CHEQ is a Tel Aviv–based market security and cybersecurity platform that helps organizations detect and block invalid traffic, bots, fake users, and malicious activity across digital marketing and go-to-market channels. The company has raised $171M across multiple rounds including Series A ($5M), Series B ($16M), and Series C ($150M) to scale its AI-driven fraud prevention engine, expand enterprise adoption, and strengthen its go-to-market security product suite. CHEQ reached a $1B valuation in 2022 following its Series C round.