node with the given hostname.
+     *
+     * @param hostname kubernetes node hostname
+     * @return removed kubernetes node; null if no node is associated with the hostname
+     */
+    K8sNode removeNode(String hostname);
+
+    /**
+     * Returns all registered nodes.
+     *
+     * @return set of kubernetes nodes
+     */
+    Set<K8sNode> nodes();
+
+    /**
+     * Returns the node with the specified hostname.
+     *
+     * @param hostname hostname
+     * @return kubernetes node
+     */
+    K8sNode node(String hostname);
+}