diff --git a/README.md b/README.md
index e3c386b..095435f 100644
--- a/README.md
+++ b/README.md
@@ -110,7 +110,10 @@ fn get_latest_release_hash(&self) -> String;
 fn get_latest_release_blob(&self) -> Vec<u8>;
 
 /// Returns a list of existing contract deployments.
-fn get_deployments(&self) -> Vec<DeploymentInfo>;
+fn get_deployments(&self) -> BTreeMap<AccountId, DeploymentInfo>;
+
+/// Returns a contract deployment info for corresponding account id.
+fn get_deployment(&self, account_id: AccountId) -> Option<DeploymentInfo>;
 ```
 
 #### Callback
diff --git a/contract/src/lib.rs b/contract/src/lib.rs
index 83f9454..b2c6391 100644
--- a/contract/src/lib.rs
+++ b/contract/src/lib.rs
@@ -10,6 +10,7 @@ use near_sdk::{
     assert_one_yocto, env, ext_contract, near, require, AccountId, Gas, NearToken, PanicOnDefault,
     Promise, PromiseResult, PublicKey,
 };
+use std::collections::BTreeMap;
 
 use crate::event::Event;
 use crate::types::{DeploymentInfo, FunctionCallArgs, ReleaseInfo, UpgradeArgs, Version};
@@ -396,10 +397,19 @@ impl AuroraControllerFactory {
         }
     }
 
-    /// Returns a list of existing contract deployments.
+    /// Returns a list of existing contract deployment infos.
     #[must_use]
-    pub fn get_deployments(&self) -> Vec<DeploymentInfo> {
-        self.deployments.values().cloned().collect()
+    pub fn get_deployments(&self) -> BTreeMap<AccountId, DeploymentInfo> {
+        self.deployments
+            .iter()
+            .map(|(acc, info)| (acc.clone(), info.clone()))
+            .collect()
+    }
+
+    /// Returns a contract deployment info for corresponding account id.
+    #[must_use]
+    pub fn get_deployment(&self, account_id: &AccountId) -> Option<DeploymentInfo> {
+        self.deployments.get(account_id).cloned()
     }
 
     /// Upgrades a contract with account id and provided or the latest hash.
diff --git a/contract/src/tests/workspace/deploy.rs b/contract/src/tests/workspace/deploy.rs
index f5b6167..e5c99b2 100644
--- a/contract/src/tests/workspace/deploy.rs
+++ b/contract/src/tests/workspace/deploy.rs
@@ -63,7 +63,7 @@ async fn test_deploy_contract() {
         .unwrap();
     assert!(result.is_success(), "{result:#?}");
 
-    let deployments: Vec<DeploymentInfo> = factory_owner
+    let deployments: BTreeMap<AccountId, DeploymentInfo> = factory_owner
         .view(factory.id(), "get_deployments")
         .await
         .unwrap()
@@ -194,7 +194,7 @@ async fn test_deploy_more_than_one_contract() {
         .unwrap()
         .timestamp();
 
-    let deployments: Vec<DeploymentInfo> = factory_owner
+    let deployments: BTreeMap<AccountId, DeploymentInfo> = factory_owner
         .view(factory.id(), "get_deployments")
         .await
         .unwrap()
@@ -203,22 +203,28 @@ async fn test_deploy_more_than_one_contract() {
     assert_eq!(deployments.len(), 2);
     assert_eq!(
         deployments,
-        vec![
-            DeploymentInfo {
-                hash: HASH_3_6_4.to_string(),
-                version: "3.6.4".parse().unwrap(),
-                deployment_time: deploy_time_1,
-                upgrade_times: [(deploy_time_1, "3.6.4".parse().unwrap())].into(),
-                init_args: near_sdk::serde_json::to_string(&init_args_1).unwrap(),
-            },
-            DeploymentInfo {
-                hash: HASH_3_7_0.to_string(),
-                version: "3.7.0".parse().unwrap(),
-                deployment_time: deploy_time_2,
-                upgrade_times: [(deploy_time_2, "3.7.0".parse().unwrap())].into(),
-                init_args: near_sdk::serde_json::to_string(&init_args_2).unwrap(),
-            }
-        ]
+        BTreeMap::from_iter([
+            (
+                "aurora-1.factory-owner.test.near".parse().unwrap(),
+                DeploymentInfo {
+                    hash: HASH_3_6_4.to_string(),
