Lisa Kaplan founded Alethea in 2019 to help customers navigate the new digital reality and protect against online risks stemming from disinformation, misinformation, and social media manipulation. Under Kaplan’s leadership, the Alethea team has built the scalable technologies and solutions to detect threats to market capitalization and shareholder value, customer bases, physical safety, business operations, and brand and reputation. This includes exposing foreign, domestic extremist, and for-profit disinformation networks that have targeted organizations, institutions, and brands.

Kaplan has briefed US, NATO, EU, and G-7 policymakers and officials on disinformation. She writes for Brookings and Lawfare, and is frequently sought out by top-tier media outlets, such as The New York Times, Bloomberg, CNN, and the Washington Post. Alethea was named one of the hottest cybersecurity startups to watch in 2023 by Fortune and Business Insider. She was named to Inc.'s 2024 Female Founders List for innovative entrepreneurs; PRWeek’s 2023 40 Under 40 list for rising stars in strategic and crisis communications; the Washingtonian’s 2023 Tech Titans list; the 2021 Forbes 30 Under 30 list of top entrepreneurs and leaders; and the Washingtonian’s 2021 Washington’s Most Powerful Women list. Kaplan is a graduate of Colby College.