diff --git a/src/api/core/organizations.rs b/src/api/core/organizations.rs
index 913ec7b..5271345 100644
--- a/src/api/core/organizations.rs
+++ b/src/api/core/organizations.rs
@@ -55,13 +55,30 @@ fn create_organization(headers: Headers, data: Json<OrgData>, conn: DbConn) -> J
 }
 
 #[post("/organizations/<org_id>/delete", data = "<data>")]
-fn delete_organization(org_id: String, data: Json<PasswordData>, headers: Headers, conn: DbConn) -> JsonResult {
+fn delete_organization(org_id: String, data: Json<PasswordData>, headers: Headers, conn: DbConn) -> EmptyResult {
     let data: PasswordData = data.into_inner();
     let password_hash = data.masterPasswordHash;
 
-    // TODO: Delete ciphers from organization, collection_users, collections, organization_users and the org itself
+    if !headers.user.check_valid_password(&password_hash) {
+        err!("Invalid password")
+    }
 
-    unimplemented!()
+    let org_user = match UserOrganization::find_by_user_and_org(&headers.user.uuid, &org_id, &conn) {
+        Some(user) => user,
+        None => err!("The current user isn't member of the organization")
+    };
+
+    if org_user.type_ != UserOrgType::Owner as i32 {
+        err!("Only owner is able to delete organization")
+    }
+
+    match Organization::find_by_uuid(&org_id, &conn) {
+        None => err!("Organization not found"),
+        Some(org) => match org.delete(&conn) {
+            Ok(()) => Ok(()),
+            Err(_) => err!("Failed deleting the organization")
+        }
+    }
 }
 
 #[get("/organizations/<org_id>")]
@@ -513,11 +530,8 @@ fn delete_user(org_id: String, user_id: String, headers: Headers, conn: DbConn)
         }
     }
 
-    user_to_delete.delete(&conn);
-
-    for c in Collection::find_by_organization_and_user_uuid(&org_id, &current_user.uuid, &conn) { 
-        CollectionUser::delete(&current_user.uuid, &c.uuid, &conn);
+    match user_to_delete.delete(&conn) {
+        Ok(()) => Ok(()),
+        Err(_) => err!("Failed deleting user from organization")
     }
-
-    Ok(())
 }
\ No newline at end of file
diff --git a/src/db/models/cipher.rs b/src/db/models/cipher.rs
index 6fccdd6..8a71cef 100644
--- a/src/db/models/cipher.rs
+++ b/src/db/models/cipher.rs
@@ -145,6 +145,13 @@ impl Cipher {
         ).execute(&**conn).and(Ok(()))
     }
 
+    pub fn delete_all_by_organization(org_uuid: &str, conn: &DbConn) -> QueryResult<()> {
+        for cipher in Self::find_by_org(org_uuid, &conn) {
+            cipher.delete(&conn)?;
+        }
+        Ok(())
+    }
+
     pub fn move_to_folder(&self, folder_uuid: Option<String>, user_uuid: &str, conn: &DbConn) -> Result<(), &str> {
         match self.get_folder_uuid(&user_uuid, &conn)  {
             None => {
diff --git a/src/db/models/collection.rs b/src/db/models/collection.rs
index ca646d3..e9143ad 100644
--- a/src/db/models/collection.rs
+++ b/src/db/models/collection.rs
@@ -62,6 +62,13 @@ impl Collection {
         ).execute(&**conn).and(Ok(()))
     }
 
+    pub fn delete_all_by_organization(org_uuid: &str, conn: &DbConn) -> QueryResult<()> {
+        for collection in Self::find_by_organization(org_uuid, &conn) {
+            collection.delete(&conn)?;
+        }
+        Ok(())
+    }
+
     pub fn find_by_uuid(uuid: &str, conn: &DbConn) -> Option<Self> {
         collections::table
             .filter(collections::uuid.eq(uuid))
@@ -176,6 +183,12 @@ impl CollectionUser {
             .filter(users_collections::collection_uuid.eq(collection_uuid))
         ).execute(&**conn).and(Ok(()))
     }
+
+    pub fn delete_all_by_user(user_uuid: &str, conn: &DbConn) -> QueryResult<()> {
+        diesel::delete(users_collections::table
+            .filter(users_collections::user_uuid.eq(user_uuid))
+        ).execute(&**conn).and(Ok(()))
+    }
 }
 
 use super::Cipher; 
diff --git a/src/db/models/organization.rs b/src/db/models/organization.rs
index 658977a..64053cf 100644
--- a/src/db/models/organization.rs
+++ b/src/db/models/organization.rs
@@ -122,13 +122,18 @@ impl Organization {
         }
     }
 
-    pub fn delete(self, conn: &DbConn) -> bool {
-        match diesel::delete(organizations::table.filter(
-            organizations::uuid.eq(self.uuid)))
-            .execute(&**conn) {
-            Ok(1) => true, // One row deleted
-            _ => false,
-        }
+    pub fn delete(self, conn: &DbConn) -> QueryResult<()> {
+        use super::{Cipher, Collection};
+
+        Cipher::delete_all_by_organization(&self.uuid, &conn)?;
+        Collection::delete_all_by_organization(&self.uuid, &conn)?;
+        UserOrganization::delete_all_by_organization(&self.uuid, &conn)?;
+
+        diesel::delete(
+            organizations::table.filter(
+                organizations::uuid.eq(self.uuid)
+            )
+        ).execute(&**conn).and(Ok(()))
     }
 
     pub fn find_by_uuid(uuid: &str, conn: &DbConn) -> Option<Self> {
@@ -215,13 +220,23 @@ impl UserOrganization {
         }
     }
 
-    pub fn delete(self, conn: &DbConn) -> bool {
-        match diesel::delete(users_organizations::table.filter(
-            users_organizations::uuid.eq(self.uuid)))
-            .execute(&**conn) {
-            Ok(1) => true, // One row deleted
-            _ => false,
+    pub fn delete(self, conn: &DbConn) -> QueryResult<()> {
+        use super::CollectionUser;
+
+        CollectionUser::delete_all_by_user(&self.user_uuid, &conn)?;
+
+        diesel::delete(
+            users_organizations::table.filter(
+                users_organizations::uuid.eq(self.uuid)
+            )
+        ).execute(&**conn).and(Ok(()))
+    }
+
+    pub fn delete_all_by_organization(org_uuid: &str, conn: &DbConn) -> QueryResult<()> {
+        for user_org in Self::find_by_org(&org_uuid, &conn) {
+            user_org.delete(&conn)?;
         }
+        Ok(())
     }
 
     pub fn has_full_access(self) -> bool {