diff --git a/smart-contracts/osmosis/Cargo.lock b/smart-contracts/osmosis/Cargo.lock
index 2816a2f67..92bb9a5b9 100644
--- a/smart-contracts/osmosis/Cargo.lock
+++ b/smart-contracts/osmosis/Cargo.lock
@@ -1406,6 +1406,7 @@ dependencies = [
  "cosmwasm-std",
  "cw-storage-plus 1.2.0",
  "cw2 1.1.2",
+ "mars-owner",
  "thiserror",
 ]
 
diff --git a/smart-contracts/quasar/contracts/babylon-vault/Cargo.toml b/smart-contracts/quasar/contracts/babylon-vault/Cargo.toml
index 11290aad4..02b1b7e7a 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/Cargo.toml
+++ b/smart-contracts/quasar/contracts/babylon-vault/Cargo.toml
@@ -29,3 +29,4 @@ cosmwasm-schema = { workspace = true }
 cw-storage-plus = { workspace = true }
 thiserror = { workspace = true }
 cw2 = { workspace = true }
+mars-owner = { workspace = true }
diff --git a/smart-contracts/quasar/contracts/babylon-vault/schema/babylon-vault.json b/smart-contracts/quasar/contracts/babylon-vault/schema/babylon-vault.json
index cb0a68945..bf5028774 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/schema/babylon-vault.json
+++ b/smart-contracts/quasar/contracts/babylon-vault/schema/babylon-vault.json
@@ -6,6 +6,14 @@
     "$schema": "http://json-schema.org/draft-07/schema#",
     "title": "InstantiateMsg",
     "type": "object",
+    "required": [
+      "owner"
+    ],
+    "properties": {
+      "owner": {
+        "type": "string"
+      }
+    },
     "additionalProperties": false
   },
   "execute": {
@@ -71,8 +79,69 @@
           }
         },
         "additionalProperties": false
+      },
+      {
+        "type": "object",
+        "required": [
+          "update_owner"
+        ],
+        "properties": {
+          "update_owner": {
+            "$ref": "#/definitions/OwnerUpdate"
+          }
+        },
+        "additionalProperties": false
       }
-    ]
+    ],
+    "definitions": {
+      "OwnerUpdate": {
+        "oneOf": [
+          {
+            "description": "Proposes a new owner to take role. Only current owner can execute.",
+            "type": "object",
+            "required": [
+              "propose_new_owner"
+            ],
+            "properties": {
+              "propose_new_owner": {
+                "type": "object",
+                "required": [
+                  "proposed"
+                ],
+                "properties": {
+                  "proposed": {
+                    "type": "string"
+                  }
+                },
+                "additionalProperties": false
+              }
+            },
+            "additionalProperties": false
+          },
+          {
+            "description": "Clears the currently proposed owner. Only current owner can execute.",
+            "type": "string",
+            "enum": [
+              "clear_proposed"
+            ]
+          },
+          {
+            "description": "Promotes the proposed owner to be the current one. Only the proposed owner can execute.",
+            "type": "string",
+            "enum": [
+              "accept_proposed"
+            ]
+          },
+          {
+            "description": "Throws away the keys to the Owner role forever. Once done, no owner can ever be set later.",
+            "type": "string",
+            "enum": [
+              "abolish_owner_role"
+            ]
+          }
+        ]
+      }
+    }
   },
   "query": {
     "$schema": "http://json-schema.org/draft-07/schema#",
@@ -132,6 +201,19 @@
           }
         },
         "additionalProperties": false
+      },
+      {
+        "type": "object",
+        "required": [
+          "owner"
+        ],
+        "properties": {
+          "owner": {
+            "type": "object",
+            "additionalProperties": false
+          }
+        },
+        "additionalProperties": false
       }
     ]
   },
@@ -150,6 +232,37 @@
       "description": "A thin wrapper around u128 that is using strings for JSON encoding/decoding, such that the full u128 range can be used for clients that convert JSON numbers to floats, like JavaScript and jq.\n\n# Examples\n\nUse `from` to create instances of this and `u128` to get the value out:\n\n``` # use cosmwasm_std::Uint128; let a = Uint128::from(123u128); assert_eq!(a.u128(), 123);\n\nlet b = Uint128::from(42u64); assert_eq!(b.u128(), 42);\n\nlet c = Uint128::from(70u32); assert_eq!(c.u128(), 70); ```",
       "type": "string"
     },
+    "owner": {
+      "$schema": "http://json-schema.org/draft-07/schema#",
+      "title": "OwnerResponse",
+      "description": "Returned from Owner.query()",
+      "type": "object",
+      "required": [
+        "abolished",
+        "initialized"
+      ],
+      "properties": {
+        "abolished": {
+          "type": "boolean"
+        },
+        "initialized": {
+          "type": "boolean"
+        },
+        "owner": {
+          "type": [
+            "string",
+            "null"
+          ]
+        },
+        "proposed": {
+          "type": [
+            "string",
+            "null"
+          ]
+        }
+      },
+      "additionalProperties": false
