diff --git a/app/controllers/v3/apps_controller.rb b/app/controllers/v3/apps_controller.rb
index 015a65e7bca..efc9b28f4c1 100644
--- a/app/controllers/v3/apps_controller.rb
+++ b/app/controllers/v3/apps_controller.rb
@@ -41,7 +41,8 @@ def index
     dataset = if permission_queryer.can_read_globally?
                 AppListFetcher.fetch_all(message, eager_loaded_associations: Presenters::V3::AppPresenter.associated_resources)
               else
-                AppListFetcher.fetch(message, permission_queryer.readable_space_guids, eager_loaded_associations: Presenters::V3::AppPresenter.associated_resources)
+                AppListFetcher.fetch(message, permission_queryer.readable_application_supporter_space_guids,
+eager_loaded_associations: Presenters::V3::AppPresenter.associated_resources)
               end
 
     decorators = []
@@ -68,7 +69,7 @@ def show
 
     app, space, org = AppFetcher.new.fetch(hashed_params[:guid])
 
-    app_not_found! unless app && permission_queryer.can_read_from_space?(space.guid, org.guid)
+    app_not_found! unless app && permission_queryer.untrusted_can_read_from_space?(space.guid, org.guid)
 
     decorators = []
     decorators << IncludeSpaceDecorator if IncludeSpaceDecorator.match?(message.include)
@@ -227,7 +228,7 @@ def builds
     invalid_param!(message.errors.full_messages) unless message.valid?
 
     app, space, org = AppFetcher.new.fetch(hashed_params[:guid])
-    app_not_found! unless app && permission_queryer.can_read_from_space?(space.guid, org.guid)
+    app_not_found! unless app && permission_queryer.untrusted_can_read_from_space?(space.guid, org.guid)
 
     dataset = AppBuildsListFetcher.fetch_all(app.guid, message)
     render status: :ok, json: Presenters::V3::PaginatedListPresenter.new(
diff --git a/app/controllers/v3/builds_controller.rb b/app/controllers/v3/builds_controller.rb
index 53bdc940916..95ca6543f81 100644
--- a/app/controllers/v3/builds_controller.rb
+++ b/app/controllers/v3/builds_controller.rb
@@ -14,7 +14,7 @@ def index
     dataset = if permission_queryer.can_read_globally?
                 BuildListFetcher.fetch_all(message, eager_loaded_associations: Presenters::V3::BuildPresenter.associated_resources)
               else
-                BuildListFetcher.fetch_for_spaces(message, space_guids: permission_queryer.readable_space_guids,
+                BuildListFetcher.fetch_for_spaces(message, space_guids: permission_queryer.readable_space_application_supporter_guids,
                   eager_loaded_associations: Presenters::V3::BuildPresenter.associated_resources)
               end
 
diff --git a/lib/cloud_controller/membership.rb b/lib/cloud_controller/membership.rb
index 4daa52d24ef..e82e1962fb4 100644
--- a/lib/cloud_controller/membership.rb
+++ b/lib/cloud_controller/membership.rb
@@ -90,6 +90,10 @@ def member_guids(roles: [])
           @space_auditor ||=
             @user.audited_spaces_dataset.
             association_join(:organization).map(&:guid)
+        when SPACE_APPLICATION_SUPPORTER
+          @space_application_supporter ||=
+            @user.application_supported_spaces_dataset.
+            association_join(:organization).map(&:guid)
         when ORG_USER
           @org_user ||=
             @user.organizations_dataset.map(&:guid)
diff --git a/lib/cloud_controller/permissions.rb b/lib/cloud_controller/permissions.rb
index c399a1e05ce..08dc9e46ff1 100644
--- a/lib/cloud_controller/permissions.rb
+++ b/lib/cloud_controller/permissions.rb
@@ -135,6 +135,10 @@ def can_read_from_space?(space_guid, org_guid)
     can_read_globally? || membership.has_any_roles?(ROLES_FOR_SPACE_READING, space_guid, org_guid)
   end
 
+  def untrusted_can_read_from_space?(space_guid, org_guid)
+    can_read_globally? || membership.has_any_roles?(ROLES_FOR_SPACE_APPLICATION_SUPPORTER_READING, space_guid, org_guid)
+  end
+
   def can_read_secrets_in_space?(space_guid, org_guid)
     can_read_secrets_globally? ||
       membership.has_any_roles?(ROLES_FOR_SPACE_SECRETS_READING, space_guid, org_guid)
diff --git a/lib/cloud_controller/permissions/queryer.rb b/lib/cloud_controller/permissions/queryer.rb
index a704c81c2ae..7fe591a9c9b 100644
--- a/lib/cloud_controller/permissions/queryer.rb
+++ b/lib/cloud_controller/permissions/queryer.rb
@@ -150,6 +150,10 @@ def can_read_from_space?(space_guid, org_guid)
     end
   end
 
