Chris Millerchip and Rob Dow founded the company in the early 1990s to publish PLC Magazine. Since then, it has grown to primarily provide web-based subscription services to law firms and law departments in a variety of specialist subject areas such as corporate, finance, property, tax, and intellectual property. Practical Law, founded in 1990 by two former Slaughter and May lawyers, began as a print venture aimed at transactional lawyers in the United Kingdom.