How to Access 620,000 Austrian Businesses Programmatically (WKO Has No API) If you need Austrian company data -- names, phone numbers, emails, websites, and industry classifications -- there's an official government source with 622,142 businesses. It's called WKO Firmen A-Z , maintained by the Austrian Chamber of Commerce (Wirtschaftskammer Osterreich). There's just one problem: there is no API. And the website is an ASP.NET WebForms application from another era -- search results load via JavaScript postbacks, pagination is stateful, and the DOM structure is... let's call it "idiosyncratic." Here's how to get structured data out of it anyway. What Is WKO Firmen A-Z? Every Austrian business is a mandatory member of the Wirtschaftskammer (Chamber of Commerce). The WKO maintains Firmen A-Z (firmen.wko.at), a public directory of all member businesses.…