Access the most comprehensive large business domain database for enterprise sales, Fortune 500 research, and corporate intelligence. Download categorized enterprise company websites, multinational URLs, and conglomerate domains.
Power your enterprise sales outreach, Fortune 500 research, and corporate intelligence with comprehensive large business data.
The large business and enterprise landscape represents the pinnacle of B2B sales opportunities. Our domain database gives you instant access to over 185,000 categorized domains across Fortune 500 companies, global enterprises, multinational corporations, and industry-leading conglomerates. Stop wasting time on manual research and start with verified, enriched enterprise data.
Whether you're selling to Fortune 500 companies, prospecting global enterprises, or mapping competitive landscapes, our IAB-categorized database provides the foundation for data-driven decisions in the enterprise ecosystem.
Global enterprise ecosystem map showing Fortune 500 and multinational domain distribution
"In enterprise sales, having accurate Fortune 500 and large business intelligence is the difference between landing whale accounts and missing critical opportunities."
-- Enterprise Sales Strategy Report, 2024Comprehensive coverage across all enterprise and large business segments.
America's largest corporations by revenue
World's largest public companies
Companies operating across borders
Diversified holding companies
NYSE, NASDAQ, and global exchanges
B2B providers serving large businesses
How companies leverage our enterprise and Fortune 500 database for growth and intelligence.
Build comprehensive profiles of Fortune 500 companies including their digital presence, subsidiary domains, and corporate structure. Enable targeted enterprise sales campaigns with verified Fortune 500 domain intelligence.
Discover and map global enterprises across all major markets. Identify multinational corporations, their regional domains, and international subsidiaries for comprehensive market coverage.
Analyze vendors serving Fortune 500 and enterprise clients. Identify competitive positioning, market share, and partnership opportunities in the enterprise technology ecosystem.
Discover IT service providers, system integrators, and technology consultants serving large enterprises. Build targeted prospect lists for enterprise technology sales.
Access comprehensive B2B intelligence on large businesses. Understand buyer personas, procurement patterns, and decision-making hierarchies in enterprise organizations.
Identify and catalog investor relations pages, shareholder resources, and corporate communication channels across publicly traded enterprises.
Track SEC filings, regulatory compliance, and corporate disclosures across large public companies. Build comprehensive compliance and due diligence databases.
Research corporate governance structures, board compositions, and executive leadership across Fortune 500 and enterprise companies for investment and partnership decisions.
Discover enterprise software vendors, SaaS platforms, and technology solutions serving large businesses. Map the enterprise software ecosystem and identify integration opportunities.
Identify and track industry leaders across all major sectors. Understand market positioning, competitive dynamics, and emerging challengers in enterprise markets.
Integrate our enterprise and Fortune 500 database directly into your sales and marketing systems.
import requests
API_KEY = "your_api_key_here"
BASE_URL = "https://api.websitecategorizationapi.com/v1"
# Query domains in the Large Business vertical
response = requests.get(
f"{BASE_URL}/domains/filter",
headers={"Authorization": f"Bearer {API_KEY}"},
params={
"iab_category": "Large Business",
"limit": 1000,
"include_enrichment": True,
"sort_by": "revenue_rank",
"format": "json"
}
)
enterprise_companies = response.json()
# Example response:
# {
# "total_count": 185432,
# "returned": 1000,
# "domains": [
# {
# "domain": "apple.com",
# "company_name": "Apple Inc.",
# "iab_tier1": "Business and Finance",
# "iab_tier2": "Large Business",
# "iab_tier3": "Fortune 500",
# "sub_category": "Technology",
# "employee_range": "100000+",
# "headquarters": "Cupertino, CA",
# "revenue_range": "$100B+",
# "fortune_rank": 3,
# "investor_relations_url": "https://investor.apple.com",
# "sec_filings": True,
# "popularity_rank": 12
# },
# {
# "domain": "walmart.com",
# "company_name": "Walmart Inc.",
# "iab_tier1": "Business and Finance",
# "iab_tier2": "Large Business",
# "iab_tier3": "Fortune 500",
# "sub_category": "Retail",
# "employee_range": "2000000+",
# "headquarters": "Bentonville, AR",
# "revenue_range": "$500B+",
# "fortune_rank": 1,
# "investor_relations_url": "https://stock.walmart.com",
# "sec_filings": True,
# "popularity_rank": 45
# },
# ...
# ]
# }
# Export to CRM or use for enterprise outreach
for company in enterprise_companies['domains']:
add_to_enterprise_pipeline(company)API integration diagram showing data flow to enterprise sales and ABM systems
Deep categorization across all enterprise and Fortune 500 segments.
"Enterprise sales success depends on accurate intelligence about Fortune 500 and large business targets. Comprehensive domain data enables teams to identify the right accounts and engage decision-makers effectively."
-- Enterprise Sales Leadership Report, 2024Go beyond basic domain lists with comprehensive enterprise intelligence.
Sample data export showing Fortune 500 and enterprise enrichment fields
Get instant access to 185K+ large business and Fortune 500 domains with comprehensive enrichment data.
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Websitecategorizationapi.com offers automated classifications of websites, with both homepage and full path real-time URL classifications. Our solution is available both in dashboard and as API. It is used for brand protection, marketing leads, online filtering, use in clients own applications and for other use cases. We also offer offline categorization database of 30 million categorized domains, covering 99.9%+ of active internet.
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