diff --git a/backend/LexBoxApi/Controllers/LoginController.cs b/backend/LexBoxApi/Controllers/LoginController.cs
index 3d4f6d21b..8c6f76e5a 100644
--- a/backend/LexBoxApi/Controllers/LoginController.cs
+++ b/backend/LexBoxApi/Controllers/LoginController.cs
@@ -170,7 +170,7 @@ public async Task<ActionResult<LexAuthUser>> VerifyEmail(
 
         user.Email = loggedInContext.User.Email;
         user.EmailVerified = true;
-        // Guest ussers are promoted to "regular" users once they verify an email address
+        // Guest users are promoted to "regular" users once they verify an email address
         user.CreatedById = null;
         user.UpdateUpdatedDate();
         await lexBoxDbContext.SaveChangesAsync();
diff --git a/backend/LexBoxApi/GraphQL/ProjectMutations.cs b/backend/LexBoxApi/GraphQL/ProjectMutations.cs
index 55e2b8ed5..8d4070514 100644
--- a/backend/LexBoxApi/GraphQL/ProjectMutations.cs
+++ b/backend/LexBoxApi/GraphQL/ProjectMutations.cs
@@ -134,18 +134,16 @@ public record BulkAddProjectMembersResult(List<UserProjectRole> AddedMembers, Li
     [Error<NotFoundException>]
     [Error<InvalidEmailException>]
     [Error<DbError>]
-    [AdminRequired]
     [UseMutationConvention]
     public async Task<BulkAddProjectMembersResult> BulkAddProjectMembers(
+        IPermissionService permissionService,
         LoggedInContext loggedInContext,
         BulkAddProjectMembersInput input,
         LexBoxDbContext dbContext)
     {
-        if (input.ProjectId.HasValue)
-        {
-            var projectExists = await dbContext.Projects.AnyAsync(p => p.Id == input.ProjectId.Value);
-            if (!projectExists) throw new NotFoundException("Project not found", "project");
-        }
+        await permissionService.AssertCanCreateGuestUserInProject(input.ProjectId);
+        var projectExists = await dbContext.Projects.AnyAsync(p => p.Id == input.ProjectId);
+        if (!projectExists) throw new NotFoundException("Project not found", "project");
         List<UserProjectRole> AddedMembers = [];
         List<UserProjectRole> CreatedMembers = [];
         List<UserProjectRole> ExistingMembers = [];
@@ -176,13 +174,10 @@ public async Task<BulkAddProjectMembersResult> BulkAddProjectMembers(
                     CanCreateProjects = false
                 };
                 CreatedMembers.Add(new UserProjectRole(usernameOrEmail, input.Role));
-                if (input.ProjectId.HasValue)
-                {
-                    user.Projects.Add(new ProjectUsers { Role = input.Role, ProjectId = input.ProjectId.Value, UserId = user.Id });
-                }
+                user.Projects.Add(new ProjectUsers { Role = input.Role, ProjectId = input.ProjectId, UserId = user.Id });
                 dbContext.Add(user);
             }
-            else if (input.ProjectId.HasValue)
+            else
             {
                 var userProject = user.Projects.FirstOrDefault(p => p.ProjectId == input.ProjectId);
                 if (userProject is not null)
@@ -193,14 +188,9 @@ public async Task<BulkAddProjectMembersResult> BulkAddProjectMembers(
                 {
                     AddedMembers.Add(new UserProjectRole(user.Username ?? user.Email!, input.Role));
                     // Not yet a member, so add a membership. We don't want to touch existing memberships, which might have other roles
-                    user.Projects.Add(new ProjectUsers { Role = input.Role, ProjectId = input.ProjectId.Value, UserId = user.Id });
+                    user.Projects.Add(new ProjectUsers { Role = input.Role, ProjectId = input.ProjectId, UserId = user.Id });
                 }
             }
-            else
-            {
-                // No project ID specified, user already exists. This is probably part of bulk-adding through the admin dashboard or org page.
-                ExistingMembers.Add(new UserProjectRole(user.Username ?? user.Email!, ProjectRole.Unknown));
-            }
         }
         await dbContext.SaveChangesAsync();
         return new BulkAddProjectMembersResult(AddedMembers, CreatedMembers, ExistingMembers);
diff --git a/backend/LexBoxApi/GraphQL/UserMutations.cs b/backend/LexBoxApi/GraphQL/UserMutations.cs
index 72e92252e..ad9ce2e71 100644
--- a/backend/LexBoxApi/GraphQL/UserMutations.cs
+++ b/backend/LexBoxApi/GraphQL/UserMutations.cs
@@ -34,7 +34,8 @@ public record CreateGuestUserByAdminInput(
         string? Username,
         string Locale,
         string PasswordHash,
-        int PasswordStrength);
+        int PasswordStrength,
+        Guid? OrgId);
 
