diff --git a/cli/src/main/java/org/onlab/onos/cli/MastersListCommand.java b/cli/src/main/java/org/onlab/onos/cli/MastersListCommand.java
new file mode 100644
index 0000000..ee948d6
--- /dev/null
+++ b/cli/src/main/java/org/onlab/onos/cli/MastersListCommand.java
@@ -0,0 +1,40 @@
+package org.onlab.onos.cli;
+
+import com.google.common.collect.Lists;
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.onos.cli.net.Comparators;
+import org.onlab.onos.cluster.ClusterService;
+import org.onlab.onos.cluster.ControllerNode;
+import org.onlab.onos.cluster.MastershipService;
+import org.onlab.onos.net.DeviceId;
+
+import java.util.Collections;
+import java.util.List;
+
+import static com.google.common.collect.Lists.newArrayList;
+
+/**
+ * Lists device mastership information.
+ */
+@Command(scope = "onos", name = "masters",
+         description = "Lists device mastership information")
+public class MastersListCommand extends AbstractShellCommand {
+
+    @Override
+    protected void execute() {
+        ClusterService service = get(ClusterService.class);
+        MastershipService mastershipService = get(MastershipService.class);
+        List<ControllerNode> nodes = newArrayList(service.getNodes());
+        Collections.sort(nodes, Comparators.NODE_COMPARATOR);
+        ControllerNode self = service.getLocalNode();
+        for (ControllerNode node : nodes) {
+            List<DeviceId> ids = Lists.newArrayList(mastershipService.getDevicesOf(node.id()));
+            Collections.sort(ids, Comparators.ELEMENT_ID_COMPARATOR);
+            print("%s: %d devices", node.id(), ids.size());
+            for (DeviceId deviceId : ids) {
+                print("  %s", deviceId);
+            }
+        }
+    }
+
+}