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GreatHorn

GreatHorn is a cloud-native email security platform that protects organizations from phishing and business email compromise threats.

Unclaimed Listing.

What this record adds to GreatHorn's own site

GreatHorn's site tells an agent what GreatHorn offers. This record adds what a company can't say about itself: who confirms it, who writes about it, and where it sits among its peers. Every line says where it came from.

Confirmed identity

The website, legal name and four profiles (LinkedIn, X, Facebook, Crunchbase) matched to one company, so an agent knows it has the right GreatHorn.

Market context

Industry, 22 topics, peers and segments from a graph of thousands of companies, refreshed nightly, so an agent can compare without guessing.

Get this record

The same record, four ways in. No key needed to try it.

MCP

Add https://mcp.decisioninsights.ai/api/mcp-public to your agent, then ask about GreatHorn. Or test it now:

curl -X POST https://mcp.decisioninsights.ai/api/mcp-public \
  -H "content-type: application/json" \
  -H "accept: application/json, text/event-stream" \
  -d '{"id":1,"jsonrpc":"2.0","method":"tools/call","params":{"arguments":{"website":"greathorn.com"},"name":"di_get_company"}}'

REST

GET https://api.decisioninsights.ai/api/public/v1/companies/166f7de2-74b8-4441-a802-397e6b6901c6

CLI

di get-company --website greathorn.com

JSON-LD

The schema.org markup this page publishes for search engines and AI agents, exactly as they read it.