+                    version: "3.6.4".parse().unwrap(),
+                    deployment_time: deploy_time_1,
+                    upgrade_times: [(deploy_time_1, "3.6.4".parse().unwrap())].into(),
+                    init_args: near_sdk::serde_json::to_string(&init_args_1).unwrap(),
+                }
+            ),
+            (
+                "aurora-2.factory-owner.test.near".parse().unwrap(),
+                DeploymentInfo {
+                    hash: HASH_3_7_0.to_string(),
+                    version: "3.7.0".parse().unwrap(),
+                    deployment_time: deploy_time_2,
+                    upgrade_times: [(deploy_time_2, "3.7.0".parse().unwrap())].into(),
+                    init_args: near_sdk::serde_json::to_string(&init_args_2).unwrap(),
+                }
+            )
+        ])
     );
 }
 
diff --git a/contract/src/tests/workspace/downgrade.rs b/contract/src/tests/workspace/downgrade.rs
index 0404883..612494d 100644
--- a/contract/src/tests/workspace/downgrade.rs
+++ b/contract/src/tests/workspace/downgrade.rs
@@ -1,6 +1,7 @@
 use near_sdk::serde_json::json;
 use near_workspaces::types::NearToken;
 use near_workspaces::AccountId;
+use std::collections::BTreeMap;
 
 use super::utils;
 use crate::tests::{BLOB_3_6_4, BLOB_3_7_0, HASH_3_6_4, HASH_3_7_0};
@@ -80,14 +81,17 @@ async fn test_downgrade_contract() {
         .unwrap();
     assert!(result.is_success());
 
-    let deployments: Vec<DeploymentInfo> = factory_owner
+    let deployments: BTreeMap<AccountId, DeploymentInfo> = factory_owner
         .view(factory.id(), "get_deployments")
         .await
         .unwrap()
         .json()
         .unwrap();
 
-    assert_eq!(deployments[0].version, "3.7.0".parse().unwrap());
+    assert_eq!(
+        deployments[&new_contract_id].version,
+        "3.7.0".parse().unwrap()
+    );
 
     let result = factory_owner
         .call(factory.id(), "downgrade")
@@ -104,12 +108,13 @@ async fn test_downgrade_contract() {
     let version = String::from_utf8(result.unwrap().result).unwrap();
     assert_eq!(version.trim_end(), "3.6.4");
 
-    let deployments: Vec<DeploymentInfo> = factory_owner
-        .view(factory.id(), "get_deployments")
+    let deployments: DeploymentInfo = factory_owner
+        .view(factory.id(), "get_deployment")
+        .args_json(json!({ "account_id": new_contract_id }))
         .await
         .unwrap()
         .json()
         .unwrap();
 
-    assert_eq!(deployments[0].version, "3.6.4".parse().unwrap());
+    assert_eq!(deployments.version, "3.6.4".parse().unwrap());
 }
diff --git a/contract/src/tests/workspace/upgrade.rs b/contract/src/tests/workspace/upgrade.rs
index bccb45e..b44a648 100644
--- a/contract/src/tests/workspace/upgrade.rs
+++ b/contract/src/tests/workspace/upgrade.rs
@@ -1,6 +1,7 @@
 use near_sdk::serde_json::json;
 use near_workspaces::types::NearToken;
 use near_workspaces::AccountId;
+use std::collections::BTreeMap;
 
 use super::utils;
 use crate::tests::{BLOB_3_6_4, BLOB_3_7_0, HASH_3_6_4, HASH_3_7_0, MIGRATION_GAS};
@@ -316,7 +317,7 @@ async fn test_upgrade_contract_with_small_gas_for_migration() {
         .unwrap();
     assert!(result.is_success(), "{result:#?}");
 
-    let deployments_info: Vec<DeploymentInfo> = factory_owner
+    let deployments_info: BTreeMap<AccountId, DeploymentInfo> = factory_owner
         .view(factory.id(), "get_deployments")
         .await
         .unwrap()
@@ -363,7 +364,7 @@ async fn test_upgrade_contract_with_small_gas_for_migration() {
                                   // So, the upgrade won't be successful.
 
     // Check that the deployment into hasn't been changed.
-    let result: Vec<DeploymentInfo> = factory_owner
+    let result: BTreeMap<AccountId, DeploymentInfo> = factory_owner
         .view(factory.id(), "get_deployments")
         .await
         .unwrap()