     [Error<NotFoundException>]
     [Error<DbError>]
@@ -96,8 +97,8 @@ IEmailService emailService
     [Error<DbError>]
     [Error<UniqueValueException>]
     [Error<RequiredException>]
-    [AdminRequired]
     public async Task<LexAuthUser> CreateGuestUserByAdmin(
+        IPermissionService permissionService,
         LoggedInContext loggedInContext,
         CreateGuestUserByAdminInput input,
         LexBoxDbContext dbContext,
@@ -105,6 +106,7 @@ IEmailService emailService
     )
     {
         using var createGuestUserActivity = LexBoxActivitySource.Get().StartActivity("CreateGuestUser");
+        permissionService.AssertCanCreateGuestUserInOrg(input.OrgId);
 
         var hasExistingUser = input.Email is null && input.Username is null
             ? throw new RequiredException("Guest users must have either an email or a username")
@@ -132,6 +134,10 @@ IEmailService emailService
             CanCreateProjects = false
         };
         createGuestUserActivity?.AddTag("app.user.id", userEntity.Id);
+        if (input.OrgId is not null)
+        {
+            userEntity.Organizations.Add(new OrgMember() { OrgId = input.OrgId.Value, Role = OrgRole.User });
+        }
         dbContext.Users.Add(userEntity);
         await dbContext.SaveChangesAsync();
         if (!string.IsNullOrEmpty(input.Email))
diff --git a/backend/LexBoxApi/Models/Project/ProjectMemberInputs.cs b/backend/LexBoxApi/Models/Project/ProjectMemberInputs.cs
index 16a8d56cb..05c339787 100644
--- a/backend/LexBoxApi/Models/Project/ProjectMemberInputs.cs
+++ b/backend/LexBoxApi/Models/Project/ProjectMemberInputs.cs
@@ -4,6 +4,6 @@ namespace LexBoxApi.Models.Project;
 
 public record AddProjectMemberInput(Guid ProjectId, string? UsernameOrEmail, Guid? UserId, ProjectRole Role, bool canInvite);
 
-public record BulkAddProjectMembersInput(Guid? ProjectId, string[] Usernames, ProjectRole Role, string PasswordHash);
+public record BulkAddProjectMembersInput(Guid ProjectId, string[] Usernames, ProjectRole Role, string PasswordHash);
 
 public record ChangeProjectMemberRoleInput(Guid ProjectId, Guid UserId, ProjectRole Role);
diff --git a/backend/LexBoxApi/Services/PermissionService.cs b/backend/LexBoxApi/Services/PermissionService.cs
index 983461be7..83e7aac19 100644
--- a/backend/LexBoxApi/Services/PermissionService.cs
+++ b/backend/LexBoxApi/Services/PermissionService.cs
@@ -141,6 +141,32 @@ public async ValueTask AssertCanManageProjectMemberRole(Guid projectId, Guid use
             throw new UnauthorizedAccessException("Not allowed to change own project role.");
     }
 
