diff --git a/src/abstractions/api.service.ts b/src/abstractions/api.service.ts
index 6600b8ccbb..07cc8118d0 100644
--- a/src/abstractions/api.service.ts
+++ b/src/abstractions/api.service.ts
@@ -16,6 +16,11 @@ import { ImportDirectoryRequest } from '../models/request/importDirectoryRequest
 import { ImportOrganizationCiphersRequest } from '../models/request/importOrganizationCiphersRequest';
 import { KeysRequest } from '../models/request/keysRequest';
 import { OrganizationCreateRequest } from '../models/request/organizationCreateRequest';
+import { OrganizationUserAcceptRequest } from '../models/request/organizationUserAcceptRequest';
+import { OrganizationUserConfirmRequest } from '../models/request/organizationUserConfirmRequest';
+import { OrganizationUserInviteRequest } from '../models/request/organizationUserInviteRequest';
+import { OrganizationUserUpdateGroupsRequest } from '../models/request/organizationUserUpdateGroupsRequest';
+import { OrganizationUserUpdateRequest } from '../models/request/organizationUserUpdateRequest';
 import { PasswordHintRequest } from '../models/request/passwordHintRequest';
 import { PasswordRequest } from '../models/request/passwordRequest';
 import { PasswordVerificationRequest } from '../models/request/passwordVerificationRequest';
@@ -53,7 +58,10 @@ import { IdentityTokenResponse } from '../models/response/identityTokenResponse'
 import { IdentityTwoFactorResponse } from '../models/response/identityTwoFactorResponse';
 import { ListResponse } from '../models/response/listResponse';
 import { OrganizationResponse } from '../models/response/organizationResponse';
-import { OrganizationUserUserDetailsResponse } from '../models/response/organizationUserResponse';
+import {
+    OrganizationUserDetailsResponse,
+    OrganizationUserUserDetailsResponse,
+} from '../models/response/organizationUserResponse';
 import { ProfileResponse } from '../models/response/profileResponse';
 import { SyncResponse } from '../models/response/syncResponse';
 import { TwoFactorAuthenticatorResponse } from '../models/response/twoFactorAuthenticatorResponse';
@@ -138,7 +146,19 @@ export abstract class ApiService {
     deleteGroup: (organizationId: string, id: string) => Promise<any>;
     deleteGroupUser: (organizationId: string, id: string, organizationUserId: string) => Promise<any>;
 
+    getOrganizationUser: (organizationId: string, id: string) => Promise<OrganizationUserDetailsResponse>;
+    getOrganizationUserGroups: (organizationId: string, id: string) => Promise<string[]>;
     getOrganizationUsers: (organizationId: string) => Promise<ListResponse<OrganizationUserUserDetailsResponse>>;
+    postOrganizationUserInvite: (organizationId: string, request: OrganizationUserInviteRequest) => Promise<any>;
+    postOrganizationUserReinvite: (organizationId: string, id: string) => Promise<any>;
+    postOrganizationUserAccept: (organizationId: string, id: string,
+        request: OrganizationUserAcceptRequest) => Promise<any>;
+    postOrganizationUserConfirm: (organizationId: string, id: string,
+        request: OrganizationUserConfirmRequest) => Promise<any>;
+    putOrganizationUser: (organizationId: string, id: string, request: OrganizationUserUpdateRequest) => Promise<any>;
+    putOrganizationUserGroups: (organizationId: string, id: string,
+        request: OrganizationUserUpdateGroupsRequest) => Promise<any>;
+    deleteOrganizationUser: (organizationId: string, id: string) => Promise<any>;
 
