AngelBacked Angel Investors

Search 58,000+ angel investors and VCs in AngelBacked. Filter by free text (name, firm, title), market/sector, location, or a company they backed. Returns id, name, title, firm, city/state/country, markets, portfolio_count, LinkedIn/Twitter/website, profile_url and has_email. Emails are not included: call reveal_investor_email for the investors you actually want to contact. Sorted by portfolio size.

{
  "type": "object",
  "properties": {
    "query": {
      "type": "string",
      "description": "Free text matched against name, firm and title (e.g. \"former founder\", \"Sequoia\")."
    },
    "market": {
      "type": "string",
      "description": "Market/sector, partial match (e.g. \"FinTech\", \"Artificial Intelligence\", \"SaaS\")."
    },
    "location": {
      "type": "string",
      "description": "City, state or country, partial match (e.g. \"Austin\", \"California\", \"United Kingdom\")."
    },
    "portfolio_company": {
      "type": "string",
      "description": "Only investors who backed this company (partial match, e.g. \"Stripe\")."
    },
    "min_portfolio": {
      "type": "integer",
      "minimum": 0,
      "description": "Minimum number of portfolio companies (activity filter)."
    },
    "page": {
      "type": "integer",
      "minimum": 1,
      "maximum": 20,
      "description": "Page number (1-20). Default 1."
    },
    "per_page": {
      "type": "integer",
      "minimum": 1,
      "maximum": 25,
      "description": "Results per page (max 25). Default 25."
    }
  },
  "additionalProperties": false
}

Full profile for one investor by id or slug (from search results or an angelbacked.co/investor/<slug> URL): title, firm, location, markets, social links and up to 100 portfolio companies. No email; use reveal_investor_email.

{
  "type": "object",
  "properties": {
    "investor": {
      "type": "string",
      "description": "Investor id (uuid) or profile slug."
    }
  },
  "required": [
    "investor"
  ],
  "additionalProperties": false
}

Angel investors in AngelBacked who backed a named company (exact company name, case-insensitive), most active first, up to 50. Use it to find investors who already back companies like yours.

{
  "type": "object",
  "properties": {
    "company": {
      "type": "string",
      "description": "Company name, e.g. \"Notion\"."
    }
  },
  "required": [
    "company"
  ],
  "additionalProperties": false
}

Reveal one investor's email address. Uses the account's email reveal allowance (the same one as the Reveal button on angelbacked.co; Annual: 500 per day, 3,000 per 30 days). Revealing an investor the account has already revealed is free. Only reveal investors the user intends to contact.

{
  "type": "object",
  "properties": {
    "investor_id": {
      "type": "string",
      "description": "Investor id (uuid) from search_investors or get_investor."
    }
  },
  "required": [
    "investor_id"
  ],
  "additionalProperties": false
}

Recent startup funding rounds tracked by AngelBacked Signals: company, date, stage, amount and industry, newest first. Filter by days back (max 180), industry and stage (e.g. "Seed", "Series A", "Pre-Seed").

{
  "type": "object",
  "properties": {
    "days": {
      "type": "integer",
      "minimum": 1,
      "maximum": 180,
      "description": "Lookback in days. Default 30."
    },
    "industry": {
      "type": "string",
      "description": "Industry, partial match (e.g. \"Health\")."
    },
    "stage": {
      "type": "string",
      "description": "Exact round stage, case-insensitive (e.g. \"Seed\")."
    },
    "page": {
      "type": "integer",
      "minimum": 1,
      "maximum": 20,
      "description": "Page number (1-20). Default 1."
    },
    "per_page": {
      "type": "integer",
      "minimum": 1,
      "maximum": 25,
      "description": "Results per page (max 25). Default 25."
    }
  },
  "additionalProperties": false
}