+    },
     "pending": {
       "$schema": "http://json-schema.org/draft-07/schema#",
       "title": "Array_of_Claim",
diff --git a/smart-contracts/quasar/contracts/babylon-vault/schema/raw/execute.json b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/execute.json
index b978c2b19..ee6d7301a 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/schema/raw/execute.json
+++ b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/execute.json
@@ -61,6 +61,67 @@
         }
       },
       "additionalProperties": false
+    },
+    {
+      "type": "object",
+      "required": [
+        "update_owner"
+      ],
+      "properties": {
+        "update_owner": {
+          "$ref": "#/definitions/OwnerUpdate"
+        }
+      },
+      "additionalProperties": false
+    }
+  ],
+  "definitions": {
+    "OwnerUpdate": {
+      "oneOf": [
+        {
+          "description": "Proposes a new owner to take role. Only current owner can execute.",
+          "type": "object",
+          "required": [
+            "propose_new_owner"
+          ],
+          "properties": {
+            "propose_new_owner": {
+              "type": "object",
+              "required": [
+                "proposed"
+              ],
+              "properties": {
+                "proposed": {
+                  "type": "string"
+                }
+              },
+              "additionalProperties": false
+            }
+          },
+          "additionalProperties": false
+        },
+        {
+          "description": "Clears the currently proposed owner. Only current owner can execute.",
+          "type": "string",
+          "enum": [
+            "clear_proposed"
+          ]
+        },
+        {
+          "description": "Promotes the proposed owner to be the current one. Only the proposed owner can execute.",
+          "type": "string",
+          "enum": [
+            "accept_proposed"
+          ]
+        },
+        {
+          "description": "Throws away the keys to the Owner role forever. Once done, no owner can ever be set later.",
+          "type": "string",
+          "enum": [
+            "abolish_owner_role"
+          ]
+        }
+      ]
     }
-  ]
+  }
 }
diff --git a/smart-contracts/quasar/contracts/babylon-vault/schema/raw/instantiate.json b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/instantiate.json
index 1352613d5..66e351258 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/schema/raw/instantiate.json
+++ b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/instantiate.json
@@ -2,5 +2,13 @@
   "$schema": "http://json-schema.org/draft-07/schema#",
   "title": "InstantiateMsg",
   "type": "object",
+  "required": [
+    "owner"
+  ],
+  "properties": {
+    "owner": {
+      "type": "string"
+    }
+  },
   "additionalProperties": false
 }
diff --git a/smart-contracts/quasar/contracts/babylon-vault/schema/raw/query.json b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/query.json
index 630717c77..65de6f167 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/schema/raw/query.json
+++ b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/query.json
@@ -56,6 +56,19 @@
         }
       },
       "additionalProperties": false
+    },
+    {
+      "type": "object",
+      "required": [
+        "owner"
+      ],
+      "properties": {
+        "owner": {
+          "type": "object",
+          "additionalProperties": false
+        }
+      },
+      "additionalProperties": false
     }
   ]
 }
diff --git a/smart-contracts/quasar/contracts/babylon-vault/schema/raw/response_to_owner.json b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/response_to_owner.json
new file mode 100644
index 000000000..06aee45c1
--- /dev/null
+++ b/smart-contracts/quasar/contracts/babylon-vault/schema/raw/response_to_owner.json
@@ -0,0 +1,31 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "OwnerResponse",
+  "description": "Returned from Owner.query()",
+  "type": "object",
+  "required": [
+    "abolished",
+    "initialized"
+  ],
+  "properties": {
+    "abolished": {
+      "type": "boolean"
+    },
+    "initialized": {
+      "type": "boolean"
+    },
+    "owner": {
+      "type": [
+        "string",
+        "null"
+      ]
+    },
+    "proposed": {
+      "type": [
+        "string",
+        "null"
+      ]
+    }
+  },
+  "additionalProperties": false
+}
diff --git a/smart-contracts/quasar/contracts/babylon-vault/src/contract.rs b/smart-contracts/quasar/contracts/babylon-vault/src/contract.rs
index 83a0e3b87..524d66dd3 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/src/contract.rs
+++ b/smart-contracts/quasar/contracts/babylon-vault/src/contract.rs
@@ -1,8 +1,9 @@
 use crate::error::VaultError;
 use crate::msg::{ExecuteMsg, InstantiateMsg, QueryMsg};
+use crate::state::OWNER;
 #[cfg(not(feature = "library"))]
 use cosmwasm_std::entry_point;
-use cosmwasm_std::{Binary, Deps, DepsMut, Env, MessageInfo, Response};
+use cosmwasm_std::{to_json_binary, Binary, Deps, DepsMut, Env, MessageInfo, Response};
 use cw2::set_contract_version;
 
