diff --git a/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/impl/K8sSwitchingHostProvider.java b/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/impl/K8sSwitchingHostProvider.java
new file mode 100644
index 0000000..f7f78c9
--- /dev/null
+++ b/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/impl/K8sSwitchingHostProvider.java
@@ -0,0 +1,375 @@
+/*
+ * 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.k8snetworking.impl;
+
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableSet;
+import org.onlab.packet.MacAddress;
+import org.onlab.packet.VlanId;
+import org.onlab.util.Tools;
+import org.onosproject.core.CoreService;
+import org.onosproject.k8snetworking.api.K8sNetwork;
+import org.onosproject.k8snetworking.api.K8sNetworkService;
+import org.onosproject.k8snetworking.api.K8sPort;
+import org.onosproject.k8snode.api.K8sNode;
+import org.onosproject.k8snode.api.K8sNodeEvent;
+import org.onosproject.k8snode.api.K8sNodeListener;
+import org.onosproject.k8snode.api.K8sNodeService;
+import org.onosproject.mastership.MastershipService;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DefaultAnnotations;
+import org.onosproject.net.Device;
+import org.onosproject.net.Host;
+import org.onosproject.net.HostId;
+import org.onosproject.net.HostLocation;
+import org.onosproject.net.Port;
+import org.onosproject.net.device.DeviceEvent;
+import org.onosproject.net.device.DeviceListener;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.host.DefaultHostDescription;
+import org.onosproject.net.host.HostDescription;
+import org.onosproject.net.host.HostProvider;
+import org.onosproject.net.host.HostProviderRegistry;
+import org.onosproject.net.host.HostProviderService;
+import org.onosproject.net.host.HostService;
+import org.onosproject.net.provider.AbstractProvider;
+import org.onosproject.net.provider.ProviderId;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Set;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.stream.Collectors;
+
+import static org.onlab.util.Tools.groupedThreads;
+import static org.onosproject.k8snetworking.api.Constants.ANNOTATION_CREATE_TIME;
+import static org.onosproject.k8snetworking.api.Constants.ANNOTATION_NETWORK_ID;
+import static org.onosproject.k8snetworking.api.Constants.ANNOTATION_PORT_ID;
+import static org.onosproject.k8snetworking.api.Constants.ANNOTATION_SEGMENT_ID;
+import static org.onosproject.k8snetworking.api.Constants.K8S_NETWORKING_APP_ID;
+import static org.onosproject.k8snetworking.api.Constants.PORT_NAME_PREFIX_CONTAINER;
+import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.isContainer;
+import static org.onosproject.net.AnnotationKeys.PORT_NAME;
+
+/**
+ * A provider used to feed host information for kubernetes.
+ */
+@Component(immediate = true, service = HostProvider.class)
+public class K8sSwitchingHostProvider extends AbstractProvider implements HostProvider {
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    private static final String ERR_ADD_HOST = "Failed to add host: ";
+    private static final String SONA_HOST_SCHEME = "sona";
+    private static final int PORT_PREFIX_LENGTH = 3;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected CoreService coreService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected DeviceService deviceService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected HostProviderRegistry hostProviderRegistry;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected HostService hostService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected MastershipService mastershipService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected K8sNetworkService k8sNetworkService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected K8sNodeService k8sNodeService;
+
+    private HostProviderService hostProviderService;
+
+    private final ExecutorService executor = Executors.newSingleThreadExecutor(
+            groupedThreads(this.getClass().getSimpleName(), "device-event"));
+    private final InternalDeviceListener internalDeviceListener =
+            new InternalDeviceListener();
+    private final InternalK8sNodeListener internalK8sNodeListener =
+            new InternalK8sNodeListener();
+
+    /**
+     * Creates kubernetes switching host provider.