+  def untrusted_can_read_from_space?(space_guid, org_guid)
+    db_permissions.untrusted_can_read_from_space?(space_guid, org_guid)
+  end
+
   def can_read_secrets_in_space?(space_guid, org_guid)
     science 'can_read_secrets_in_space' do |e|
       e.context(space_guid: space_guid, org_guid: org_guid)
diff --git a/spec/request/apps_spec.rb b/spec/request/apps_spec.rb
index 1e708b6bbed..d7f87743564 100644
--- a/spec/request/apps_spec.rb
+++ b/spec/request/apps_spec.rb
@@ -471,11 +471,17 @@
             app_model1_response_object,
           ] }
 
+        h['space_application_supporter'] = {
+          code: 200,
+          response_objects: [
+            app_model1_response_object,
+          ] }
+
         h['no_role'] = { code: 200, response_objects: [] }
         h
       end
 
-      it_behaves_like 'permissions for list endpoint', ALL_PERMISSIONS
+      it_behaves_like 'permissions for list endpoint', ALL_PERMISSIONS + ['space_application_supporter']
     end
 
     describe 'query list parameters' do
@@ -1310,7 +1316,7 @@
         h
       end
 
-      it_behaves_like 'permissions for single object endpoint', ALL_PERMISSIONS
+      it_behaves_like 'permissions for single object endpoint', ALL_PERMISSIONS + ['space_application_supporter']
     end
 
     context 'when the user has permission to view the app' do
@@ -1653,113 +1659,139 @@
     )
     }
     let(:body) do
-      { lifecycle: { type: 'buildpack', data: { buildpacks: ['http://github.com/myorg/awesome-buildpack'],
-                                                stack: 'cflinuxfs3' } } }
+      {
+        lifecycle: {
+          type: 'buildpack',
+          data: {
+            buildpacks: ['http://github.com/myorg/awesome-buildpack'],
+            stack: 'cflinuxfs3'
+          }
+        }
+      }
     end
-    let(:staging_message) { VCAP::CloudController::BuildCreateMessage.new(body) }
-    let(:per_page) { 2 }
-    let(:order_by) { '-created_at' }
+    describe 'permissions' do
+      let(:api_call) do
+        lambda { |headers| get "/v3/apps/#{app_model.guid}/builds", nil, headers }
+      end
+      # TODO: be a more specific on the response content
+      let(:build_response_object) { anything }
+      let(:expected_codes_and_responses) do
+        h = Hash.new(code: 200, response_objects: build_response_object)
+        h['org_auditor'] = { code: 404 }
+        h['org_billing_manager'] = { code: 404 }
+        h['no_role'] = { code: 404 }
+        h
+      end
 
-    before do
-      space.organization.add_user(user)
-      space.add_developer(user)
-      VCAP::CloudController::BuildpackLifecycle.new(package, staging_message).create_lifecycle_data_model(build)
-      VCAP::CloudController::BuildpackLifecycle.new(package, staging_message).create_lifecycle_data_model(second_build)
-      build.update(state: droplet.state, error_description: droplet.error_description)
-      second_build.update(state: second_droplet.state, error_description: second_droplet.error_description)
+      it_behaves_like 'permissions for list endpoint', ALL_PERMISSIONS + ['space_application_supporter']
     end
 
-    it 'lists the builds for app' do
-      get "v3/apps/#{app_model.guid}/builds?order_by=#{order_by}&per_page=#{per_page}", nil, user_header
+    describe 'as a developer' do
+      let(:staging_message) { VCAP::CloudController::BuildCreateMessage.new(body) }
+      let(:per_page) { 2 }
+      let(:order_by) { '-created_at' }
 
-      parsed_response = MultiJson.load(last_response.body)
+      before do
+        space.organization.add_user(user)
+        space.add_developer(user)
+        VCAP::CloudController::BuildpackLifecycle.new(package, staging_message).create_lifecycle_data_model(build)
+        VCAP::CloudController::BuildpackLifecycle.new(package, staging_message).create_lifecycle_data_model(second_build)
+        build.update(state: droplet.state, error_description: droplet.error_description)
+        second_build.update(state: second_droplet.state, error_description: second_droplet.error_description)
+      end
 