[
  {
    "@context": "https://schema.org",
    "@id": "https://decisioninsights.ai/#website",
    "@type": "WebSite",
    "name": "Decision Insights",
    "potentialAction": {
      "@type": "SearchAction",
      "target": {
        "@type": "EntryPoint",
        "urlTemplate": "https://decisioninsights.ai/search/?q={search_term_string}&submit=1"
      }
    },
    "publisher": {
      "@id": "https://decisioninsights.ai/#organization"
    },
    "url": "https://decisioninsights.ai"
  },
  {
    "@context": "https://schema.org",
    "@id": "https://decisioninsights.ai/#organization",
    "@type": "Organization",
    "contactPoint": {
      "@type": "ContactPoint",
      "contactType": "customer support",
      "email": "[email protected]"
    },
    "description": "Decision Insights is a Registry of technology companies, open source projects, and industry terms, built for people and for AI agents that need sourced, structured information.",
    "legalName": "Wiretap Labs, LLC",
    "logo": {
      "@type": "ImageObject",
      "url": "https://wiretap-cdn-assets.nyc3.cdn.digitaloceanspaces.com/decision-insights/[email protected]"
    },
    "name": "Decision Insights",
    "parentOrganization": {
      "@type": "Organization",
      "name": "Wiretap Labs",
      "sameAs": [
        "https://www.linkedin.com/company/wiretap-labs",
        "https://www.crunchbase.com/organization/wiretap-labs"
      ],
      "url": "https://wiretaplabs.com"
    },
    "publishingPrinciples": "https://decisioninsights.ai/standards/",
    "sameAs": [
      "https://www.linkedin.com/company/decisioninsights"
    ],
    "url": "https://decisioninsights.ai"
  },
  {
    "@context": "https://schema.org",
    "@type": "BreadcrumbList",
    "itemListElement": [
      {
        "@type": "ListItem",
        "item": "https://decisioninsights.ai",
        "name": "Decision Insights",
        "position": 1
      },
      {
        "@type": "ListItem",
        "item": "https://decisioninsights.ai/registry/",
        "name": "Registry",
        "position": 2
      },
      {
        "@type": "ListItem",
        "item": "https://decisioninsights.ai/registry/greathorn/",
        "name": "GreatHorn",
        "position": 3
      }
    ]
  },
  {
    "@context": "https://schema.org",
    "@id": "https://decisioninsights.ai/registry/greathorn/#organization",
    "@type": "Organization",
    "additionalProperty": [
      {
        "@type": "PropertyValue",
        "name": "Related organizations",
        "propertyID": "https://decisioninsights.ai/ns#relatedOrganizations",
        "value": [
          {
            "@id": "https://decisioninsights.ai/registry/ironscales/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/ironscales/",
            "name": "IRONSCALES"
          },
          {
            "@id": "https://decisioninsights.ai/registry/team-cymru/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/team-cymru/",
            "name": "Team Cymru"
          },
          {
            "@id": "https://decisioninsights.ai/registry/check-point-software-technologies-ltd/avanan/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/check-point-software-technologies-ltd/avanan/",
            "name": "Avanan"
          },
          {
            "@id": "https://decisioninsights.ai/registry/cymulate/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/cymulate/",
            "name": "Cymulate"
          },
          {
            "@id": "https://decisioninsights.ai/registry/vade/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/vade/",
            "name": "Vade"
          },
          {
            "@id": "https://decisioninsights.ai/registry/group-ib/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/group-ib/",
            "name": "Group-IB"
          },
          {
            "@id": "https://decisioninsights.ai/registry/nisos/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/nisos/",
            "name": "Nisos"
          },
          {
            "@id": "https://decisioninsights.ai/registry/sublime-security/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/sublime-security/",
            "name": "Sublime Security"
          }
        ]
      },
      {
        "@type": "PropertyValue",
        "name": "Segment",
        "value": "Information Technology / Software & Services / IT Services / Internet Services & Infrastructure"
      },
      {
        "@type": "PropertyValue",
        "description": "Stringer hasn't scored greathorn.com yet.",
        "identifier": "greathorn.com",
        "name": "Agent Readiness",
        "propertyID": "https://decisioninsights.ai/ns#agentReadiness",
        "value": "Not scored"
      },
      {
        "@type": "PropertyValue",
        "description": "GreatHorn hasn't claimed this listing, so everything in it comes from public sources.",
        "name": "Listing status",
        "propertyID": "https://decisioninsights.ai/ns#listingStatus",
        "value": "Not claimed"
      }
    ],
    "address": {
      "@type": "PostalAddress",
      "addressCountry": "US",
      "addressLocality": "Waltham",
      "addressRegion": "MA",
      "postalCode": "02451",
      "streetAddress": "1075 Main Street Suite 210"
    },
    "description": "GreatHorn is a cloud-native email security platform that protects organizations from phishing and business email compromise threats.",
    "keywords": [
      "Attack",
      "Authentication",
      "Business Email Compromise",
      "Cloud",
      "Cloud Native",
      "Domain Name System",
      "Enterprise",
      "gateway",
      "Incident Response",
      "Metadata",
      "Multitenant",
      "Orchestration",
      "Phishing",
      "Protection",
      "Remediation",
      "SecOps",
      "Security Operations",
      "Security Orchestration Automation Response",
      "Services",
      "Software-as-a-Service",
      "Stream Processing Framework",
      "Threats"
    ],