+    public async ValueTask<bool> CanCreateGuestUserInProject(Guid projectId)
+    {
+        if (User is null) return false;
+        if (User.Role == UserRole.admin) return true;
+        return await ManagesOrgThatOwnsProject(projectId);
+    }
+
+    public async ValueTask AssertCanCreateGuestUserInProject(Guid projectId)
+    {
+        if (!await CanCreateGuestUserInProject(projectId)) throw new UnauthorizedAccessException();
+    }
+
+    public bool CanCreateGuestUserInOrg(Guid? orgId)
+    {
+        if (User is null) return false;
+        if (User.Role == UserRole.admin) return true;
+        // Site admins can create guest users even with no org, anyone else (like org admins) must specify an org ID
+        if (orgId is null) return false;
+        return CanEditOrg(orgId.Value);
+    }
+
+    public void AssertCanCreateGuestUserInOrg(Guid? orgId)
+    {
+        if (!CanCreateGuestUserInOrg(orgId)) throw new UnauthorizedAccessException();
+    }
+
     public async ValueTask<bool> CanAskToJoinProject(Guid projectId)
     {
         if (User is null) return false;
diff --git a/backend/LexCore/ServiceInterfaces/IPermissionService.cs b/backend/LexCore/ServiceInterfaces/IPermissionService.cs
index f575a4af3..ef1225064 100644
--- a/backend/LexCore/ServiceInterfaces/IPermissionService.cs
+++ b/backend/LexCore/ServiceInterfaces/IPermissionService.cs
@@ -20,6 +20,10 @@ public interface IPermissionService
     ValueTask AssertCanManageProject(Guid projectId);
     ValueTask AssertCanManageProject(string projectCode);
     ValueTask AssertCanManageProjectMemberRole(Guid projectId, Guid userId);
+    ValueTask<bool> CanCreateGuestUserInProject(Guid projectId);
+    ValueTask AssertCanCreateGuestUserInProject(Guid projectId);
+    bool CanCreateGuestUserInOrg(Guid? orgId);
+    void AssertCanCreateGuestUserInOrg(Guid? orgId);
     ValueTask<bool> CanAskToJoinProject(Guid projectId);
     ValueTask<bool> CanAskToJoinProject(string projectCode);
     ValueTask AssertCanAskToJoinProject(Guid projectId);
diff --git a/frontend/schema.graphql b/frontend/schema.graphql
index 3ee3ef5e3..c090efba6 100644
--- a/frontend/schema.graphql
+++ b/frontend/schema.graphql
@@ -254,7 +254,7 @@ type Mutation {
   changeOrgName(input: ChangeOrgNameInput!): ChangeOrgNamePayload! @cost(weight: "10")
   createProject(input: CreateProjectInput!): CreateProjectPayload! @authorize(policy: "VerifiedEmailRequiredPolicy") @cost(weight: "10")
   addProjectMember(input: AddProjectMemberInput!): AddProjectMemberPayload! @cost(weight: "10")
-  bulkAddProjectMembers(input: BulkAddProjectMembersInput!): BulkAddProjectMembersPayload! @authorize(policy: "AdminRequiredPolicy") @cost(weight: "10")
+  bulkAddProjectMembers(input: BulkAddProjectMembersInput!): BulkAddProjectMembersPayload! @cost(weight: "10")
   changeProjectMemberRole(input: ChangeProjectMemberRoleInput!): ChangeProjectMemberRolePayload! @cost(weight: "10")