-      expect(last_response.status).to eq(200)
-      expect(parsed_response['resources']).to include(hash_including('guid' => build.guid))
-      expect(parsed_response['resources']).to include(hash_including('guid' => second_build.guid))
-      expect(parsed_response).to be_a_response_like({
-                                                        'pagination' => {
-                                                            'total_results' => 2,
-                                                            'total_pages' => 1,
-                                                            'first' => { 'href' => "#{link_prefix}/v3/apps/#{app_model.guid}/builds?order_by=#{order_by}&page=1&per_page=2" },
-                                                            'last' => { 'href' => "#{link_prefix}/v3/apps/#{app_model.guid}/builds?order_by=#{order_by}&page=1&per_page=2" },
-                                                            'next' => nil,
-                                                            'previous' => nil,
-                                                        },
-                                                        'resources' => [
-                                                          {
-                                                              'guid' => build.guid,
-                                                              'created_at' => iso8601,
-                                                              'updated_at' => iso8601,
-                                                              'state' => 'STAGED',
-                                                              'error' => nil,
-                                                              'lifecycle' => {
-                                                                  'type' => 'buildpack',
-                                                                  'data' => {
-                                                                      'buildpacks' => ['http://github.com/myorg/awesome-buildpack'],
-                                                                      'stack' => 'cflinuxfs3',
-                                                                  },
-                                                              },
-                                                              'package' => { 'guid' => package.guid, },
-                                                              'droplet' => {
-                                                                  'guid' => droplet.guid
-                                                              },
-                                                              'relationships' => { 'app' => { 'data' => { 'guid' => app_model.guid } } },
-                                                              'metadata' => { 'labels' => {}, 'annotations' => {} },
-                                                              'links' => {
-                                                                  'self' => { 'href' => "#{link_prefix}/v3/builds/#{build.guid}", },
-                                                                  'app' => { 'href' => "#{link_prefix}/v3/apps/#{package.app.guid}", },
-                                                                  'droplet' => { 'href' => "#{link_prefix}/v3/droplets/#{droplet.guid}", }
-                                                              },
-                                                              'created_by' => { 'guid' => user.guid, 'name' => 'bob the builder', 'email' => 'bob@loblaw.com', }
-                                                          },
-                                                          {
-                                                              'guid' => second_build.guid,
-                                                              'created_at' => iso8601,
-                                                              'updated_at' => iso8601,
-                                                              'state' => 'STAGED',
-                                                              'error' => nil,
-                                                              'lifecycle' => {
-                                                                  'type' => 'buildpack',
-                                                                  'data' => {
-                                                                      'buildpacks' => ['http://github.com/myorg/awesome-buildpack'],
-                                                                      'stack' => 'cflinuxfs3',
-                                                                  },
-                                                              },
-                                                              'package' => { 'guid' => package.guid, },
-                                                              'droplet' => {
-                                                                  'guid' => second_droplet.guid,
-                                                              },
-                                                              'relationships' => { 'app' => { 'data' => { 'guid' => app_model.guid } } },
-                                                              'metadata' => { 'labels' => {}, 'annotations' => {} },
-                                                              'links' => {
-                                                                  'self' => { 'href' => "#{link_prefix}/v3/builds/#{second_build.guid}", },
-                                                                  'app' => { 'href' => "#{link_prefix}/v3/apps/#{package.app.guid}", },
-                                                                  'droplet' => { 'href' => "#{link_prefix}/v3/droplets/#{second_droplet.guid}", }
-                                                              },
-                                                              'created_by' => { 'guid' => user.guid, 'name' => 'bob the builder', 'email' => 'bob@loblaw.com', }
-                                                          },
-                                                        ]
-                                                    })
-    end
+      it 'lists the builds for app' do
+        get "v3/apps/#{app_model.guid}/builds?order_by=#{order_by}&per_page=#{per_page}", nil, user_header
 
