--- title: "Connect MailUp to UK Companies House - APIANT.ai" description: "When \"New Email Message in List\" fires in MailUp, your agent runs \"Get filing history item\" in UK Companies House." canonical: "https://apiant.ai/connect/mailup-to-uk-companies-house" --- # Connect MailUp to UK Companies House When **New Email Message in List** fires in [MailUp](https://apiant.ai/connections/mailup), your agent runs **Get filing history item** in [UK Companies House](https://apiant.ai/connections/uk-companies-house). Describe the whole flow and it is built, tested on every scenario and kept running. MailUp **4** triggers MailUp **25** actions UK Companies House **12** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want MailUp and UK Companies House to do together? Give your AI client this address. `https://mcp.apiant.ai` One connection does both: ask your client to act in an app once, or have it build an automation that keeps running. Any client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser. ### Set it up in your client ### Claude Code Run this in the directory you want to work in. `claude mcp add --transport http -s project apiant-ai https://mcp.apiant.ai` Start Claude Code there, approve the server, and sign in in the browser page it opens. [Claude Code guide (opens in a new tab)](https://apiant.ai/docs/mcp/claude-code) ### Claude, web and desktop Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Cursor Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser. 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[Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) Example flows ## What MailUp can start in UK Companies House - When **New Email Message in List** in MailUp then **Get filing history item** in UK Companies House - When **New Group** in MailUp then **Find companies by name** in UK Companies House Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships. Everything your agent can do with MailUp and UK Companies House ## Triggers and actions 4 triggers · 37 actions - Trigger **New Email Message in List** A new email message was created in the list. MailUp is a multi-list environment and messages are list-specific. - Trigger **New Group** New group added to the specified list. MailUp is a multi-list environment and groups are list-specific. - Trigger **New Recipient Subscribed** There is a new subscriber in the specified list. MailUp is a multi-list environment. - Trigger **New Recipient Unsubscribed** A recipient unsubscribed from the specified list. MailUp is a multi-list environment. - Action **Add list** Create a new list. POST Console/List - Action **Add Recipient to Group** Add recipient to the specified group on the list. - Action **Add Recipient to List** Adds a new recipient to the specified list as a subscriber. - Action **Create New Email Message** Create a new email message on the specified list. - Action **Create New Group** Add a new group to the specified list. MailUp is a multi-list environment. - Action **Delete email message** Delete an email message. DELETE Console/List/{id_List}/Email/{id_Message} - Action **Delete group** Delete a group in a list. DELETE Console/List/{id_List}/Group/{id_Group} - Action **Delete list** Delete a list. DELETE Console/List/{id_List} - Action **Get email message** Retrieve email message details. GET Console/List/{id_List}/Email/{id_Message} - Action **Get list** Retrieve list details by id. GET Console/List/{id_List} - Action **List email messages** Retrieve email messages of a list. GET Console/List/{id_List}/Emails - Action **List Email Message Sendings** lists the sendings (send tasks, with recipients count and status) created for an email message. - Action **List Group Recipients** Lists the recipients in a MailUp group (GET Console/Group/{id_group}/Recipients), with id, email, name and personal data fields. - Action **List groups** Retrieve groups of a list. GET Console/List/{id_List}/Groups - Action **List lists** Retrieve the console's lists. GET Console/List on services.mailup.com/API/v1.1/Rest/ConsoleService.svc - Action **List subscribed recipients** Retrieve subscribed recipients of a list. GET Console/List/{id_List}/Recipients/Subscribed - Action **Remove recipient from group** Unsubscribe a recipient from a group. DELETE Console/Group/{id_Group}/Unsubscribe/{id_Recipient} - Action **Remove Recipient From List** This method unsubscribe the given recipient from the specified list. - Action **Send Message to Email Address** Sends the specified message (previously created in MailUp in the specified List) to the email address specified. - Action **Send Message to Group** Send a message to a predefined group in the specified list. - Action **Send message to list** Send an email message to all recipients of a list. POST Console/List/{id_List}/Email/{id_Message}/Send - Action **Unsubscribe recipient from list** Unsubscribe a recipient from a list. DELETE Console/List/{id_List}/Unsubscribe/{id_Recipient} - Action **Update email message** Modify an email message. PUT Console/List/{id_List}/Email/{id_Message} - Action **Update group** Modify a group in a list. PUT Console/List/{id_List}/Group/{id_Group} - Action **Update list** Modify