+     */
+    public K8sSwitchingHostProvider() {
+        super(new ProviderId(SONA_HOST_SCHEME, K8S_NETWORKING_APP_ID));
+    }
+
+    @Activate
+    protected void activate() {
+        coreService.registerApplication(K8S_NETWORKING_APP_ID);
+        deviceService.addListener(internalDeviceListener);
+        k8sNodeService.addListener(internalK8sNodeListener);
+        hostProviderService = hostProviderRegistry.register(this);
+
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        hostProviderRegistry.unregister(this);
+        k8sNodeService.removeListener(internalK8sNodeListener);
+        deviceService.removeListener(internalDeviceListener);
+
+        executor.shutdown();
+
+        log.info("Stopped");
+    }
+
+
+    @Override
+    public void triggerProbe(Host host) {
+        // no probe is required
+    }
+
+    /**
+     * Processes port addition event.
+     *
+     * @param port port object used in ONOS
+     */
+    private void processPortAdded(Port port) {
+        K8sPort k8sPort = portToK8sPort(port);
+        if (k8sPort == null) {
+            log.warn(ERR_ADD_HOST + "Kubernetes port for {} not found", port);
+            return;
+        }
+
+        K8sNetwork k8sNet = k8sNetworkService.network(k8sPort.networkId());
+        if (k8sNet == null) {
+            log.warn(ERR_ADD_HOST + "Kubernetes network {} not found",
+                    k8sPort.networkId());
+            return;
+        }
+
+        MacAddress mac = k8sPort.macAddress();
+        HostId hostId = HostId.hostId(mac);
+
+        // connect point is the combination of switch ID with port number where
+        // the host is attached to
+        ConnectPoint connectPoint = new ConnectPoint(port.element().id(), port.number());
+
+        long createTime = System.currentTimeMillis();
+
+        // we check whether the host already attached to same locations
+        Host host = hostService.getHost(hostId);
+
+        // build host annotations to include a set of meta info from neutron
+        DefaultAnnotations.Builder annotations = DefaultAnnotations.builder()
+                .set(ANNOTATION_NETWORK_ID, k8sPort.networkId())
+                .set(ANNOTATION_PORT_ID, k8sPort.portId())
+                .set(ANNOTATION_CREATE_TIME, String.valueOf(createTime))
+                .set(ANNOTATION_SEGMENT_ID, k8sNet.segmentId());
+
+        HostDescription hostDesc = new DefaultHostDescription(
+                mac,
+                VlanId.NONE,
+                new HostLocation(connectPoint, createTime),
+                ImmutableSet.of(k8sPort.ipAddress()),
+                annotations.build());
+
+        if (host != null) {
+            Set<HostLocation> locations = host.locations().stream()
+                    .filter(l -> l.deviceId().equals(connectPoint.deviceId()))
+                    .filter(l -> l.port().equals(connectPoint.port()))
+                    .collect(Collectors.toSet());
+
+            // newly added location is not in the existing location list,
+            // therefore, we simply add this into the location list
+            if (locations.isEmpty()) {
+                hostProviderService.addLocationToHost(hostId,
+                        new HostLocation(connectPoint, createTime));
+            }
+
+            // newly added location is in the existing location list,
+            // the hostDetected method invocation in turn triggers host Update event
+            if (locations.size() == 1) {
+                hostProviderService.hostDetected(hostId, hostDesc, false);
+            }
+        } else {
+            hostProviderService.hostDetected(hostId, hostDesc, false);
+        }
+    }
+
+    /**
+     * Processes port removal event.
+     *
+     * @param port ONOS port
+     */
+    private void processPortRemoved(Port port) {
+        ConnectPoint connectPoint = new ConnectPoint(port.element().id(), port.number());
+
+        Set<Host> hosts = hostService.getConnectedHosts(connectPoint);
+
+        hosts.forEach(h -> hostProviderService.hostVanished(h.id()));
+    }
+
+    /**
+     * Converts ONOS port to kubernetes port.
