airSlate

airSlate sells no-code workflow automation, e-signature and document management software through brands including airSlate, signNow, pdfFiller and US Legal Forms, aimed at sectors such as healthcare, finance and insurance. It was founded in 2006 (some sources say 2008) and is based in Brookline, Massachusetts, and it claims over 100 million users. Revenue was reported at about $141M in 2024, and the company reached unicorn status with a $1.25B valuation after a $51.5M round in 2022. It has raised roughly $181–185M in total, and its portfolio includes the 2022 acquisition of DocHub.

Top 100 SaaS by revenue (GetLatka). A SaaS company retooling its product to be AI-native.