    "knowsAbout": [
      {
        "@id": "https://decisioninsights.ai/term/attack/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/attack/",
        "name": "Attack"
      },
      {
        "@id": "https://decisioninsights.ai/term/authentication/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/authentication/",
        "name": "Authentication"
      },
      {
        "@id": "https://decisioninsights.ai/term/business-email-compromise-bec/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/business-email-compromise-bec/",
        "name": "Business Email Compromise"
      },
      {
        "@id": "https://decisioninsights.ai/term/cloud/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/cloud/",
        "name": "Cloud"
      },
      {
        "@id": "https://decisioninsights.ai/term/cloud-native/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/cloud-native/",
        "name": "Cloud Native"
      },
      {
        "@id": "https://decisioninsights.ai/term/cybersecurity/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/cybersecurity/",
        "name": "Cybersecurity"
      },
      {
        "@id": "https://decisioninsights.ai/term/domain-name-system/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/domain-name-system/",
        "name": "Domain Name System"
      },
      {
        "@id": "https://decisioninsights.ai/term/enterprise/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/enterprise/",
        "name": "Enterprise"
      },
      {
        "@id": "https://decisioninsights.ai/term/gateway/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/gateway/",
        "name": "gateway"
      },
      {
        "@id": "https://decisioninsights.ai/term/incident-response/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/incident-response/",
        "name": "Incident Response"
      },
      {
        "@id": "https://decisioninsights.ai/term/metadata/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/metadata/",
        "name": "Metadata"
      },
      {
        "@id": "https://decisioninsights.ai/term/multitenant/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/multitenant/",
        "name": "Multitenant"
      },
      {
        "@id": "https://decisioninsights.ai/term/orchestration/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/orchestration/",
        "name": "Orchestration"
      },
      {
        "@id": "https://decisioninsights.ai/term/phishing/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/phishing/",
        "name": "Phishing"
      },
      {
        "@id": "https://decisioninsights.ai/term/protection/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/protection/",
        "name": "Protection"
      },
      {
        "@id": "https://decisioninsights.ai/term/remediation/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/remediation/",
        "name": "Remediation"
      },
      {
        "@id": "https://decisioninsights.ai/term/secops/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/secops/",
        "name": "SecOps"
      },
      {
        "@id": "https://decisioninsights.ai/term/security-operations-secops/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/security-operations-secops/",
        "name": "Security Operations"
      },
      {
        "@id": "https://decisioninsights.ai/term/security-orchestration-automation-response/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/security-orchestration-automation-response/",
        "name": "Security Orchestration Automation Response"
      },
      {
        "@id": "https://decisioninsights.ai/term/services/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/services/",
        "name": "Services"
      },
      {
        "@id": "https://decisioninsights.ai/term/software-as-a-service/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/software-as-a-service/",
        "name": "Software-as-a-Service"
      },
      {
        "@id": "https://decisioninsights.ai/term/threats/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/threats/",
        "name": "Threats"
      }
    ],
    "legalName": "GreatHorn Inc",
    "mainEntityOfPage": "https://decisioninsights.ai/registry/greathorn/",
    "name": "GreatHorn",
    "sameAs": [
      "https://www.linkedin.com/company/greathorn",
      "https://x.com/greathorn",
      "https://www.facebook.com/greathorninc",
      "https://www.crunchbase.com/organization/greathorn"
    ],
    "url": "https://greathorn.com"
  },
  {
    "@context": "https://schema.org",
    "@id": "https://decisioninsights.ai/registry/greathorn/",
    "@type": "ProfilePage",
    "dateModified": "2026-11-12T11:21:03Z",
    "isPartOf": {
      "@id": "https://decisioninsights.ai/#website"
    },
    "mainEntity": {
      "@id": "https://decisioninsights.ai/registry/greathorn/#organization"
    },
    "sdDatePublished": "2026-11-12",
    "sdPublisher": {
      "@id": "https://decisioninsights.ai/#organization"
    },
    "url": "https://decisioninsights.ai/registry/greathorn/"
  },
  {
    "@context": "https://schema.org",
    "@type": "FAQPage",
    "mainEntity": [
      {
        "@type": "Question",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "GreatHorn is a cloud-native email security platform that protects organizations from phishing and business email compromise threats."
        },
        "name": "Who is GreatHorn?"
      },
      {
        "@type": "Question",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "GreatHorn competes in: Information Technology / Software & Services / IT Services / Internet Services & Infrastructure."
        },
        "name": "What does GreatHorn compete in?"
      },
      {
        "@type": "Question",
        "acceptedAnswer": {
          "@type": "Answer",
          "text": "No article in the knowledge graph for GreatHorn yet."
        },
        "name": "How much coverage does GreatHorn have on Decision Insights?"
      }
    ]
  }
]

