diff --git a/legend-engine-xts-functionActivator/legend-engine-xt-functionActivator-protocol/src/main/java/org/finos/legend/engine/protocol/functionActivator/deployment/FunctionActivatorArtifact.java b/legend-engine-xts-functionActivator/legend-engine-xt-functionActivator-protocol/src/main/java/org/finos/legend/engine/protocol/functionActivator/deployment/FunctionActivatorArtifact.java
index e9ac1dfa231..8080dbb41f3 100644
--- a/legend-engine-xts-functionActivator/legend-engine-xt-functionActivator-protocol/src/main/java/org/finos/legend/engine/protocol/functionActivator/deployment/FunctionActivatorArtifact.java
+++ b/legend-engine-xts-functionActivator/legend-engine-xt-functionActivator-protocol/src/main/java/org/finos/legend/engine/protocol/functionActivator/deployment/FunctionActivatorArtifact.java
@@ -29,7 +29,7 @@ public class FunctionActivatorArtifact
 
     public String getVersionInfo(AlloySDLC sdlc)
     {
-        if (this.version != null)
+        if (sdlc.version != null)
         {
             return sdlc.groupId + ":" + sdlc.artifactId + ":" + sdlc.version;
         }
diff --git a/legend-engine-xts-hostedService/legend-engine-xt-hostedService-generation/src/main/java/org/finos/legend/engine/language/hostedService/generation/HostedServiceArtifactGenerator.java b/legend-engine-xts-hostedService/legend-engine-xt-hostedService-generation/src/main/java/org/finos/legend/engine/language/hostedService/generation/HostedServiceArtifactGenerator.java
index a630e93fc3f..b9320578f9d 100644
--- a/legend-engine-xts-hostedService/legend-engine-xt-hostedService-generation/src/main/java/org/finos/legend/engine/language/hostedService/generation/HostedServiceArtifactGenerator.java
+++ b/legend-engine-xts-hostedService/legend-engine-xt-hostedService-generation/src/main/java/org/finos/legend/engine/language/hostedService/generation/HostedServiceArtifactGenerator.java
@@ -18,8 +18,12 @@
 import org.eclipse.collections.api.block.function.Function;
 import org.eclipse.collections.api.factory.Lists;
 import org.eclipse.collections.api.factory.Maps;
+import org.eclipse.collections.api.list.ListIterable;
+import org.eclipse.collections.api.list.MutableList;
 import org.finos.legend.engine.language.hostedService.generation.control.HostedServiceOwnerValidationService;
 import org.finos.legend.engine.language.hostedService.generation.control.HostedServiceOwnerValidator;
+import org.finos.legend.engine.plan.generation.extension.PlanGeneratorExtension;
+import org.finos.legend.engine.plan.generation.transformers.PlanTransformer;
 import org.finos.legend.engine.protocol.hostedService.deployment.model.GenerationInfoData;
 import org.finos.legend.engine.language.pure.compiler.toPureGraph.PureModel;
 import org.finos.legend.engine.plan.generation.PlanGenerator;
@@ -41,11 +45,14 @@
 import org.finos.legend.pure.m3.coreinstance.meta.pure.metamodel.function.ConcreteFunctionDefinition;
 
 import java.util.Map;
+import java.util.ServiceLoader;
 
 import static org.finos.legend.pure.generated.platform_pure_basics_meta_elementToPath.Root_meta_pure_functions_meta_elementToPath_PackageableElement_1__String_1_;
 
 public class HostedServiceArtifactGenerator
 {
+    static final MutableList<PlanGeneratorExtension> generatorExtensions = Lists.mutable.withAll(ServiceLoader.load(PlanGeneratorExtension.class));
+
     public static GenerationInfoData renderArtifact(PureModel pureModel, Root_meta_external_function_activator_hostedService_HostedService activator, PureModelContext inputModel, String clientVersion, Function<PureModel, RichIterable<? extends Root_meta_pure_extension_Extension>> routerExtensions)
     {
         ExecutionPlan plan = generatePlan(pureModel, activator, inputModel, clientVersion, routerExtensions);
@@ -55,6 +62,7 @@ public static GenerationInfoData renderArtifact(PureModel pureModel, Root_meta_e
 
     public static ExecutionPlan generatePlan(PureModel pureModel, Root_meta_external_function_activator_hostedService_HostedService activator, PureModelContext inputModel, String clientVersion,Function<PureModel, RichIterable<? extends Root_meta_pure_extension_Extension>> routerExtensions)
     {
+        ListIterable<PlanTransformer> transformers =  generatorExtensions.flatCollect(PlanGeneratorExtension::getExtraPlanTransformers);
         if (core_hostedservice_generation_generation.Root_meta_external_function_activator_hostedService_generation_isMultiEenvironmentService_HostedService_1__Boolean_1_(activator, pureModel.getExecutionSupport()))
         {
             Map<String, SingleExecutionPlan> plans = Maps.mutable.empty();
@@ -62,7 +70,7 @@ public static ExecutionPlan generatePlan(PureModel pureModel, Root_meta_external
             core_hostedservice_generation_generation.Root_meta_external_function_activator_hostedService_generation_rebuildServiceUsingSingleExecutionParams_HostedService_1__Pair_MANY_(activator, pureModel.getExecutionSupport()).forEach(p ->
                     {
                         ExecutionPlan plan = PlanGenerator.generateExecutionPlan((ConcreteFunctionDefinition) p._second()._function(), null, null, null, pureModel,
-                                clientVersion, PlanPlatform.JAVA, null, routerExtensions.apply(pureModel), LegendPlanTransformers.transformers);
+                                clientVersion, PlanPlatform.JAVA, null, routerExtensions.apply(pureModel), transformers);
                         plans.put(p._first(), (SingleExecutionPlan) plan);
 
                     }
@@ -72,7 +80,7 @@ public static ExecutionPlan generatePlan(PureModel pureModel, Root_meta_external
         else
         {
            return PlanGenerator.generateExecutionPlan((ConcreteFunctionDefinition)activator._function(), null, null, null, pureModel,
-                    clientVersion,  PlanPlatform.JAVA, null, routerExtensions.apply(pureModel), LegendPlanTransformers.transformers);
+                    clientVersion,  PlanPlatform.JAVA, null, routerExtensions.apply(pureModel), transformers);
         }
     }