diff --git a/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/cache/Keys.groovy b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/cache/Keys.groovy
index 968281b1d78..c206cf0244b 100644
--- a/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/cache/Keys.groovy
+++ b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/cache/Keys.groovy
@@ -24,6 +24,7 @@ import groovy.util.logging.Slf4j
 class Keys {
   static enum Namespace {
     APPLICATIONS,
+    PLATFORM_APPLICATIONS,
     CLUSTERS,
     SERVER_GROUPS,
     INSTANCES,
@@ -60,6 +61,9 @@ class Keys {
       case Namespace.APPLICATIONS.ns:
         result << [application: parts[2]]
         break
+      case Namespace.PLATFORM_APPLICATIONS.ns:
+        result << [project: parts[2]]
+        break
       case Namespace.CLUSTERS.ns:
         def names = Names.parseName(parts[4])
         result << [
@@ -110,6 +114,10 @@ class Keys {
     "$AppengineCloudProvider.ID:${Namespace.APPLICATIONS}:${application}"
   }
 
+  static String getPlatformApplicationKey(String project) {
+    "$AppengineCloudProvider.ID:${Namespace.PLATFORM_APPLICATIONS}:${project}"
+  }
+
   static String getClusterKey(String account, String application, String clusterName) {
     "$AppengineCloudProvider.ID:${Namespace.CLUSTERS}:${account}:${application}:${clusterName}"
   }
diff --git a/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/model/AppenginePlatformApplication.groovy b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/model/AppenginePlatformApplication.groovy
new file mode 100644
index 00000000000..21ee1ee90aa
--- /dev/null
+++ b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/model/AppenginePlatformApplication.groovy
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2017 Google, Inc.
+ *
+ * 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 com.netflix.spinnaker.clouddriver.appengine.model
+
+import com.google.api.services.appengine.v1.model.Application
+import groovy.transform.TupleConstructor
+
+class AppenginePlatformApplication {
+  List<AppengineDispatchRule> dispatchRules
+  String authDomain
+  String codeBucket
+  String defaultBucket
+  String defaultCookieExpiration
+  String defaultHostname
+  String id
+  String locationId
+
+  AppenginePlatformApplication(Application application) {
+    this.dispatchRules = application.getDispatchRules()?.collect { rule ->
+      new AppengineDispatchRule(rule.getDomain(), rule.getPath(), rule.getService())
+    } ?: []
+    this.authDomain = application.getAuthDomain()
+    this.codeBucket = application.getCodeBucket()
+    this.defaultBucket = application.getDefaultBucket()
+    this.defaultCookieExpiration = application.getDefaultCookieExpiration()
+    this.defaultHostname = application.getDefaultHostname()
+    this.id = application.getId()
+    this.locationId = application.getLocationId()
+  }
+
+  @TupleConstructor
+  static class AppengineDispatchRule {
+    String domain
+    String path
+    String service
+  }
+}
diff --git a/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/provider/agent/AppenginePlatformApplicationCachingAgent.groovy b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/provider/agent/AppenginePlatformApplicationCachingAgent.groovy
new file mode 100644
index 00000000000..0daabaf4f41
--- /dev/null
+++ b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/provider/agent/AppenginePlatformApplicationCachingAgent.groovy
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2017 Google, Inc.
+ *
+ * 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 com.netflix.spinnaker.clouddriver.appengine.provider.agent
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import com.google.api.services.appengine.v1.model.Application
+import com.netflix.spinnaker.cats.agent.AgentDataType
+import com.netflix.spinnaker.cats.agent.CacheResult
+import com.netflix.spinnaker.cats.agent.DefaultCacheResult
+import com.netflix.spinnaker.cats.provider.ProviderCache
+import com.netflix.spinnaker.clouddriver.appengine.cache.Keys
+import com.netflix.spinnaker.clouddriver.appengine.model.AppenginePlatformApplication
+import com.netflix.spinnaker.clouddriver.appengine.security.AppengineNamedAccountCredentials
