diff --git a/proto/cmp/services/activity/v1alpha1/list.proto b/proto/cmp/services/activity/v1alpha1/list.proto
new file mode 100644
index 00000000..4f020270
--- /dev/null
+++ b/proto/cmp/services/activity/v1alpha1/list.proto
@@ -0,0 +1,32 @@
+syntax = "proto3";
+
+package cmp.services.activity.v1alpha1;
+
+import "cmp/services/activity/v1alpha1/search_result_types.proto";
+import "cmp/types/v1alpha1/common.proto";
+import "google/protobuf/timestamp.proto";
+
+message ActivityProductListRequest {
+  // Message header
+  cmp.types.v1alpha1.Header header = 1;
+
+  // Only respond with the products that are modified after this timestamp
+  google.protobuf.Timestamp modified_after = 2;
+}
+
+message ActivityProductListResponse {
+  // Message header
+  cmp.types.v1alpha1.Header header = 1;
+
+  // Product list: Activities
+  repeated Activity activities = 2;
+}
+
+// This service is used to get a product list for activities.
+//
+// ![Diagram](https://storage.googleapis.com/docs-cmp-files/diagrams/proto/cmp/services/activity/v1alpha1/list.proto.dot.xs.svg)
+// [Open Message Diagram](https://storage.googleapis.com/docs-cmp-files/diagrams/proto/cmp/services/activity/v1alpha1/list.proto.dot.svg)
+service ActivityProductListService {
+  // Gets an optional `modified_after` date and returns a product list.
+  rpc ActivityProductList(ActivityProductListRequest) returns (ActivityProductListResponse);
+}
diff --git a/proto/cmp/services/activity/v1alpha1/search_result_types.proto b/proto/cmp/services/activity/v1alpha1/search_result_types.proto
index 1d1d0cd4..57cf90ad 100644
--- a/proto/cmp/services/activity/v1alpha1/search_result_types.proto
+++ b/proto/cmp/services/activity/v1alpha1/search_result_types.proto
@@ -20,7 +20,7 @@ message ActivitySearchResult {
   int32 result_id = 1;
 
   // Activity basic info
-  ActivityInfo info = 2;
+  Activity info = 2;
 
   // Schedule
   cmp.types.v1alpha1.DateTimeRange schedule = 3;
@@ -45,10 +45,10 @@ message ActivitySearchResult {
   PricingType pricing_type = 9;
 }
 
-// ### Activity Info
+// Represents an Activity product.
 //
 // FIXME: We need optimizations in this type
-message ActivityInfo {
+message Activity {
   // Ex: "TC000000"
   string product_code = 1;
 
@@ -78,6 +78,12 @@ message ActivityInfo {
 
   // Ex: "Safari"
   string type_name = 10;
+
+  // Status
+  //
+  // FIXME: We need to make this an ENUM (this is also used for several other
+  // verticals)
+  string status = 11;
 }
 
 // ### Activity Location