# Coresignal

> Coresignal provides real-time B2B public web data on companies, employees, and job postings via datasets and APIs for sales, investment, HR tech, and market research.

Coresignal is a public web data provider offering real-time, multi-source data on companies, employees, and job postings, powering decision-making for over 700 global organizations. Founded in 2016, the platform delivers ethically collected, AI-ready data through flexible APIs and bulk datasets, covering 75M+ company records, 859M+ employee profiles, and 448M+ job postings. Coresignal is a founding member of the Ethical Web Data Collection Initiative (EWDCI) and is fully GDPR and CCPA compliant. Its self-service dashboard lets users explore, query, and download data without talking to sales.

- **Company Data** — *Access 75M+ AI-enriched company profiles with 500+ data fields including firmographics, funding, technographics, and web traffic; sign up and query via the Company API or download as a flat file.*
- **Employee Data** — *Retrieve 859M+ professional profiles covering work experience, education, skills, and salary projections; use the Employee API to filter and collect records in real time.*
- **Job Postings Data** — *Search 448M+ deduplicated active and historical job listings with 85+ fields; use the Jobs API to identify hiring trends, expansion signals, and candidate demand.*
- **Multi-Source Data** — *Get cleaned, deduplicated, and enriched records aggregated from 15+ web sources for a complete entity view; ideal for powering AI products and advanced analytics.*
- **Historical Headcount API** — *Request and retrieve historical headcount changes for specific companies, enabling workforce trend analysis and investment due diligence.*
- **AI-Powered B2B List Builder** — *Use natural language prompts in the self-service dashboard to generate, enrich, and export structured B2B lists of up to 10,000 records in JSONL format.*
- **Flexible Delivery** — *Receive data via direct download, cloud upload, or API in JSON, JSONL, CSV, or Parquet formats; daily, weekly, or monthly delivery schedules available.*
- **Elasticsearch Query DSL** — *Build precise, complex search queries using Elasticsearch syntax directly in the self-service platform or via API.*
- **Webhooks** — *Available on Premium plans, Employee API webhooks enable proactive, event-driven data delivery for real-time pipeline updates.*
- **Data Transparency & Compliance** — *All data is collected from publicly available sources; opt-out mechanisms, GDPR/CCPA alignment, and EWDCI certification ensure responsible data practices.*

## Features
- Company data API
- Employee data API
- Jobs data API
- Historical headcount API
- Multi-source data enrichment
- AI-powered B2B list builder
- Elasticsearch Query DSL
- Webhooks for real-time delivery
- Bulk dataset downloads
- Self-service dashboard
- JSON, JSONL, CSV, Parquet formats
- GDPR and CCPA compliance
- EWDCI certified data collection
- Historical data up to 5 years
- 75M+ company records
- 859M+ employee profiles
- 448M+ job postings

## Integrations
Cloud storage (S3, GCS), Elasticsearch, JSON/JSONL/CSV/Parquet pipelines

## Platforms
LINUX, WEB, API

## Pricing
Freemium — Free tier available with paid upgrades

## Links
- Website: https://coresignal.com
- Documentation: https://docs.coresignal.com/
- EveryDev.ai: https://www.everydev.ai/tools/coresignal