+import com.netflix.spinnaker.clouddriver.kubernetes.provider.view.MutableCacheData
+import groovy.util.logging.Slf4j
+
+import static com.netflix.spinnaker.cats.agent.AgentDataType.Authority.AUTHORITATIVE
+
+@Slf4j
+class AppenginePlatformApplicationCachingAgent extends AbstractAppengineCachingAgent {
+  String agentType = "${accountName}/${AppenginePlatformApplicationCachingAgent.simpleName}"
+
+  static final Set<AgentDataType> types = Collections.unmodifiableSet([
+    AUTHORITATIVE.forType(Keys.Namespace.PLATFORM_APPLICATIONS.ns)] as Set
+  )
+
+  AppenginePlatformApplicationCachingAgent(String accountName,
+                                           AppengineNamedAccountCredentials credentials,
+                                           ObjectMapper objectMapper) {
+    super(accountName, objectMapper, credentials)
+  }
+
+  @Override
+  String getSimpleName() {
+    AppenginePlatformApplicationCachingAgent.simpleName
+  }
+
+  @Override
+  Collection<AgentDataType> getProvidedDataTypes() {
+    types
+  }
+
+  @Override
+  CacheResult loadData(ProviderCache providerCache) {
+    def platformApplicationName = credentials.project
+    Application platformApplication = credentials.appengine.apps().get(platformApplicationName).execute()
+    Map<String, MutableCacheData> cachedPlatformApplications = MutableCacheData.mutableCacheMap()
+    def apiApplicationKey = Keys.getPlatformApplicationKey(platformApplicationName)
+
+    cachedPlatformApplications[apiApplicationKey].with {
+      attributes.name = platformApplicationName
+      attributes.platformApplication = new AppenginePlatformApplication(platformApplication)
+    }
+
+    log.info("Caching ${cachedPlatformApplications.size()} platform applications in ${agentType}")
+    return new DefaultCacheResult([(Keys.Namespace.PLATFORM_APPLICATIONS.ns): cachedPlatformApplications.values()], [:])
+  }
+}
diff --git a/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/provider/config/AppengineProviderConfig.groovy b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/provider/config/AppengineProviderConfig.groovy
index b8962d26a48..3e5c77f616b 100644
--- a/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/provider/config/AppengineProviderConfig.groovy
+++ b/clouddriver-appengine/src/main/groovy/com/netflix/spinnaker/clouddriver/appengine/provider/config/AppengineProviderConfig.groovy
@@ -21,9 +21,9 @@ import com.fasterxml.jackson.databind.SerializationFeature
 import com.netflix.spectator.api.Registry
 import com.netflix.spinnaker.cats.agent.Agent
 import com.netflix.spinnaker.cats.provider.ProviderSynchronizerTypeWrapper
-import com.netflix.spinnaker.cats.thread.NamedThreadFactory
 import com.netflix.spinnaker.clouddriver.appengine.AppengineCloudProvider
 import com.netflix.spinnaker.clouddriver.appengine.provider.AppengineProvider
+import com.netflix.spinnaker.clouddriver.appengine.provider.agent.AppenginePlatformApplicationCachingAgent
 import com.netflix.spinnaker.clouddriver.appengine.provider.agent.AppengineLoadBalancerCachingAgent
 import com.netflix.spinnaker.clouddriver.appengine.provider.agent.AppengineServerGroupCachingAgent
 import com.netflix.spinnaker.clouddriver.appengine.security.AppengineNamedAccountCredentials
@@ -36,9 +36,6 @@ import org.springframework.context.annotation.DependsOn
 import org.springframework.context.annotation.Scope
 
 import java.util.concurrent.ConcurrentHashMap
-import java.util.concurrent.Executors
-import java.util.concurrent.ScheduledExecutorService
-import java.util.concurrent.TimeUnit
 
 @Configuration
 class AppengineProviderConfig {
@@ -96,6 +93,10 @@ class AppengineProviderConfig {
                                                                   credentials,
                                                                   objectMapper,
                                                                   registry)
+
+        newlyAddedAgents << new AppenginePlatformApplicationCachingAgent(credentials.name,
+                                                                         credentials,
+                                                                         objectMapper)
       }
     }