diff --git a/app/components/log_summary_component.html.erb b/app/components/log_summary_component.html.erb
index 65d2fc045..8093c65c3 100644
--- a/app/components/log_summary_component.html.erb
+++ b/app/components/log_summary_component.html.erb
@@ -37,16 +37,18 @@
       <% end %>
 
       <% if current_user.support? %>
-        <% if log.owning_organisation or log.managing_organisation %>
+        <% if log.owning_organisation %>
           <dl class="app-metadata">
             <div class="app-metadata__item">
               <dt class="app-metadata__term">Owned by</dt>
               <dd class="app-metadata__definition"><%= log.owning_organisation&.name %></dd>
             </div>
-            <div class="app-metadata__item">
-              <dt class="app-metadata__term">Managed by</dt>
-              <dd class="app-metadata__definition"><%= log.managing_organisation&.name %></dd>
-            </div>
+            <% if log.managing_organisation %>
+              <div class="app-metadata__item">
+                <dt class="app-metadata__term">Managed by</dt>
+                <dd class="app-metadata__definition"><%= log.managing_organisation&.name %></dd>
+              </div>
+            <% end %>
           </dl>
         <% end %>
       <% end %>
diff --git a/app/models/organisation.rb b/app/models/organisation.rb
index 0bf47eb76..395287f25 100644
--- a/app/models/organisation.rb
+++ b/app/models/organisation.rb
@@ -3,7 +3,6 @@ class Organisation < ApplicationRecord
   has_many :owned_lettings_logs, class_name: "LettingsLog", foreign_key: "owning_organisation_id", dependent: :delete_all
   has_many :managed_lettings_logs, class_name: "LettingsLog", foreign_key: "managing_organisation_id"
   has_many :owned_sales_logs, class_name: "SalesLog", foreign_key: "owning_organisation_id", dependent: :delete_all
-  has_many :managed_sales_logs, class_name: "SalesLog", foreign_key: "managing_organisation_id"
   has_many :data_protection_confirmations
   has_many :organisation_rent_periods
   has_many :owned_schemes, class_name: "Scheme", foreign_key: "owning_organisation_id", dependent: :delete_all
diff --git a/app/models/user.rb b/app/models/user.rb
index 6126e7004..2eaa16df6 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -10,7 +10,6 @@ class User < ApplicationRecord
   has_many :owned_lettings_logs, through: :organisation
   has_many :managed_lettings_logs, through: :organisation
   has_many :owned_sales_logs, through: :organisation
-  has_many :managed_sales_logs, through: :organisation
   has_many :legacy_users
 
   validates :name, presence: true
diff --git a/db/migrate/20230110094518_remove_managing_organisation_id_from_sales_logs.rb b/db/migrate/20230110094518_remove_managing_organisation_id_from_sales_logs.rb
new file mode 100644
index 000000000..b2aa71d76
--- /dev/null
+++ b/db/migrate/20230110094518_remove_managing_organisation_id_from_sales_logs.rb
@@ -0,0 +1,13 @@
+class RemoveManagingOrganisationIdFromSalesLogs < ActiveRecord::Migration[7.0]
+  def up
+    change_table :sales_logs, bulk: true do |t|
+      t.remove :managing_organisation_id
+    end
+  end
+
+  def down
+    change_table :sales_logs, bulk: true do |t|
+      t.column :managing_organisation_id, :bigint
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 31f16f79d..2d5e6502f 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2023_01_09_160738) do
+ActiveRecord::Schema[7.0].define(version: 2023_01_10_094518) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -352,7 +352,6 @@ ActiveRecord::Schema[7.0].define(version: 2023_01_09_160738) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.bigint "owning_organisation_id"
-    t.bigint "managing_organisation_id"
     t.bigint "created_by_id"
     t.string "purchid"
     t.integer "type"
@@ -471,8 +470,8 @@ ActiveRecord::Schema[7.0].define(version: 2023_01_09_160738) do
     t.integer "hoday"
     t.integer "homonth"
     t.integer "hoyear"
+    t.integer "extrabor"
     t.index ["created_by_id"], name: "index_sales_logs_on_created_by_id"
-    t.index ["managing_organisation_id"], name: "index_sales_logs_on_managing_organisation_id"
     t.index ["owning_organisation_id"], name: "index_sales_logs_on_owning_organisation_id"
     t.index ["updated_by_id"], name: "index_sales_logs_on_updated_by_id"
   end
diff --git a/spec/requests/sales_logs_controller_spec.rb b/spec/requests/sales_logs_controller_spec.rb
index 65b3f94ef..150997423 100644
--- a/spec/requests/sales_logs_controller_spec.rb
+++ b/spec/requests/sales_logs_controller_spec.rb
@@ -119,7 +119,7 @@ RSpec.describe SalesLogsController, type: :request do
         it "does have organisation values" do
           get "/sales-logs", headers: headers, params: {}
           expect(page).to have_content("Owned by")
-          expect(page).to have_content("Managed by")
+          expect(page).not_to have_content("Managed by")
         end
 
         it "shows sales logs for all organisations" do