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Synthesia

Unicorn · $4B

London, GB · Founded 2017 · 855 employees on LinkedIn · 27 known investors

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Synthesia is an AI video platform that lets businesses generate videos with AI avatars and agents, aimed at helping organizations train, onboard, and upskill employees. It also offers skill development products and visual communication tools for enterprise use.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaS

Founders & leadership

Synthesia was founded in 2017 by Victor Riparbelli, Steffen Tjerrild, Lourdes Agapito, and Matthias Niessner.

VRVictor Riparbelli
Victor RiparbelliCEO & Co-founderVictor Riparbelli co-founded Synthesia in 2017 and runs it as CEO, turning research on synthetic video into a corporate video tool used by more than half the Fortune 100. A $200m Series E led by GV in January 2026 valued the company at $4bn. He is Danish and was rejected by more than a hundred investors before the company's first round.
STSteffen Tjerrild
Steffen TjerrildCOO & Co-founderSteffen Tjerrild co-founded Synthesia in 2017 and serves as its chief operating and financial officer, running the company's commercial and finance functions through its seed-to-Series E growth.
LALourdes Agapito
Lourdes AgapitoCo-FounderLourdes Agapito co-founded Synthesia in 2017. She is professor of 3D computer vision at University College London, where her research on reconstructing deformable 3D shape from video underpins the company's synthetic presenters.
MNMatthias Niessner
Matthias NiessnerCo-FounderMatthias Niessner co-founded Synthesia in 2017. He is professor of visual computing at the Technical University of Munich and a leading researcher on neural rendering and facial reenactment, including the Face2Face work that made real-time video synthesis practical.

Investors · 27

Air Street Capital✓ confirmed by SynthesiaSt. Peter Port · $500K – $10M

How we know: Air Street Capital's portfolio page · the VCSheet dataset · finsmes.com · open dataset · 5k.vc investor directory · Not right? Tell us

FirstMark Capital✓ confirmed by SynthesiaNew York · $500K – $8M

How we know: FirstMark Capital's portfolio page · a partner's Signal profile · company funding news (hacker news) · techcrunch.com · the VCSheet dataset · research · open dataset · 5k.vc investor directory · Not right? Tell us

GV (Google Ventures)✓ confirmed by SynthesiaMountain View · $250K – $50M

How we know: GV (Google Ventures)'s portfolio page · a partner's Signal profile · funding news · press coverage · finsmes.com · open dataset · 5k.vc investor directory · Not right? Tell us

Kleiner Perkins✓ confirmed by SynthesiaMenlo Park · $500K – $15M

How we know: Kleiner Perkins's portfolio page · finsmes.com · open dataset · 5k.vc investor directory · Not right? Tell us

MMC Ventures✓ confirmed by SynthesiaLondon · $635K – $13Mvia Mina Samaan · led

How we know: MMC Ventures's portfolio page · a partner's Signal profile · techcrunch.com · the VCSheet dataset · research · Not right? Tell us

New Enterprise Associates (NEA)✓ confirmed by SynthesiaMenlo Park · $200K – $40M

How we know: a partner's Signal profile · finsmes.com · open dataset · 5k.vc investor directory · Not right? Tell us

Atlassian Ventureslisted by Atlassian Ventures$1M – $5M

How we know: Atlassian Ventures's portfolio page · the VCSheet dataset · Not right? Tell us

Connetic Ventureslisted by Connetic VenturesCovington · $250K – $500K

How we know: Connetic Ventures's portfolio page · Not right? Tell us

Foothill Ventureslisted by Foothill VenturesLos Altos · $100K – $10M

How we know: Foothill Ventures's portfolio page · Not right? Tell us

Gelt VClisted by Gelt VC$25K

How we know: Gelt VC's portfolio page · Not right? Tell us

Jazzya Investmentslisted by Jazzya InvestmentsAlcobendasvia Martin Varsavsky · inferred
Kyber Knight Capitallisted by Kyber Knight CapitalSan Francisco

How we know: Kyber Knight Capital's portfolio page · Not right? Tell us

LDV Capitallisted by LDV CapitalNew York · $500K – $1.5M

How we know: LDV Capital's portfolio page · techcrunch.com · the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us

Manta Ray Ventureslisted by Manta Ray VenturesLondon

How we know: Manta Ray Ventures's portfolio page · Not right? Tell us

Seedcamplisted by SeedcampLondon · $378K – $1.1M

How we know: Seedcamp's portfolio page · techcrunch.com · the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us