+     *
+     * @param port ONOS port
+     * @return mapped kubernetes port
+     */
+    private K8sPort portToK8sPort(Port port) {
+        String portName = port.annotations().value(PORT_NAME);
+        if (Strings.isNullOrEmpty(portName)) {
+            return null;
+        }
+
+        if (isContainer(portName)) {
+            return k8sNetworkService.ports().stream()
+                    .filter(p -> p.portId().contains(portName.substring(PORT_PREFIX_LENGTH)))
+                    .findAny().orElse(null);
+        } else {
+            return null;
+        }
+    }
+
+    private class InternalDeviceListener implements DeviceListener {
+
+        @Override
+        public boolean isRelevant(DeviceEvent event) {
+            Port port = event.port();
+            if (port == null) {
+                return false;
+            }
+
+            String portName = port.annotations().value(PORT_NAME);
+
+            return !Strings.isNullOrEmpty(portName) &&
+                    portName.startsWith(PORT_NAME_PREFIX_CONTAINER);
+        }
+
+        private boolean isRelevantHelper(DeviceEvent event) {
+            return mastershipService.isLocalMaster(event.subject().id());
+        }
+
+        @Override
+        public void event(DeviceEvent event) {
+            log.info("Device event occurred with type {}", event.type());
+
+            switch (event.type()) {
+                case PORT_UPDATED:
+                    executor.execute(() -> processPortUpdate(event));
+                    break;
+                case PORT_ADDED:
+                    executor.execute(() -> processPortAddition(event));
+                    break;
+                case PORT_REMOVED:
+                    executor.execute(() -> processPortRemoval(event));
+                    break;
+                default:
+                    break;
+            }
+        }
+
+        private void processPortUpdate(DeviceEvent event) {
+            if (!isRelevantHelper(event)) {
+                return;
+            }
+
+            if (!event.port().isEnabled()) {
+                processPortRemoval(event);
+            } else if (event.port().isEnabled()) {
+                processPortAddition(event);
+            }
+        }
+
+        private void processPortAddition(DeviceEvent event) {
+            if (!isRelevantHelper(event)) {
+                return;
+            }
+
+            processPortAddition(event);
+        }
+
+        private void processPortRemoval(DeviceEvent event) {
+            if (!isRelevantHelper(event)) {
+                return;
+            }
+
+            processPortRemoval(event);
+        }
+    }
+
+    private class InternalK8sNodeListener implements K8sNodeListener {
+
+        private boolean isRelevantHelper(K8sNodeEvent event) {
+            // do not allow to proceed without mastership
+            Device device = deviceService.getDevice(event.subject().intgBridge());
+            if (device == null) {
+                return false;
+            }
+            return mastershipService.isLocalMaster(device.id());
+        }
+
+        @Override
+        public void event(K8sNodeEvent event) {
+            K8sNode k8sNode = event.subject();
+
+            switch (event.type()) {
+                case K8S_NODE_COMPLETE:
+                    executor.execute(() -> processCompleteNode(event, event.subject()));
+                    break;
+                case K8S_NODE_INCOMPLETE:
+                    log.warn("{} is changed to INCOMPLETE state", k8sNode);
+                    break;
+                case K8S_NODE_CREATED:
+                case K8S_NODE_UPDATED:
+                case K8S_NODE_REMOVED:
+                default:
+                    break;
+            }
+        }
+
+        private void processCompleteNode(K8sNodeEvent event, K8sNode k8sNode) {
+            if (!isRelevantHelper(event)) {
+                return;
+            }
+
+            log.info("COMPLETE node {} is detected", k8sNode.hostname());
+
+            deviceService.getPorts(k8sNode.intgBridge()).stream()
+                    .filter(port -> isContainer(port.annotations().value(PORT_NAME)))
+                    .filter(Port::isEnabled)
+                    .forEach(port -> {
+                        log.debug("Container port {} is detected from {}",
+                                port.annotations().value(PORT_NAME),
+                                k8sNode.hostname());
+                        processPortAdded(port);
+                    });
+
+            Tools.stream(hostService.getHosts())
+                    .filter(host -> deviceService.getPort(
+                            host.location().deviceId(),
+                            host.location().port()) == null)
+                    .forEach(host -> {
+                        log.info("Remove stale host {}", host.id());
+                        hostProviderService.hostVanished(host.id());
+                    });
+        }
+    }
+}