Business & Market Data directories
Databases on companies, funding, and web technology.
12 directories

Crunchbase
Company profiles, funding rounds, and investor activity.

PitchBook
Private market data on companies, deals, and investors.

OpenCorporates
The largest open database of company records.

SEC EDGAR
Full-text search across US public company filings.

BuiltWith
Technology profiler showing what any site is built with.

Wappalyzer
Technology lookup and datasets for websites.

Similarweb
Traffic and engagement estimates for any website.

Import Yeti
US customs shipment records mapped to supplier graphs.

Growjo
Revenue and growth estimates ranked by industry.

CompaniesMarketCap
Public companies ranked by market capitalization.

Sacra
Private market research on startups and venture trends.

Tracxn
Private-market startup tracking used by investors.