Is this your company? Get structured data for your own pages

Connect your agent (MCP) REST API and CLI docs Free on every plan. Plans set how much of the graph each answer includes.

How an agent can check this record before relying on it

This record makes claims about GreatHorn. Before an agent repeats one, it should be able to confirm it without taking our word for it. Each row is one check, what the record shows for GreatHorn today, and where an agent finds it in the data.

The check What the record shows Where it is in the data
The domain is theirs greathorn.com, matched to the company and its legal name url, legalName
Their profiles agree 4 profiles confirmed as the same company sameAs
They fit their market 22 topics, with peers in the same segments knowsAbout
Agent Ready Not scored Stringer hasn't scored greathorn.com yet.
 additionalProperty"Agent Readiness"
Verified Not claimed GreatHorn hasn't claimed this listing, so everything in it comes from public sources. additionalProperty"Listing status"
View the raw record (JSON-LD) 
[
  {
    "@context": "https://schema.org",
    "@id": "https://decisioninsights.ai/#website",
    "@type": "WebSite",
    "name": "Decision Insights",
    "potentialAction": {
      "@type": "SearchAction",
      "target": {
        "@type": "EntryPoint",
        "urlTemplate": "https://decisioninsights.ai/search/?q={search_term_string}&submit=1"
      }
    },
    "publisher": {
      "@id": "https://decisioninsights.ai/#organization"
    },
    "url": "https://decisioninsights.ai"
  },
  {
    "@context": "https://schema.org",
    "@id": "https://decisioninsights.ai/#organization",
    "@type": "Organization",
    "contactPoint": {
      "@type": "ContactPoint",
      "contactType": "customer support",
      "email": "[email protected]"
    },
    "description": "Decision Insights is a Registry of technology companies, open source projects, and industry terms, built for people and for AI agents that need sourced, structured information.",
    "legalName": "Wiretap Labs, LLC",
    "logo": {
      "@type": "ImageObject",
      "url": "https://wiretap-cdn-assets.nyc3.cdn.digitaloceanspaces.com/decision-insights/[email protected]"
    },
    "name": "Decision Insights",
    "parentOrganization": {
      "@type": "Organization",
      "name": "Wiretap Labs",
      "sameAs": [
        "https://www.linkedin.com/company/wiretap-labs",
        "https://www.crunchbase.com/organization/wiretap-labs"
      ],
      "url": "https://wiretaplabs.com"
    },
    "publishingPrinciples": "https://decisioninsights.ai/standards/",
    "sameAs": [
      "https://www.linkedin.com/company/decisioninsights"
    ],
    "url": "https://decisioninsights.ai"
  },
  {
    "@context": "https://schema.org",
    "@type": "BreadcrumbList",
    "itemListElement": [
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        "@type": "ListItem",
        "item": "https://decisioninsights.ai",
        "name": "Decision Insights",
        "position": 1
      },
      {
        "@type": "ListItem",
        "item": "https://decisioninsights.ai/registry/",
        "name": "Registry",
        "position": 2
      },
      {
        "@type": "ListItem",
        "item": "https://decisioninsights.ai/registry/greathorn/",
        "name": "GreatHorn",
        "position": 3
      }
    ]
  },
  {
    "@context": "https://schema.org",
    "@id": "https://decisioninsights.ai/registry/greathorn/#organization",
    "@type": "Organization",
    "additionalProperty": [
      {
        "@type": "PropertyValue",
        "name": "Related organizations",
        "propertyID": "https://decisioninsights.ai/ns#relatedOrganizations",
        "value": [
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            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/ironscales/",
            "name": "IRONSCALES"
          },
          {
            "@id": "https://decisioninsights.ai/registry/team-cymru/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/team-cymru/",
            "name": "Team Cymru"
          },
          {
            "@id": "https://decisioninsights.ai/registry/check-point-software-technologies-ltd/avanan/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/check-point-software-technologies-ltd/avanan/",
            "name": "Avanan"
          },
          {
            "@id": "https://decisioninsights.ai/registry/cymulate/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/cymulate/",