   askToJoinProject(input: AskToJoinProjectInput!): AskToJoinProjectPayload! @cost(weight: "10")
   changeProjectName(input: ChangeProjectNameInput!): ChangeProjectNamePayload! @cost(weight: "10")
@@ -273,7 +273,7 @@ type Mutation {
   changeUserAccountBySelf(input: ChangeUserAccountBySelfInput!): ChangeUserAccountBySelfPayload! @cost(weight: "10")
   changeUserAccountByAdmin(input: ChangeUserAccountByAdminInput!): ChangeUserAccountByAdminPayload! @authorize(policy: "AdminRequiredPolicy") @cost(weight: "10")
   sendNewVerificationEmailByAdmin(input: SendNewVerificationEmailByAdminInput!): SendNewVerificationEmailByAdminPayload! @authorize(policy: "AdminRequiredPolicy") @cost(weight: "10")
-  createGuestUserByAdmin(input: CreateGuestUserByAdminInput!): CreateGuestUserByAdminPayload! @authorize(policy: "AdminRequiredPolicy") @cost(weight: "10")
+  createGuestUserByAdmin(input: CreateGuestUserByAdminInput!): CreateGuestUserByAdminPayload! @cost(weight: "10")
   deleteUserByAdminOrSelf(input: DeleteUserByAdminOrSelfInput!): DeleteUserByAdminOrSelfPayload! @cost(weight: "10")
   setUserLocked(input: SetUserLockedInput!): SetUserLockedPayload! @authorize(policy: "AdminRequiredPolicy") @cost(weight: "10")
 }
@@ -441,10 +441,8 @@ type Query {
   projectsInMyOrg(input: ProjectsInMyOrgInput! where: ProjectFilterInput @cost(weight: "10") orderBy: [ProjectSortInput!] @cost(weight: "10")): [Project!]! @cost(weight: "10")
   projectById(projectId: UUID!): Project @cost(weight: "10")
   projectByCode(code: String!): Project @cost(weight: "10")
-  draftProjectByCode(code: String!): DraftProject @authorize(policy: "AdminRequiredPolicy") @cost(weight: "10")
   orgs(where: OrganizationFilterInput @cost(weight: "10") orderBy: [OrganizationSortInput!] @cost(weight: "10")): [Organization!]! @cost(weight: "10")
   myOrgs(where: OrganizationFilterInput @cost(weight: "10") orderBy: [OrganizationSortInput!] @cost(weight: "10")): [Organization!]! @cost(weight: "10")
-  usersInMyOrg(skip: Int take: Int where: UserFilterInput @cost(weight: "10") orderBy: [UserSortInput!] @cost(weight: "10")): UsersInMyOrgCollectionSegment @listSize(assumedSize: 1000, slicingArguments: [ "take" ], sizedFields: [ "items" ]) @cost(weight: "10")
   usersICanSee(skip: Int take: Int where: UserFilterInput @cost(weight: "10") orderBy: [UserSortInput!] @cost(weight: "10")): UsersICanSeeCollectionSegment @listSize(assumedSize: 1000, slicingArguments: [ "take" ], sizedFields: [ "items" ]) @cost(weight: "10")
   orgById(orgId: UUID!): OrgById @cost(weight: "10")
   users(skip: Int take: Int where: UserFilterInput @cost(weight: "10") orderBy: [UserSortInput!] @cost(weight: "10")): UsersCollectionSegment @authorize(policy: "AdminRequiredPolicy") @listSize(assumedSize: 1000, slicingArguments: [ "take" ], sizedFields: [ "items" ]) @cost(weight: "10")
@@ -575,15 +573,6 @@ type UsersICanSeeCollectionSegment {
   totalCount: Int! @cost(weight: "10")
 }
 
