diff --git a/taverna-scufl2-api/src/main/java/org/apache/taverna/scufl2/api/common/Scufl2Tools.java b/taverna-scufl2-api/src/main/java/org/apache/taverna/scufl2/api/common/Scufl2Tools.java
index c7d4b11..e3b5d6e 100644
--- a/taverna-scufl2-api/src/main/java/org/apache/taverna/scufl2/api/common/Scufl2Tools.java
+++ b/taverna-scufl2-api/src/main/java/org/apache/taverna/scufl2/api/common/Scufl2Tools.java
@@ -65,6 +65,7 @@
 
 
 import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
 
 /**
  * Utility methods for dealing with SCUFL2 models
@@ -752,6 +753,34 @@
 		return activity;
 	}
 
+	public Configuration setAsNestedWorkflow(Processor processor, Workflow childWorkflow, Profile profile) {
+		if(processor.getParent() == null) {
+			throw new IllegalStateException("Processor " + processor + " has no parent");
+		}
+		if(processor.getParent().getParent() != childWorkflow.getParent()) {
+			throw new IllegalStateException(
+					"Processor " + processor + " and workflow " + childWorkflow + " are not in the same Workflow bundle");
+		}
+		if(nestedWorkflowForProcessor(processor, profile) != null) {
+			throw new IllegalStateException("Processor " + processor + " already has a nested workflow");
+		}
+		List<ProcessorBinding> processorBindings = processorBindingsForProcessor(processor, profile);
+		if(processorBindings.size() != 0) {
+				throw new IllegalStateException("Processor " + processor + "already has a binding");
+		}
+
+		Activity activity = createActivityFromProcessor(processor, profile);
+		activity.setType(NESTED_WORKFLOW);
+		Configuration configuration = createConfigurationFor(activity, NESTED_WORKFLOW);
+
+		ObjectNode json = configuration.getJsonAsObjectNode();
+		json.put("nestedWorkflow", childWorkflow.getName());
+
+		childWorkflow.setParent(processor.getParent().getParent());
+
+		return configuration;
+	}
+
 	public void removePortsBindingForUnknownPorts(ProcessorBinding binding) {
 		// First, remove ports no longer owned by processor
 		Iterator<ProcessorInputPortBinding> inputBindings = binding
diff --git a/taverna-scufl2-api/src/test/java/org/apache/taverna/scufl2/api/common/TestScufl2Tools.java b/taverna-scufl2-api/src/test/java/org/apache/taverna/scufl2/api/common/TestScufl2Tools.java
index 5880253..d397168 100644
--- a/taverna-scufl2-api/src/test/java/org/apache/taverna/scufl2/api/common/TestScufl2Tools.java
+++ b/taverna-scufl2-api/src/test/java/org/apache/taverna/scufl2/api/common/TestScufl2Tools.java
@@ -31,20 +31,24 @@
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.Set;
+import java.util.List;
+import java.util.ArrayList;
 
+import java.util.stream.Collectors;
 import org.apache.taverna.scufl2.api.ExampleWorkflow;
 import org.apache.taverna.scufl2.api.activity.Activity;
-import org.apache.taverna.scufl2.api.common.Child;
-import org.apache.taverna.scufl2.api.common.Scufl2Tools;
-import org.apache.taverna.scufl2.api.common.WorkflowBean;
 import org.apache.taverna.scufl2.api.common.Visitor.VisitorWithPath;
+import org.apache.taverna.scufl2.api.configurations.Configuration;
 import org.apache.taverna.scufl2.api.container.WorkflowBundle;
 import org.apache.taverna.scufl2.api.core.ControlLink;
 import org.apache.taverna.scufl2.api.core.Processor;
+import org.apache.taverna.scufl2.api.core.Workflow;
 import org.apache.taverna.scufl2.api.port.InputActivityPort;
 import org.apache.taverna.scufl2.api.port.InputProcessorPort;
+import org.apache.taverna.scufl2.api.port.InputWorkflowPort;
 import org.apache.taverna.scufl2.api.port.OutputActivityPort;
 import org.apache.taverna.scufl2.api.port.OutputProcessorPort;
+import org.apache.taverna.scufl2.api.port.OutputWorkflowPort;
 import org.apache.taverna.scufl2.api.profiles.ProcessorBinding;
 import org.apache.taverna.scufl2.api.profiles.ProcessorInputPortBinding;
 import org.apache.taverna.scufl2.api.profiles.ProcessorOutputPortBinding;
@@ -63,6 +67,59 @@
 		makeWorkflowBundle();
 		assertNotNull(workflowBundle);
 	}
+
+	@Test
+	public void testNestedWorkflows() {
+		Workflow child = new Workflow();
+		child.setName("childWorkflow");
+		child.setParent(workflowBundle);
+
+		Workflow mainWorkflow = workflowBundle.getMainWorkflow();
+		Processor processor = new Processor();
+		processor.setParent(mainWorkflow);
+
+		Profile profile = workflowBundle.getMainProfile();
+
+		Scufl2Tools tools = new Scufl2Tools();
+		tools.setAsNestedWorkflow(processor, child, profile);
+		Workflow nested = tools.nestedWorkflowForProcessor(processor, profile);
+
+		assertEquals(child, nested);
+
+		ProcessorBinding binding = processor.getBinding(profile);
+		Activity activity = binding.getBoundActivity();
+		Configuration configuration = activity.getConfiguration();
+
+		assertEquals(activity.getType(), Scufl2Tools.NESTED_WORKFLOW);
+		String nestedWorkflowName = configuration.getJson().get("nestedWorkflow").asText();
+		assertEquals(nestedWorkflowName, child.getName());
+	}
+
+	@Test
+	public void testNestedProcessHasCorrectStructure() {
+		Workflow child = new Workflow();
+		child.setName("childWorkflow");
+		child.setParent(workflowBundle);
+
+		Workflow mainWorkflow = workflowBundle.getMainWorkflow();
+		Processor processor = new Processor();
+		processor.setParent(mainWorkflow);
+
+		Profile profile = workflowBundle.getMainProfile();
+
+		Scufl2Tools tools = new Scufl2Tools();
+		tools.setAsNestedWorkflow(processor, child, profile);
+
+		Set<String> processorInputNames = processor.getInputPorts().stream().map(InputProcessorPort::getName).collect(Collectors.toSet());
+		Set<String> workflowInputNames = child.getInputPorts().stream().map(InputWorkflowPort::getName).collect(Collectors.toSet());
+
+		assertEquals(workflowInputNames, processorInputNames);
+
+		Set<String> processorOutputNames = processor.getOutputPorts().stream().map(OutputProcessorPort::getName).collect(Collectors.toSet());
+		Set<String> workflowOutputNames = child.getOutputPorts().stream().map(OutputWorkflowPort::getName).collect(Collectors.toSet());
+
+		assertEquals(workflowOutputNames, processorOutputNames);
+	}
 	
 	@Test
 	public void controlLinksBlocking() {