# CUFinder ## Docs - [CUFinder API Documentation](https://apidoc.cufinder.io/apis.md): Data enrichment APIs transform incomplete records into actionable intelligence that sales and marketing teams convert into revenue. CUFinder's RESTful API suite provides 16+ specialized endpoints that access 1B+ person profiles and 85M+ company records, all refreshed daily for maximum accuracy. Whet… - [Address Normalizer API](https://apidoc.cufinder.io/apis/address-normalizer.md): Shipping errors and duplicate records multiply when addresses exist in inconsistent formats across your customer database. The Address Normalizer API standardizes physical addresses into USPS-compliant and international postal formats, returning cleaned addresses with validation status and component… - [Authentication](https://apidoc.cufinder.io/apis/authentication.md): You'll need to authenticate your requests to access any of the endpoints in the CUFinder API. In this guide, we'll look at how authentication works. - [B2B Customers Finder API](https://apidoc.cufinder.io/apis/b2b-customers-finder.md): Knowing who buys from your competitors reveals targeting opportunities that firmographic filters alone cannot surface. The B2B Customers Finder API analyzes domain relationships across CUFinder's 85M+ company database to identify verified business customers of any target company, returning customer… - [Company B2B or B2C Checker API](https://apidoc.cufinder.io/apis/company-b2b-or-b2c-checker.md): Targeting precision depends on knowing whether companies sell to businesses or consumers before you allocate outreach resources. The Company B2B or B2C Checker API analyzes domain signals across CUFinder's 85M+ company database to classify whether a company operates a B2B or B2C business model, retu… - [Company Career Page Finder API](https://apidoc.cufinder.io/apis/company-career-page-finder.md): Recruiting intelligence starts with knowing which companies are actively hiring and where they post open roles. The Company Career Page Finder API extracts verified career page URLs from any company domain across CUFinder's 85M+ company database, returning direct links to job boards, application por… - [Company Email Finder API](https://apidoc.cufinder.io/apis/company-email-finder.md): Business email addresses unlock direct communication channels that drive B2B outreach success. The Company Email Finder API returns up to five verified company emails (info@, contact@, support@) from company names or domains with 97% confidence scores. Built for developers automating lead generation… - [Company Employee Count API](https://apidoc.cufinder.io/apis/company-employee-count.md): Employee distribution data reveals organizational scale and geographic presence that sales teams need for territory planning. The Company Employee Count API returns detailed headcount breakdowns by country from company names or domains with 98% confidence scores. Built for developers creating workfo… - [Company Enrichment API](https://apidoc.cufinder.io/apis/company-enrichment.md): Complete company profiles eliminate manual research that slows down sales cycles and qualification processes. The Company Enrichment API returns comprehensive business data—including industry, revenue, headcount, contact info, and tech stack—from a single company name, domain, or LinkedIn URL with 9… - [Company Fundraising API](https://apidoc.cufinder.io/apis/company-fundraising.md): Funding data signals company growth momentum that sales and investment teams track religiously. The Company Fundraising API returns detailed investment information including funding rounds, raised amounts, and investor names from company queries with 97% confidence scores. Built for developers creat… - [LinkedIn Company URL Finder API](https://apidoc.cufinder.io/apis/company-linkedin-url-finder.md): LinkedIn company profiles contain valuable business intelligence that sales teams need daily. The LinkedIn Company URL Finder API solves this by converting company names or domains into verified LinkedIn URLs with 96% confidence scores. Built for developers creating sales intelligence platforms, thi… - [Company Locations API](https://apidoc.cufinder.io/apis/company-locations.md): Office addresses provide geographic context that field sales teams need for territory planning and in-person meetings. The Company Locations API returns verified business addresses including country, state, city, postal code, and street details from company queries with 95% confidence scores. Built… - [Company Lookalikes Finder API](https://apidoc.cufinder.io/apis/company-lookalikes-finder.md): Similar companies reveal untapped markets and competitor landscapes that fuel expansion strategies. The Company Lookalikes Finder API returns a curated list of companies matching your target profile's industry, size, and characteristics with 98% confidence scores. Built for developers creating prosp… - [Company Mission Statement API](https://apidoc.cufinder.io/apis/company-mission-statement.md): Personalized outreach converts better when messaging aligns with a prospect's stated values and strategic direction. The Company Mission Statement API extracts verified mission statements from any company domain across CUFinder's 85M+ company database, returning full mission text with source URLs an… - [Company Name to Domain API](https://apidoc.cufinder.io/apis/company-name-to-domain.md): Company websites are the foundation of B2B lead enrichment and outreach campaigns. The Company Name to Domain API transforms company names into verified website URLs with 94-98% accuracy, pulling from CUFinder's database of 85M+ enriched profiles. Built for developers automating CRM enrichment and l… - [Company Phone Finder API](https://apidoc.cufinder.io/apis/company-phone-finder.md): Phone numbers create direct lines to prospects that email alone can't match. The Company Phone Finder API returns up to two verified business phone numbers from company names, domains, or LinkedIn URLs with 93% confidence scores. Built for developers building CRM enrichment and customer support tool… - [Company Revenue Finder API](https://apidoc.cufinder.io/apis/company-revenue-finder.md): Revenue estimates drive lead scoring decisions that separate high-value prospects from time-wasters. The Company