-"A segment of a collection."
-type UsersInMyOrgCollectionSegment {
-  "Information to aid in pagination."
-  pageInfo: CollectionSegmentInfo!
-  "A flattened list of the items."
-  items: [User!]
-  totalCount: Int! @cost(weight: "10")
-}
-
 union AddProjectMemberError = NotFoundError | DbError | ProjectMembersMustBeVerified | ProjectMembersMustBeVerifiedForRole | ProjectMemberInvitedByEmail | InvalidEmailError | AlreadyExistsError
 
 union AddProjectToOrgError = DbError | NotFoundError
@@ -684,7 +673,7 @@ input BulkAddOrgMembersInput {
 }
 
 input BulkAddProjectMembersInput {
-  projectId: UUID
+  projectId: UUID!
   usernames: [String!]!
   role: ProjectRole!
   passwordHash: String!
@@ -738,6 +727,7 @@ input CreateGuestUserByAdminInput {
   locale: String!
   passwordHash: String!
   passwordStrength: Int!
+  orgId: UUID
 }
 
 input CreateOrganizationInput {
diff --git a/frontend/src/lib/gql/gql-client.ts b/frontend/src/lib/gql/gql-client.ts
index caf3f7e05..f2ebe2ac2 100644
--- a/frontend/src/lib/gql/gql-client.ts
+++ b/frontend/src/lib/gql/gql-client.ts
@@ -37,6 +37,7 @@ import {
   type MutationBulkAddProjectMembersArgs,
   type MutationChangeOrgMemberRoleArgs,
   type MutationChangeUserAccountBySelfArgs,
+  type MutationCreateGuestUserByAdminArgs,
   type MutationCreateOrganizationArgs,
   type MutationCreateProjectArgs,
   type MutationDeleteDraftProjectArgs,
@@ -95,8 +96,11 @@ function createGqlClient(_gqlEndpoint?: string): Client {
               cache.invalidate({__typename: 'User', id: args.input.userId});
             },
             bulkAddProjectMembers: (result, args: MutationBulkAddProjectMembersArgs, cache, _info) => {
-              if (args.input.projectId) {
-                cache.invalidate({__typename: 'Project', id: args.input.projectId});
+              cache.invalidate({__typename: 'Project', id: args.input.projectId});
+            },
+            createGuestUserByAdmin: (result, args: MutationCreateGuestUserByAdminArgs, cache, _info) => {
+              if (args.input.orgId) {
+                cache.invalidate({__typename: 'OrgById', id: args.input.orgId});
               }
             },
             createOrganization: (result: CreateOrgMutation, args: MutationCreateOrganizationArgs, cache, _info) => {
diff --git a/frontend/src/lib/user.ts b/frontend/src/lib/user.ts
index eb7ae5e8c..cbd14a2a8 100644
--- a/frontend/src/lib/user.ts
+++ b/frontend/src/lib/user.ts
@@ -120,13 +120,14 @@ export function register(password: string, passwordStrength: number, name: strin
 export function acceptInvitation(password: string, passwordStrength: number, name: string, email: string, locale: string, turnstileToken: string): Promise<RegisterResponse> {
   return createUser('/api/User/acceptInvitation', password, passwordStrength, name, email, locale, turnstileToken);
 }
-export async function createGuestUserByAdmin(password: string, passwordStrength: number, name: string, email: string, locale: string, _turnstileToken: string): Promise<RegisterResponse> {
+export async function createGuestUserByAdmin(password: string, passwordStrength: number, name: string, email: string, locale: string, _turnstileToken: string, orgId?: string): Promise<RegisterResponse> {
   const passwordHash = await hash(password);
   const gqlInput: CreateGuestUserByAdminInput = {
     passwordHash,
     passwordStrength,
     name,
     locale,
+    orgId,
   };
   if (email.includes('@')) {
     gqlInput.email = email;
diff --git a/frontend/src/routes/(authenticated)/org/[org_id]/+page.svelte b/frontend/src/routes/(authenticated)/org/[org_id]/+page.svelte
index 9417d1d4e..b6214748f 100644
--- a/frontend/src/routes/(authenticated)/org/[org_id]/+page.svelte
+++ b/frontend/src/routes/(authenticated)/org/[org_id]/+page.svelte
@@ -25,6 +25,10 @@
   import BulkAddOrgMembers from './BulkAddOrgMembers.svelte';
   import Dropdown from '$lib/components/Dropdown.svelte';
   import AddMyProjectsToOrgModal from './AddMyProjectsToOrgModal.svelte';
+  import CreateUserModal from '$lib/components/Users/CreateUserModal.svelte';
+  import {createGuestUserByAdmin, type LexAuthUser} from '$lib/user';
+  import {Duration} from '$lib/util/time';
+  import IconButton from '$lib/components/IconButton.svelte';
 
   export let data: PageData;
   $: user = data.user;
@@ -63,6 +67,8 @@
     await addOrgMemberModal.openModal();
   }
 
