diff --git a/src/lib.rs b/src/lib.rs
index 7b65eed8..970193c4 100755
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -31,6 +31,8 @@ pub mod services {
         pub use admin_server::{Admin, AdminServer};
         pub use authorization_client::AuthorizationClient;
         pub use authorization_server::{Authorization, AuthorizationServer};
+        pub use carrier_service_client::CarrierServiceClient;
+        pub use carrier_service_server::{CarrierService, CarrierServiceServer};
         pub use entity_client::EntityClient;
         pub use entity_server::{Entity, EntityServer};
         pub use gateway_client::GatewayClient;
diff --git a/src/service/mobile_config.proto b/src/service/mobile_config.proto
index 8ad69e2e..b5b6d44b 100644
--- a/src/service/mobile_config.proto
+++ b/src/service/mobile_config.proto
@@ -93,6 +93,24 @@ message entity_verify_res_v1 {
   bytes signature = 4;
 }
 
+message carrier_key_to_entity_req_v1 {
+  // string representation of the helium pubkey of the carrier
+  string pubkey = 1;
+  // pubkey binary of the requestor signing keypair
+  bytes signer = 2;
+  bytes signature = 3;
+}
+
+message carrier_key_to_entity_res_v1 {
+  // unix epoch timestamp in seconds
+  uint64 timestamp = 1;
+  // string representing the entity key
+  string entity_key = 2;
+  // pubkey binary of the requestor signing keypair
+  bytes signer = 3;
+  bytes signature = 4;
+}
+
 enum admin_key_role {
   // administrative operator key
   administrator = 0;
@@ -212,6 +230,12 @@ service entity {
   rpc verify(entity_verify_req_v1) returns (entity_verify_res_v1);
 }
 
+service carrier_service {
+  // Retrieve an entity key for the specified helium pubkey
+  rpc key_to_entity(carrier_key_to_entity_req_v1)
+      returns (carrier_key_to_entity_res_v1);
+}
+
 service authorization {
   // Submit a pubkey binary and network key role for an authorized entity on the
   // mobile network to verify if it is registered with the given role.
diff --git a/src/service/poc_mobile.proto b/src/service/poc_mobile.proto
index 4db94514..3e446204 100644
--- a/src/service/poc_mobile.proto
+++ b/src/service/poc_mobile.proto
@@ -337,6 +337,35 @@ message subscriber_reward {
   uint64 discovery_location_amount = 2;
 }
 
+enum service_provider {
+  helium_mobile = 0;
+}
+
+message service_provider_reward {
+  // rewardable entity id of the service provider to which the reward will be
+  // credited
+  service_provider service_provider_id = 1;
+  /// Amount in bones rewarded
+  uint64 amount = 2;
+}
+
+enum unallocated_reward_type {
+  unallocated_reward_type_poc = 0;
+  unallocated_reward_type_discovery_location = 1;
+  unallocated_reward_type_mapper = 2;
+  unallocated_reward_type_service_provider = 3;
+  unallocated_reward_type_oracle = 4;
+  unallocated_reward_type_data = 5;
+}
+
+message unallocated_reward {
+  // the reward type representing a reward category to which an unallocated
+  // amount exists
+  unallocated_reward_type reward_type = 1;
+  /// Amount in bones unallocated
+  uint64 amount = 2;
+}
+
 message mobile_reward_share {
   /// Unix timestamp in seconds of the start of the reward period
   uint64 start_period = 1;
@@ -347,6 +376,8 @@ message mobile_reward_share {
     radio_reward radio_reward = 3;
     gateway_reward gateway_reward = 4;
     subscriber_reward subscriber_reward = 5;
+    service_provider_reward service_provider_reward = 6;
+    unallocated_reward unallocated_reward = 7;
   }
 }