Revenue Finder API returns annual revenue data from company names or domains with 96% confidence scores, pulling from CUFinder's continuously updated business intelligence database. Built… - [Company SaaS Checker API](https://apidoc.cufinder.io/apis/company-saas-checker.md): Qualifying software companies before outreach prevents wasted prospecting cycles on businesses outside your addressable market. The Company SaaS Checker API analyzes domain characteristics across CUFinder's 85M+ company database to determine whether a company operates a SaaS business model, returnin… - [Company Search API](https://apidoc.cufinder.io/apis/company-search.md): Advanced filtering transforms generic databases into laser-targeted prospect lists that sales teams actually convert. The Company Search API queries CUFinder's 85M+ company profiles using multiple parameters—including location, industry, employee size, funding, and founding year—returning filtered b… - [Company Snapshot API](https://apidoc.cufinder.io/apis/company-snapshot.md): Understanding who your prospects sell to reveals positioning angles that generic company data cannot provide. The Company Snapshot API extracts strategic business intelligence from any company domain across CUFinder's 85M+ company database, returning ICP characteristics, target industries, buyer per… - [Company Subsidiaries Finder API](https://apidoc.cufinder.io/apis/company-subsidiaries-finder.md): Subsidiary networks reveal organizational structures that enterprise sales teams need to map complete account hierarchies. The Company Subsidiaries Finder API returns comprehensive lists of child companies and divisions from parent company queries with 93% confidence scores. Built for developers cre… - [Company Tech Stack Finder API](https://apidoc.cufinder.io/apis/company-tech-stack-finder.md): Technology stacks expose software dependencies that SaaS sales teams use for hyper-targeted prospecting. The Company Tech Stack Finder API returns comprehensive lists of technologies companies use—from CMS platforms to analytics tools—with 98% confidence scores. Built for developers creating sales i… - [Domain to Company Name API](https://apidoc.cufinder.io/apis/domain-to-company-name.md): Domain intelligence powers reverse lookup workflows that sales and marketing teams rely on daily. The Domain to Company Name API converts website URLs into registered company names with 97% confidence scores, making it essential for lead qualification and visitor identification. Built for developers… - [Errors](https://apidoc.cufinder.io/apis/errors.md): In this guide, we will talk about what happens when something goes wrong while you work with the API. Mistakes happen, and mostly they will be yours, not ours. Let's look at some status codes and error types you might encounter. - [LinkedIn Profile Email Finder API](https://apidoc.cufinder.io/apis/linkedin-profile-email-finder.md): LinkedIn profiles reveal professional context but hide the email addresses that outreach campaigns desperately need. The LinkedIn Profile Email Finder API extracts verified business email addresses from LinkedIn URLs with 94% confidence scores, matching profiles against CUFinder's 1B+ contact databa… - [LinkedIn Profile Enrichment API](https://apidoc.cufinder.io/apis/linkedin-profile-enrichment.md): LinkedIn URLs contain professional identities that sales teams need transformed into actionable contact data. The LinkedIn Profile Enrichment API converts LinkedIn profile URLs into comprehensive person and company information—including name, title, employer, location, and social profiles—with 93% c… - [Local Business Search API](https://apidoc.cufinder.io/apis/local-business-search-google-maps-search-api.md): Local businesses represent untapped markets that B2C and service-based companies overlook in traditional B2B databases. The Local Business Search API queries neighborhood businesses by location and industry—returning phones, emails, ratings, and social profiles—with 95% confidence scores. Built for… - [Person Enrichment API](https://apidoc.cufinder.io/apis/person-enrichment.md): Names and companies provide starting points that sales teams need expanded into complete professional profiles. The Person Enrichment API transforms full names and company names into detailed contact records—including job title, email, phone, LinkedIn, and location—with 97% confidence scores. Built… - [Person Search API](https://apidoc.cufinder.io/apis/person-search.md): Multi-filter searches separate precision prospecting from spray-and-pray outreach that wastes sales cycles. The Person Search API queries CUFinder's 1B+ professional profiles using combined filters—including name, company details, location, industry, and revenue—returning matching contact records wi… - [Phone Number Normalizer API](https://apidoc.cufinder.io/apis/phone-number-normalizer.md): Data quality issues start when phone numbers arrive in dozens of inconsistent formats across your contact database. The Phone Number Normalizer API standardizes phone numbers into E.164 international format, returning cleaned numbers with country codes, area codes, and validation status that ensure… - [Quick Start](https://apidoc.cufinder.io/apis/quick-start.md): This guide will get you all set up and ready to use the CUFinder API. We'll cover how to get started using one of our API endpoints and how to make your first API request. We'll also look at where to go next to find all the information you need to take full advantage of our powerful REST API. - [Reverse Email Lookup API](https://apidoc.cufinder.io/apis/reverse-email-lookup.md): Email addresses hide complete professional profiles that marketing and sales teams need for personalization. The Reverse Email Lookup API transforms email addresses into detailed person and company data—including full name, job title, LinkedIn, employer, and location—with 98% confidence scores. Buil… - [Usage Limits](https://apidoc.cufinder.io/apis/usage-limits.md): We define rate limits on a per-key basis and use a fixed-window rate limiting strategy. Our API key's rate limit is 100 requests per minute. It means, you can make 100 API calls at any interval within the 60-second window. ## OpenAPI Specs - [openapi](https://apidoc.cufinder.io/api-reference/openapi.json)