Historical headcount API: Next-level company analysis

  • 7M+ companies
  • Historical data since 2016
  • Hard-to-get data at scale
  • Filter by location, industry, and more firmographic data points
Company data API
Long expertise
8 years of historical data
Data enrichment
Company data enrichment
Flexible data formats
JSON output
{
        "created": "2023-06-01 15:29:57",
        "company_id": 29103520,
        "source_id": 43181787,
        "source_url": "https://www.website.com/company/coresignal",
        "shorthand_name": "coresignal",
        "canonical_shorthand_name": "coresignal",
        "name": "Coresignal",
        "website": "http://coresignal.com",
        "size": "11-50 employees",
        "industry": "IT Services and IT Consulting",
        "type": "Privately Held",
        "location": "New York, NY",
        "country": "United States",
        "headcount": 27,
        "follower_count": 1022
    },
    {
        "created": "2023-05-01 19:51:55",
        "company_id": 29103520,
        "source_id": 43181787,
        "source_url": "https://www.website.com/company/coresignal",
        "shorthand_name": "coresignal",
        "canonical_shorthand_name": "coresignal",
        "name": "Coresignal",
        "website": "http://coresignal.com",
        "size": "11-50 employees",
        "industry": "IT Services and IT Consulting",
        "type": "Privately Held",
        "location": "New York, NY",
        "country": "United States",
        "headcount": 23,
        "follower_count": 955
    },

<…> 
Data PointsExample Values
NameCoresignal
Websitehttp://coresignal.com/
Size11-50 employees
IndustryIT Services and IT Consulting
Type Privately Held
CountryUnited States

What is Historical headcount API?

This API is a powerful tool that delivers up to 8 years of comprehensive historical data from 7M+ companies. It allows you to enrich company data via URL, calculate growth percentages, analyze headcount changes, and filter results by location, industry, and other firmographic data points.

It's an invaluable resource for enhancing VC/PE due diligence, benchmarking, and discovering fast-growing or underrated companies.

Analyze company, industry, and location trends over time

Number of tesla employees

Quantifying and predicting company growth can be a challenging task. With Coresignal's Historical headcount API, investors can easily see the historical growth trends of more than 7M companies worldwide.

Enriched with thorough firmographic information, you can use this dataset to analyze company, industry, and location trends over time to enhance analysis and back decisions with historical data.

Effortless data enrichment

URL
Via URL

The easiest path is to get a URL of the company page, insert it in the API, and enrich the data this way.

Record ID
Via ID

Alternatively, you could extract the company ID from our Company API and then use it for Historical headcount API.

Discover fastest-growing companies

Shape your future as an investor with Historical headcount API. Our expansive database, featuring up to 8 years of historical data from 7 million companies, allows you to calculate growth rates effortlessly. Filter your search by location, industry, and other firmographic data points to discover extraordinary companies.

Investment intelligence for hedge funds and VCs
Historical headcount

Company data enrichment

Empower your business intelligence with Historical headcount API. Enrich your company data at the click of a button, leveraging up to eight years of historical data from over 7 million companies. Our trustworthy, scalable data allows you to analyze headcount changes, calculate growth percentages, and gain unparalleled insight into the most underrated companies.

Industry/company benchmarking

Take your industry and company benchmarking to the next level with our Historical headcount API. With up to 8 years of historical data from 7 million companies, you can effectively compare growth rates, headcount changes, and identify the most underrated companies in any industry. Filter your search by location and industry for precision targeting.

Industry/company benchmarking
Evaluate and track company performance

Enhance your due diligence process

Elevate your VC/PE due diligence with Historical headcount API. Use our database of over 7 million companies with up to 8 years of historical data to analyze headcount changes, calculate growth rates, and enrich your understanding of potential investments. Make smarter, data-backed decisions to boost your investment intelligence.

1
Input filters

Enter the filters that define the companies you want to check.

2
Receive JSON output

Get the results in JSON based on the input you entered.

3
Analyze data

Analyze the data and decide whether you want to take further action.

Why 400+ companies choose Coresignal

Flexible data formats

Data at scale

Our large data coverage will cover all your data-related needs.

Stable service

Stable service

We take care of all data collection issues. All you need to do is use it.

Reliable data provider

Convenient delivery

We deliver data in JSON, CSV, and HTML. Choose what’s best for you.

Responsible data collection

Responsible data collection

We believe in ethical data collection, therefore you won’t have to worry about data compliance issues.

Top quality client support

Dedicated account managers

Our dedicated account managers will always be there to help you navigate the data world.

Historical data

Historical data

Up to 8 years of historical data to help you anticipate company growth trends.