-    it_behaves_like 'list_endpoint_with_common_filters' do
-      let(:resource_klass) { VCAP::CloudController::BuildModel }
-      let(:additional_resource_params) { { app: app_model } }
-      let(:api_call) do
-        lambda { |headers, filters| get "/v3/apps/#{app_model.guid}/builds?#{filters}", nil, headers }
+        parsed_response = MultiJson.load(last_response.body)
+
+        expect(last_response.status).to eq(200)
+        expect(parsed_response['resources']).to include(hash_including('guid' => build.guid))
+        expect(parsed_response['resources']).to include(hash_including('guid' => second_build.guid))
+        expect(parsed_response).to be_a_response_like({
+          'pagination' => {
+            'total_results' => 2,
+            'total_pages' => 1,
+            'first' => { 'href' => "#{link_prefix}/v3/apps/#{app_model.guid}/builds?order_by=#{order_by}&page=1&per_page=2" },
+            'last' => { 'href' => "#{link_prefix}/v3/apps/#{app_model.guid}/builds?order_by=#{order_by}&page=1&per_page=2" },
+            'next' => nil,
+            'previous' => nil,
+          },
+          'resources' => [
+            {
+              'guid' => build.guid,
+              'created_at' => iso8601,
+              'updated_at' => iso8601,
+              'state' => 'STAGED',
+              'error' => nil,
+              'lifecycle' => {
+                'type' => 'buildpack',
+                'data' => {
+                  'buildpacks' => ['http://github.com/myorg/awesome-buildpack'],
+                  'stack' => 'cflinuxfs3',
+                },
+              },
+              'package' => { 'guid' => package.guid, },
+              'droplet' => {
+                'guid' => droplet.guid
+              },
+              'relationships' => { 'app' => { 'data' => { 'guid' => app_model.guid } } },
+              'metadata' => { 'labels' => {}, 'annotations' => {} },
+              'links' => {
+                'self' => { 'href' => "#{link_prefix}/v3/builds/#{build.guid}", },
+                'app' => { 'href' => "#{link_prefix}/v3/apps/#{package.app.guid}", },
+                'droplet' => { 'href' => "#{link_prefix}/v3/droplets/#{droplet.guid}", }
+              },
+              'created_by' => { 'guid' => user.guid, 'name' => 'bob the builder', 'email' => 'bob@loblaw.com', }
+            },
+            {
+              'guid' => second_build.guid,
+              'created_at' => iso8601,
+              'updated_at' => iso8601,
+              'state' => 'STAGED',
+              'error' => nil,
+              'lifecycle' => {
+                'type' => 'buildpack',
+                'data' => {
+                  'buildpacks' => ['http://github.com/myorg/awesome-buildpack'],
+                  'stack' => 'cflinuxfs3',
+                },
+              },
+              'package' => { 'guid' => package.guid, },
+              'droplet' => {
+                'guid' => second_droplet.guid,
+              },
+              'relationships' => { 'app' => { 'data' => { 'guid' => app_model.guid } } },
+              'metadata' => { 'labels' => {}, 'annotations' => {} },
+              'links' => {
+                'self' => { 'href' => "#{link_prefix}/v3/builds/#{second_build.guid}", },
+                'app' => { 'href' => "#{link_prefix}/v3/apps/#{package.app.guid}", },
+                'droplet' => { 'href' => "#{link_prefix}/v3/droplets/#{second_droplet.guid}", }
+              },
+              'created_by' => { 'guid' => user.guid, 'name' => 'bob the builder', 'email' => 'bob@loblaw.com', }
+            },
+          ]
+        })
       end
-      let(:headers) { admin_header }
-    end
 
-    it 'filters on label_selector' do
-      VCAP::CloudController::BuildLabelModel.make(key_name: 'fruit', value: 'strawberry', build: build)
+      it_behaves_like 'list_endpoint_with_common_filters' do
+        let(:resource_klass) { VCAP::CloudController::BuildModel }
+        let(:additional_resource_params) { { app: app_model } }
+        let(:api_call) do
+          lambda { |headers, filters| get "/v3/apps/#{app_model.guid}/builds?#{filters}", nil, headers }
+        end
+        let(:headers) { admin_header }
+      end
 
-      get "/v3/apps/#{app_model.guid}/builds?label_selector=fruit=strawberry", {}, user_header
+      it 'filters on label_selector' do
+        VCAP::CloudController::BuildLabelModel.make(key_name: 'fruit', value: 'strawberry', build: build)
 
-      expect(last_response.status).to eq(200)
-      expect(parsed_response['resources'].count).to eq(1)
-      expect(parsed_response['resources'][0]['guid']).to eq(build.guid)
+        get "/v3/apps/#{app_model.guid}/builds?label_selector=fruit=strawberry", {}, user_header
+
+        expect(last_response.status).to eq(200)
+        expect(parsed_response['resources'].count).to eq(1)
+        expect(parsed_response['resources'][0]['guid']).to eq(build.guid)
+      end
     end
   end