+  let bulkAddMembersModal: BulkAddOrgMembers;
+
   let changeMemberRoleModal: ChangeOrgMemberRoleModal;
   async function openChangeMemberRoleModal(member: OrgUser): Promise<void> {
     await changeMemberRoleModal.open({
@@ -113,6 +119,15 @@
       await goto('/');
     }
   }
+
+  function createGuestUser(password: string, passwordStrength: number, name: string, email: string, locale: string, _turnstileToken: string): ReturnType<typeof createGuestUserByAdmin> {
+    return createGuestUserByAdmin(password, passwordStrength, name, email, locale, _turnstileToken, org.id);
+  }
+
+  let createUserModal: CreateUserModal;
+  function onUserCreated(user: LexAuthUser): void {
+    notifySuccess($t('admin_dashboard.notifications.user_created', { name: user.name }), Duration.Long);
+  }
 </script>
 
 <PageBreadcrumb href="/org/list">{$t('org.table.title')}</PageBreadcrumb>
@@ -123,13 +138,33 @@
       <AddMyProjectsToOrgModal {user} {org} />
     {/if}
     {#if canManage}
-      <Button variant="btn-success"
+    <div class="join gap-x-0.5">
+      <Button variant="btn-success" class="join-item"
         on:click={openAddOrgMemberModal}>
         {$t('org_page.add_user.add_button')}
         <span class="i-mdi-account-plus-outline text-2xl" />
       </Button>
-      <AddOrgMemberModal bind:this={addOrgMemberModal} {org} />
-      <BulkAddOrgMembers orgId={org.id} />
+      <Dropdown>
+        <IconButton icon="i-mdi-menu-down" variant="btn-success" join outline={false} />
+        <ul slot="content" class="menu">
+          <li>
+            <button class="whitespace-nowrap" on:click={() => bulkAddMembersModal.open()}>
+              {$t('org_page.bulk_add_members.add_button')}
+              <Icon icon="i-mdi-account-multiple-plus-outline" />
+            </button>
+          </li>
+          <li>
+            <button class="whitespace-nowrap" on:click={() => createUserModal.open()}>
+              {$t('admin_dashboard.create_user_modal.create_user')}
+              <Icon icon="i-mdi-plus" />
+            </button>
+          </li>
+        </ul>
+      </Dropdown>
+    </div>
+    <CreateUserModal handleSubmit={createGuestUser} on:submitted={(e) => onUserCreated(e.detail)} bind:this={createUserModal}/>
+    <AddOrgMemberModal bind:this={addOrgMemberModal} {org} />
+    <BulkAddOrgMembers bind:this={bulkAddMembersModal} orgId={org.id} />
     {/if}
   </svelte:fragment>
   <div slot="title" class="max-w-full flex items-baseline flex-wrap">
diff --git a/frontend/src/routes/(authenticated)/org/[org_id]/BulkAddOrgMembers.svelte b/frontend/src/routes/(authenticated)/org/[org_id]/BulkAddOrgMembers.svelte
index b3a03a145..2fb829259 100644
--- a/frontend/src/routes/(authenticated)/org/[org_id]/BulkAddOrgMembers.svelte
+++ b/frontend/src/routes/(authenticated)/org/[org_id]/BulkAddOrgMembers.svelte
@@ -1,5 +1,4 @@
 <script lang="ts">
-  import Button from '$lib/forms/Button.svelte';
   import { DialogResponse, FormModal, type FormSubmitReturn } from '$lib/components/modals';
   import { TextArea, isEmail } from '$lib/forms';
   import { OrgRole, type BulkAddOrgMembersResult } from '$lib/gql/types';
@@ -46,7 +45,7 @@
     }
   }
 
-  async function openModal(): Promise<void> {
+  export async function open(): Promise<void> {
     currentStep = BulkAddSteps.Add;
     const { response } = await formModal.open(undefined, async (state) => {
       const usernames = state.usernamesText.currentValue
@@ -79,11 +78,6 @@
   }
 </script>
 
-<Button variant="btn-success" on:click={openModal}>
-  {$t('org_page.bulk_add_members.add_button')}
-  <span class="i-mdi-account-multiple-plus-outline text-2xl" />
-</Button>
-
 <FormModal bind:this={formModal} {schema} let:errors>
     <span slot="title">
       {$t('org_page.bulk_add_members.modal_title')}