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Synthesia raises $200M, with $4B valuation

The British company, which reached a $2.1 billion valuation just a year ago, allows text to be turned into clinical compliance and training videos using AI avatars.
By Jessica Hagen , Executive Editor
Person's face that looks digital

Photo: Maria Korneeva/Getty Images

​Synthesia, an AI-enabled synthetic video training platform, has secured $200 million in Series E funding, boosting its valuation to $4 billion.

Existing investor Google Ventures (GV) led the round, with participation from Evantic, the venture fund founded by former Sequoia partner Matt Miller, and Hedosophia.

Other existing investors participated, including NVentures (NVIDIA’s venture capital arm), Accel, Kleiner Perkins, New Enterprise Associates (NEA), PSP Growth, Air Street Capital and MMC Ventures.

The company also announced it will facilitate an employee secondary sale in partnership with NASDAQ at its new $4 billion valuation, allowing employees to sell some of their shares at the higher valuation while retaining some stock in the company as it grows.

WHAT IT DOES

Synthesia, which focuses on enterprise clients rather than consumers, allows text to be turned into video with AI avatars. For healthcare, the company says it offers customers the ability to create clinical, compliance and onboarding training for healthcare staff, clinical researchers and new hires.

Customers can use existing Synthesia avatars or create their own by uploading a video. Users can also use a recording of their own voice that can be used in the videos.

The British company said it will use the funds to develop a new category of products that use conversational agents designed for upskilling and organizational learning, allowing employees to ask questions, role-play scenarios and obtain tailored explanations rather than passively watching training materials.  

"We see a rare convergence of two major shifts: a technology shift with AI Agents becoming more capable, and a market shift where upskilling and internal knowledge sharing have become board-level priorities. We intend to build the defining company at that intersection, by combining our know-how in AI video with our ability to build and integrate AI technologies into products and services that solve real business needs," Victor Riparbelli, Synthesia’s cofounder and CEO, said in a statement.

“We are at a unique point in time where technology enables agents that can truly understand and respond, and where enterprises are under unprecedented pressure to reskill and upskill their workforce. Synthesia is building the infrastructure and experiences that will power this shift.”

MARKET SNAPSHOT

In January 2025, Synthesia closed a $180 million Series D funding round, bringing its valuation to $2.1 billion at the time.

In 2023, the company raised $90 million in Series C funding, bringing its total raise to $156.6 million and its valuation to $1 billion.​

The company closed a $50 million Series B round in late 2021 and $12.5 million in Series A funding earlier that year.