diff --git a/app/services/org_selection/search_service.rb b/app/services/org_selection/search_service.rb
index 67aa023c5d..0f3a0aa201 100644
--- a/app/services/org_selection/search_service.rb
+++ b/app/services/org_selection/search_service.rb
@@ -11,7 +11,7 @@ class << self
       def search_combined(search_term:)
         return [] unless search_term.present? && search_term.length > 2
 
-        orgs = local_search(search_term: search_term)
+        orgs = local_search(search_term: search_term, managed_orgs_only: true)
         orgs = [] unless orgs.present?
         # If we got an exact match out of the database then skip the
         # external searches
@@ -62,15 +62,17 @@ def name_without_alias(name:)
 
       def expiry
         expiration = Rails.configuration.x.cache.org_selection_expiration
-        expiration.present? ? expiration : 1.day
+        expiration.present? ? expiration : 1.hour
       end
 
-      def local_search(search_term:)
+      def local_search(search_term:, managed_orgs_only: false)
         return [] unless search_term.present?
 
-        Rails.cache.fetch(['org_selection-local', search_term], expires_in: expiry) do
-          Org.includes(identifiers: :identifier_scheme)
-             .search(name_without_alias(name: search_term)).to_a
+        cache_key = ['org_selection-local', search_term, managed_orgs_only]
+        Rails.cache.fetch(cache_key, expires_in: expiry) do
+          scope = Org.includes(identifiers: :identifier_scheme)
+          scope = scope.where(managed: true) if managed_orgs_only
+          scope.search(name_without_alias(name: search_term)).to_a
         end
       end
 
diff --git a/config/initializers/_dmproadmap.rb b/config/initializers/_dmproadmap.rb
index 23b5fcf13c..69ecd4a950 100644
--- a/config/initializers/_dmproadmap.rb
+++ b/config/initializers/_dmproadmap.rb
@@ -222,7 +222,7 @@ class Application < Rails::Application
     # ---------------------------------------------------- #
 
     # Determines how long to cache results for OrgSelection::SearchService
-    config.x.cache.org_selection_expiration = 86_400
+    config.x.cache.org_selection_expiration = 3600
     # Determines how long to cache results for the ResearchProjectsController
     config.x.cache.research_projects_expiration = 86_400