diff --git a/app/helpers/filters_helper.rb b/app/helpers/filters_helper.rb
index ad9f2c47e..f941f2e65 100644
--- a/app/helpers/filters_helper.rb
+++ b/app/helpers/filters_helper.rb
@@ -84,7 +84,7 @@ module FiltersHelper
     JSON.parse(session[session_name_for(filter_type)])[filter] || ""
   end
 
-  def owning_organisation_csv_filter_options(user)
+  def all_owning_organisation_filter_options(user)
     organisation_options = user.support? ? Organisation.all : ([user.organisation] + user.organisation.stock_owners + user.organisation.absorbed_organisations).uniq
     [OpenStruct.new(id: "", name: "Select an option")] + organisation_options.map { |org| OpenStruct.new(id: org.id, name: org.name) }
   end
diff --git a/app/models/log.rb b/app/models/log.rb
index c095a8276..73f739e83 100644
--- a/app/models/log.rb
+++ b/app/models/log.rb
@@ -53,6 +53,9 @@ class Log < ApplicationRecord
   scope :filter_by_organisation, ->(org, _user = nil) { where(owning_organisation: org).or(where(managing_organisation: org)) }
   scope :filter_by_owning_organisation, ->(owning_organisation, _user = nil) { where(owning_organisation:) }
   scope :filter_by_managing_organisation, ->(managing_organisation, _user = nil) { where(managing_organisation:) }
+  scope :filter_by_user_text_search, ->(param, user) { where(assigned_to: user.support? ? User.search_by(param) : User.affiliated_users(user.organisation).search_by(param)) }
+  scope :filter_by_owning_organisation_text_search, ->(param, _user) { where(owning_organisation: Organisation.search_by(param)) }
+  scope :filter_by_managing_organisation_text_search, ->(param, _user) { where(managing_organisation: Organisation.search_by(param)) }
 
   attr_accessor :skip_update_status, :skip_update_uprn_confirmed, :select_best_address_match, :skip_dpo_validation
 
diff --git a/app/views/filters/owned_by.html.erb b/app/views/filters/owned_by.html.erb
index b90643125..271b68de9 100644
--- a/app/views/filters/owned_by.html.erb
+++ b/app/views/filters/owned_by.html.erb
@@ -9,7 +9,7 @@
           type: "select",
           label: "Owning Organisation",
           category: "owning_organisation",
-          options: owning_organisation_csv_filter_options(current_user),
+          options: all_owning_organisation_filter_options(current_user),
           caption_text: "Organisation name",
         },
       },
diff --git a/app/views/schemes/_scheme_filters.html.erb b/app/views/schemes/_scheme_filters.html.erb
index e53813b18..51687a096 100644
--- a/app/views/schemes/_scheme_filters.html.erb
+++ b/app/views/schemes/_scheme_filters.html.erb
@@ -35,7 +35,7 @@
                   type: "select",
                   label: "Owning Organisation",
                   category: "owning_organisation",
-                  options: owning_organisation_filter_options(current_user, @filter_type),
+                  options: all_owning_organisation_filter_options(current_user),
                 },
               },
             },