     getSync: () => Promise<SyncResponse>;
     postImportDirectory: (organizationId: string, request: ImportDirectoryRequest) => Promise<any>;
diff --git a/src/models/request/organizationUserAcceptRequest.ts b/src/models/request/organizationUserAcceptRequest.ts
new file mode 100644
index 0000000000..acd36a679e
--- /dev/null
+++ b/src/models/request/organizationUserAcceptRequest.ts
@@ -0,0 +1,3 @@
+export class OrganizationUserAcceptRequest {
+    token: string;
+}
diff --git a/src/models/request/organizationUserConfirmRequest.ts b/src/models/request/organizationUserConfirmRequest.ts
new file mode 100644
index 0000000000..c4d233052a
--- /dev/null
+++ b/src/models/request/organizationUserConfirmRequest.ts
@@ -0,0 +1,3 @@
+export class OrganizationUserConfirmRequest {
+    key: string;
+}
diff --git a/src/models/request/organizationUserInviteRequest.ts b/src/models/request/organizationUserInviteRequest.ts
new file mode 100644
index 0000000000..79371e99ed
--- /dev/null
+++ b/src/models/request/organizationUserInviteRequest.ts
@@ -0,0 +1,10 @@
+import { OrganizationUserType } from '../../enums/organizationUserType';
+
+import { SelectionReadOnlyRequest } from './selectionReadOnlyRequest';
+
+export class OrganizationUserInviteRequest {
+    emails: string[] = [];
+    type: OrganizationUserType;
+    accessAll: boolean;
+    collections: SelectionReadOnlyRequest[] = [];
+}
diff --git a/src/models/request/organizationUserUpdateGroupsRequest.ts b/src/models/request/organizationUserUpdateGroupsRequest.ts
new file mode 100644
index 0000000000..0d7805ccdf
--- /dev/null
+++ b/src/models/request/organizationUserUpdateGroupsRequest.ts
@@ -0,0 +1,3 @@
+export class OrganizationUserUpdateGroupsRequest {
+    groupIds: string[] = [];
+}
diff --git a/src/models/request/organizationUserUpdateRequest.ts b/src/models/request/organizationUserUpdateRequest.ts
new file mode 100644
index 0000000000..7b8c9cd237
--- /dev/null
+++ b/src/models/request/organizationUserUpdateRequest.ts
@@ -0,0 +1,9 @@
+import { OrganizationUserType } from '../../enums/organizationUserType';
+
+import { SelectionReadOnlyRequest } from './selectionReadOnlyRequest';
+
+export class OrganizationUserUpdateRequest {
+    type: OrganizationUserType;
+    accessAll: boolean;
+    collections: SelectionReadOnlyRequest[] = [];
+}
diff --git a/src/services/api.service.ts b/src/services/api.service.ts
index 54a34f2d0d..4a72e469ad 100644
--- a/src/services/api.service.ts
+++ b/src/services/api.service.ts
@@ -22,6 +22,11 @@ import { ImportDirectoryRequest } from '../models/request/importDirectoryRequest
 import { ImportOrganizationCiphersRequest } from '../models/request/importOrganizationCiphersRequest';
 import { KeysRequest } from '../models/request/keysRequest';
 import { OrganizationCreateRequest } from '../models/request/organizationCreateRequest';
+import { OrganizationUserAcceptRequest } from '../models/request/organizationUserAcceptRequest';
+import { OrganizationUserConfirmRequest } from '../models/request/organizationUserConfirmRequest';
+import { OrganizationUserInviteRequest } from '../models/request/organizationUserInviteRequest';
+import { OrganizationUserUpdateGroupsRequest } from '../models/request/organizationUserUpdateGroupsRequest';
+import { OrganizationUserUpdateRequest } from '../models/request/organizationUserUpdateRequest';
 import { PasswordHintRequest } from '../models/request/passwordHintRequest';
 import { PasswordRequest } from '../models/request/passwordRequest';
 import { PasswordVerificationRequest } from '../models/request/passwordVerificationRequest';
@@ -60,7 +65,10 @@ import { IdentityTokenResponse } from '../models/response/identityTokenResponse'
 import { IdentityTwoFactorResponse } from '../models/response/identityTwoFactorResponse';
 import { ListResponse } from '../models/response/listResponse';
 import { OrganizationResponse } from '../models/response/organizationResponse';
-import { OrganizationUserUserDetailsResponse } from '../models/response/organizationUserResponse';
+import {
+    OrganizationUserDetailsResponse,
+    OrganizationUserUserDetailsResponse,
+} from '../models/response/organizationUserResponse';
 import { ProfileResponse } from '../models/response/profileResponse';
 import { SyncResponse } from '../models/response/syncResponse';
 import { TwoFactorAuthenticatorResponse } from '../models/response/twoFactorAuthenticatorResponse';
@@ -444,11 +452,54 @@ export class ApiService implements ApiServiceAbstraction {
 
     // Organization User APIs
 
+    async getOrganizationUser(organizationId: string, id: string): Promise<OrganizationUserDetailsResponse> {
+        const r = await this.send('GET', '/organizations/' + organizationId + '/users/' + id, null, true, true);
+        return new OrganizationUserDetailsResponse(r);
+    }
+
+    async getOrganizationUserGroups(organizationId: string, id: string): Promise<string[]> {
+        const r = await this.send('GET', '/organizations/' + organizationId + '/users/' + id + '/groups',
+            null, true, true);
+        return r;
+    }
+
     async getOrganizationUsers(organizationId: string): Promise<ListResponse<OrganizationUserUserDetailsResponse>> {
         const r = await this.send('GET', '/organizations/' + organizationId + '/users', null, true, true);
         return new ListResponse(r, OrganizationUserUserDetailsResponse);
     }
 
+    postOrganizationUserInvite(organizationId: string, request: OrganizationUserInviteRequest): Promise<any> {
+        return this.send('POST', '/organizations/' + organizationId + '/users/invite', request, true, false);
+    }
+
+    postOrganizationUserReinvite(organizationId: string, id: string): Promise<any> {
+        return this.send('POST', '/organizations/' + organizationId + '/users/' + id + '/reinvite', null, true, false);
+    }
+
+    postOrganizationUserAccept(organizationId: string, id: string,
+        request: OrganizationUserAcceptRequest): Promise<any> {
+        return this.send('POST', '/organizations/' + organizationId + '/users/' + id + '/accept', request, true, false);
+    }
+
+    postOrganizationUserConfirm(organizationId: string, id: string,
+        request: OrganizationUserConfirmRequest): Promise<any> {
+        return this.send('POST', '/organizations/' + organizationId + '/users/' + id + '/confirm',
+            request, true, false);
+    }
+
+    putOrganizationUser(organizationId: string, id: string, request: OrganizationUserUpdateRequest): Promise<any> {
+        return this.send('PUT', '/organizations/' + organizationId + '/users/' + id, request, true, false);
+    }
+
+    putOrganizationUserGroups(organizationId: string, id: string,
+        request: OrganizationUserUpdateGroupsRequest): Promise<any> {
+        return this.send('PUT', '/organizations/' + organizationId + '/users/' + id + '/groups', request, true, false);
+    }
+
+    deleteOrganizationUser(organizationId: string, id: string): Promise<any> {
+        return this.send('DELETE', '/organizations/' + organizationId + '/users/' + id, null, true, false);
+    }
+
     // Sync APIs
 
     async getSync(): Promise<SyncResponse> {