JUMP TOIntroductionWelcomeWhat's new in v2.9Intercom APIAdminsIdentify an admingetSet an admin to awayputList all activity logsgetList all adminsgetRetrieve an admingetArticlesList all articlesgetCreate an articlepostRetrieve an articlegetUpdate an articleputDelete an articledeleteHelp CenterList all collectionsgetCreate a collectionpostRetrieve a collectiongetUpdate a collectionputDelete a collectiondeleteList all sectionsgetCreate a sectionpostRetrieve a sectiongetUpdate a sectionputDelete a sectiondeleteCompaniesCreate or Update a companypostRetrieve a companygetRetrieve a company by IDgetUpdate a companyputDelete a companydeleteList attached contactsgetList attached segments for companiesgetList all companiespostScroll over all companiesgetAttach a Contact to a CompanypostDetach a contact from a companydeleteContactsList attached companies for contactgetList attached segments for contactgetList subscriptions for a contactgetList tags attached to a contactgetUpdate a contactputGet a contactgetDelete a contactdeleteMerge a lead and a userpostSearch contactspostList all contactsgetCreate contactpostArchive contactpostUnarchive contactpostNotesList all notesgetCreate a notepostRetrieve a notegetSegmentsList all segmentsgetRetrieve a segmentgetSubscription TypesAdd subscription to a contactpostRemove subscription from a contactdeleteList subscription typesgetTagsAdd tag to a contactpostRemove tag from a contactdeleteAdd tag to a conversationpostRemove tag from a conversationdeleteList all tagsgetCreate or update a tag, Tag or untag companies, Tag contactspostFind a specific taggetDelete tagdeleteConversationsList all conversationsgetCreates a conversationpostRetrieve a conversationgetUpdate a conversationputSearch conversationspostReply to a conversationpostManage a conversationpostRun Assignment Rules on a conversationpostAttach a contact to a conversationpostDetach a contact from a group conversationdeleteRedact a conversation partpostData AttributesList all data attributesgetCreate a data attributepostUpdate a data attributeputData EventsSubmit a data eventpostList all data eventsgetCreate event summariespostData ExportCreate content data exportpostShow content data exportgetCancel content data exportpostDownload content data exportgetMessagesCreate a messagepostNewsList all news itemsgetCreate a news itempostRetrieve a news itemgetUpdate a news itemputDelete a news itemdeleteList all live newsfeed itemsgetList all newsfeedsgetRetrieve a newsfeedgetSwitchCreate a phone SwitchpostTeamsList all teamsgetRetrieve a teamgetTicket Type AttributesCreate a new attribute for a ticket typepostUpdate an existing attribute for a ticket typeputTicket TypesList all ticket typesgetCreate a ticket typepostRetrieve a ticket typegetUpdate a ticket typeputTicketsCreate a ticket replypostCreate a ticketpostUpdate a ticketputRetrieve a ticketgetVisitorsUpdate a visitorputRetrieve a visitor with User IDgetRetrieve a visitor with IDgetDelete a visitordeleteConvert a visitorpostWebhooksWebhook modelsErrorsError ObjectsError CodesHTTP ResponsesRate LimitingModelsThe Admin modelThe Article modelThe Collection modelThe Company modelThe Contact modelThe Conversation modelThe Data Attribute modelThe Data Event modelThe Export Job modelThe Message modelThe News Item modelThe Newsfeed Assignment modelThe Newsfeed modelThe Note modelThe Section modelThe Segment modelThe Subscription Type modelThe Tag modelThe Team modelThe Ticket modelThe Ticket Type Attributes modelThe Ticket Type modelThe Visitor modelAttach a Contact to a Companypost https://api.intercom.io/contacts/{id}/companiesYou can attach a company to a single contact.