details of a list. PUT Console/List/{id_List} - Action **Find companies by name** Returns UK companies whose name matches the search term, with company number, status and registered address. - Action **Find companies with advanced search** Returns UK companies matching advanced criteria such as name, status, type, location, SIC codes and incorporation or dissolution dates. - Action **Find officers by name** Searches Companies House for company officers whose name matches the search term. - Action **Get company insolvency** Returns the insolvency cases recorded against a UK company, including case types, dates and appointed practitioners. - Action **Get company profile** Returns the basic profile of a UK company: name, status, type, incorporation date, registered office address, SIC codes and filing details. - Action **Get filing history item** Returns a single filing history item for a company, such as an accounts or confirmation statement filing, including its date, category, description and document links. - Action **Get registered office address** Returns the current registered office address of a UK company registered with Companies House. - Action **List charges** Returns the list of charges (mortgages and securities) registered against a UK company. - Action **List company officers** Returns the officers (directors, secretaries, LLP members) of a UK company registered at Companies House. - Action **List filing history** Returns the filing history of a UK company — the documents it has filed with Companies House, such as accounts and confirmation statements. - Action **List officer appointments** Returns every company appointment held by a Companies House officer, such as directorships and secretary roles. - Action **List persons with significant control** Returns the persons with significant control (individuals, corporate entities and legal persons) registered for a UK company. ## Each app on its own - [ **MailUp** MailUp is your complete email delivery solution.](https://apiant.ai/connections/mailup) - [ **UK Companies House** UK Companies House Data from the UK government](https://apiant.ai/connections/uk-companies-house) Reviews ## What our customers say ## More from MailUp - [ **MailUp to SendPulse** SendPulse is an Integrated messaging platform providing user communication on all devices with Emails, SMS...](https://apiant.ai/connect/mailup-to-sendpulse) - [ **MailUp to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/mailup-to-salesforce) - [ **MailUp to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/mailup-to-slack) - [ **MailUp to Stripe** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/mailup-to-stripe) - [ **MailUp to Shopify** Shopify is a commerce platform for online stores and retail point-of-sale.](https://apiant.ai/connect/mailup-to-shopify) - [ **MailUp to QuickBooks Online** QuickBooks Online accounting — manage customers, invoices, bills, payments, vendors, expenses, and more via...](https://apiant.ai/connect/mailup-to-quickbooks-online) ## More into UK Companies House - [ **HubSpot to UK Companies House** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-uk-companies-house) - [ **Salesforce to UK Companies House** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-uk-companies-house) - [ **Slack to UK Companies House** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-uk-companies-house) - [ **Google Sheets to UK Companies House** Google Sheets](https://apiant.ai/connect/google-sheets-to-uk-companies-house) - [ **Gmail to UK Companies House** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-uk-companies-house) - [ **Google Calendar to UK Companies House** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-uk-companies-house) Questions ## MailUp and UK Companies House, answered ### ### What can start an automation from MailUp? Any of MailUp's 4 triggers in the catalog, including New Email Message in List, New Group, New Recipient Subscribed and New Recipient Unsubscribed. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in UK Companies House when something happens in MailUp? Any of UK Companies House's 12 actions, including Find companies by name, Find companies with advanced search, Find officers by name and Get company insolvency. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from UK Companies House to MailUp? UK Companies House has no triggers in the catalog today, so automations start in MailUp. If you need the other direction, ask: your agent reads UK Companies House's API documentation and adds it. ### ### Do I have to build a connector for MailUp or UK Companies House? No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running. ### ### Can my AI client use MailUp and UK Companies House without building an automation? Yes. With your AI client connected to APIANT, ask it to do something in either app once and it runs that action on the spot. Ask for an automation and your agent builds it, tests every scenario and keeps it running. One connection covers both. ### ### What happens when something fails? Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships. ### ### Is there a free plan? Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.