            "name": "Cymulate"
          },
          {
            "@id": "https://decisioninsights.ai/registry/vade/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/vade/",
            "name": "Vade"
          },
          {
            "@id": "https://decisioninsights.ai/registry/group-ib/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/group-ib/",
            "name": "Group-IB"
          },
          {
            "@id": "https://decisioninsights.ai/registry/nisos/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/nisos/",
            "name": "Nisos"
          },
          {
            "@id": "https://decisioninsights.ai/registry/sublime-security/#organization",
            "@type": "Organization",
            "mainEntityOfPage": "https://decisioninsights.ai/registry/sublime-security/",
            "name": "Sublime Security"
          }
        ]
      },
      {
        "@type": "PropertyValue",
        "name": "Segment",
        "value": "Information Technology / Software & Services / IT Services / Internet Services & Infrastructure"
      },
      {
        "@type": "PropertyValue",
        "description": "Stringer hasn't scored greathorn.com yet.",
        "identifier": "greathorn.com",
        "name": "Agent Readiness",
        "propertyID": "https://decisioninsights.ai/ns#agentReadiness",
        "value": "Not scored"
      },
      {
        "@type": "PropertyValue",
        "description": "GreatHorn hasn't claimed this listing, so everything in it comes from public sources.",
        "name": "Listing status",
        "propertyID": "https://decisioninsights.ai/ns#listingStatus",
        "value": "Not claimed"
      }
    ],
    "address": {
      "@type": "PostalAddress",
      "addressCountry": "US",
      "addressLocality": "Waltham",
      "addressRegion": "MA",
      "postalCode": "02451",
      "streetAddress": "1075 Main Street Suite 210"
    },
    "description": "GreatHorn is a cloud-native email security platform that protects organizations from phishing and business email compromise threats.",
    "keywords": [
      "Attack",
      "Authentication",
      "Business Email Compromise",
      "Cloud",
      "Cloud Native",
      "Domain Name System",
      "Enterprise",
      "gateway",
      "Incident Response",
      "Metadata",
      "Multitenant",
      "Orchestration",
      "Phishing",
      "Protection",
      "Remediation",
      "SecOps",
      "Security Operations",
      "Security Orchestration Automation Response",
      "Services",
      "Software-as-a-Service",
      "Stream Processing Framework",
      "Threats"
    ],
    "knowsAbout": [
      {
        "@id": "https://decisioninsights.ai/term/attack/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/attack/",
        "name": "Attack"
      },
      {
        "@id": "https://decisioninsights.ai/term/authentication/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/authentication/",
        "name": "Authentication"
      },
      {
        "@id": "https://decisioninsights.ai/term/business-email-compromise-bec/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/business-email-compromise-bec/",
        "name": "Business Email Compromise"
      },
      {
        "@id": "https://decisioninsights.ai/term/cloud/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/cloud/",
        "name": "Cloud"
      },
      {
        "@id": "https://decisioninsights.ai/term/cloud-native/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/cloud-native/",
        "name": "Cloud Native"
      },
      {
        "@id": "https://decisioninsights.ai/term/cybersecurity/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/cybersecurity/",
        "name": "Cybersecurity"
      },
      {
        "@id": "https://decisioninsights.ai/term/domain-name-system/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/domain-name-system/",
        "name": "Domain Name System"
      },
      {
        "@id": "https://decisioninsights.ai/term/enterprise/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/enterprise/",
        "name": "Enterprise"
      },
      {
        "@id": "https://decisioninsights.ai/term/gateway/#definedterm",
        "@type": "DefinedTerm",
        "mainEntityOfPage": "https://decisioninsights.ai/term/gateway/",
        "name": "gateway"
      },
      {
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