 const CONTRACT_NAME: &str = "quasar:babylon-vault";
@@ -15,20 +16,31 @@ pub fn instantiate(
     deps: DepsMut,
     _env: Env,
     _info: MessageInfo,
-    _msg: InstantiateMsg,
+    msg: InstantiateMsg,
 ) -> VaultResult {
+    OWNER.initialize(
+        deps.storage,
+        deps.api,
+        mars_owner::OwnerInit::SetInitialOwner { owner: msg.owner },
+    )?;
     set_contract_version(deps.storage, CONTRACT_NAME, CONTRACT_VERSION)?;
     Ok(Response::default())
 }
 
 #[cfg_attr(not(feature = "library"), entry_point)]
-pub fn execute(_deps: DepsMut, _env: Env, _info: MessageInfo, _msg: ExecuteMsg) -> VaultResult {
-    Ok(Response::default())
+pub fn execute(deps: DepsMut, _env: Env, info: MessageInfo, msg: ExecuteMsg) -> VaultResult {
+    match msg {
+        ExecuteMsg::UpdateOwner(update) => Ok(OWNER.update(deps, info, update)?),
+        _ => Ok(Response::default()),
+    }
 }
 
 #[cfg_attr(not(feature = "library"), entry_point)]
-pub fn query(_deps: Deps, _env: Env, _msg: QueryMsg) -> VaultResult<Binary> {
-    Ok(Binary::default())
+pub fn query(deps: Deps, _env: Env, msg: QueryMsg) -> VaultResult<Binary> {
+    match msg {
+        QueryMsg::Owner {} => Ok(to_json_binary(&OWNER.query(deps.storage)?)?),
+        _ => Ok(Binary::default()),
+    }
 }
 
 #[cfg(test)]
diff --git a/smart-contracts/quasar/contracts/babylon-vault/src/error.rs b/smart-contracts/quasar/contracts/babylon-vault/src/error.rs
index fde081039..4bb0c41c8 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/src/error.rs
+++ b/smart-contracts/quasar/contracts/babylon-vault/src/error.rs
@@ -1,8 +1,12 @@
 use cosmwasm_std::StdError;
+use mars_owner::OwnerError;
 use thiserror::Error;
 
 #[derive(Error, Debug, PartialEq)]
 pub enum VaultError {
     #[error("{0}")]
     Std(#[from] StdError),
+
+    #[error("{0}")]
+    Owner(#[from] OwnerError),
 }
diff --git a/smart-contracts/quasar/contracts/babylon-vault/src/lib.rs b/smart-contracts/quasar/contracts/babylon-vault/src/lib.rs
index a0cd84f22..79a621cd9 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/src/lib.rs
+++ b/smart-contracts/quasar/contracts/babylon-vault/src/lib.rs
@@ -1,5 +1,6 @@
 pub mod contract;
 mod error;
 pub mod msg;
+pub mod state;
 
 pub use crate::error::VaultError;
diff --git a/smart-contracts/quasar/contracts/babylon-vault/src/msg.rs b/smart-contracts/quasar/contracts/babylon-vault/src/msg.rs
index 72bbb479d..f91a3421c 100644
--- a/smart-contracts/quasar/contracts/babylon-vault/src/msg.rs
+++ b/smart-contracts/quasar/contracts/babylon-vault/src/msg.rs
@@ -1,8 +1,11 @@
 use cosmwasm_schema::{cw_serde, QueryResponses};
 use cosmwasm_std::{Timestamp, Uint128};
+use mars_owner::{OwnerResponse, OwnerUpdate};
 
 #[cw_serde]
-pub struct InstantiateMsg {}
+pub struct InstantiateMsg {
+    pub owner: String,
+}
 
 #[cw_serde]
 pub enum ExecuteMsg {
@@ -12,6 +15,7 @@ pub enum ExecuteMsg {
     Claim {},
     // owner methods
     RegisterLst { denom: String },
+    UpdateOwner(OwnerUpdate),
 }
 
 #[cw_serde]
@@ -29,4 +33,6 @@ pub enum QueryMsg {
     Claimable { address: String },
     #[returns(Uint128)]
     BalanceInUnderlying {},
+    #[returns(OwnerResponse)]
+    Owner {},
 }
diff --git a/smart-contracts/quasar/contracts/babylon-vault/src/state.rs b/smart-contracts/quasar/contracts/babylon-vault/src/state.rs
new file mode 100644
index 000000000..0c0e31ebd
--- /dev/null
+++ b/smart-contracts/quasar/contracts/babylon-vault/src/state.rs
@@ -0,0 +1,3 @@
+use mars_owner::Owner;
+
+pub const OWNER: Owner = Owner::new("owner");