Seven Stars Ventureslisted by Seven Stars VenturesSan Francisco

How we know: Seven Stars Ventures's portfolio page · Not right? Tell us

SID Venture Partnerslisted by SID Venture PartnersKyiv · $200K

How we know: SID Venture Partners's portfolio page · Not right? Tell us

World Innovation Lab (WiL)listed by World Innovation Lab (WiL)Palo Alto · $5M – $30M

How we know: World Innovation Lab (WiL)'s portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us

Evantic CapitalreportedLondon · $1M – $60M

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

Goalvest VenturereportedNew York

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

NVenturesreportedSanta Clara

How we know: the VCSheet dataset · Not right? Tell us

NVIDIAreportedSanta Clara

How we know: funding news · seekingalpha.com · finsmes.com · Not right? Tell us

PSP Growth FundreportedChicago · $1M – $5M

How we know: finsmes.com · Not right? Tell us

Radical Investmentson the register

How we know: the Companies House PSC register · Not right? Tell us

Also in the syndicate · 2

GoogleTinyVC

Funding

SEC filings, press & company announcements

$600M disclosed across 3 of 4 rounds · 2021–2026

Source: company announcements and press reports — follow each round's link for the claim.

Valuation · disclosed

Disclosed events
$4Bvaluation at Series EJan 2026
filing ↗

Source: SEC prospectus filings, and round valuations the company or its investors disclosed — follow each entry's link for the claim.

Founder mafia

2 people who came through Synthesia went on to found or lead other companies.

Matthias NiessnerFounderFounded Spaitial AiCaoimhe MurphyGTMFounded Anam.ai

Related companies · 10

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Invideo AIinvideo is an AI video platform that enables creative professionals to generate, edit, and collaborate on video content using AI agents that maintain context and consistency across projects without requiring constant user intervention.
KapwingKapwing is a web-based video creation and editing platform designed for marketing teams to produce, repurpose, and scale video content across multiple channels. It provides AI-powered tools for automating tasks like subtitle generation, video repurposing, and content creation, along with collaboration features for team-based workflows.
HeyGenHeyGen is an AI video generation and dubbing platform that allows users to create and localize videos by writing scripts and selecting AI-generated voices, eliminating the need for cameras, actors, and traditional production resources. The platform serves businesses and content creators seeking to produce high-quality multilingual video content at scale.
ElevenLabsElevenLabs is an AI research and product company that builds voice generation and audio processing platforms for creating human-like voice interactions with technology. The company serves individuals with accessibility needs, nonprofits, and general users across healthcare, education, and culture.
ZapierZapier provides a platform for connecting AI models and agents to workflows and business applications, enabling teams to automate tasks across over 9,000 apps without coding. The platform serves enterprises, operations teams, and businesses of all sizes looking to deploy AI-driven automation for lead capture, customer support, employee onboarding, and other business processes.
SpeechifySpeechify is a text-to-speech application that converts written content—including textbooks, PDFs, emails, and web pages—into audio for users to listen to. The platform serves students and professionals with reading difficulties, particularly those with dyslexia and ADHD, enabling them to access educational and professional materials through audio.
ImagineImagineArt provides AI-powered creative tools designed to help professional and beginner creators produce high-quality results easily. The platform was built to address the specific challenges that creative professionals face in their workflows.
PictoryPictory is an AI platform that converts photos, artwork, and generated images into videos with cinematic motion using models such as Pixverse, Veo, Flux, and others. It targets creators animating product photos, portraits, brand visuals, and AI-generated images into image-to-video content.

Companies working in the same space as Synthesia.

Companies House · registry record

View on Companies House ↗
Registered name
SYNTHESIA LIMITED
Company number
10933652
Status
Active
Company type
Private limited company
Incorporated
25 Aug 2017
Registered office
Level 3 (South) 20 Triton Street, Regent's Place, London, NW1 3BF
Nature of business (SIC)
62012 — Business and domestic software development
Accounts
last made up to 31 Dec 2024 · next due 30 Sept 2026
Confirmation statement
last made up to 24 Aug 2025 · next due 7 Sept 2026

Current officers · 8

  • Steffen Tjerrild-Hansen — secretary, appointed 25 Aug 2017
  • Oakwood Corporate Secretary Limited — corporate secretary, appointed 21 Aug 2023
  • Philippe Laurent Alain Botteri — director, appointed 2 Jun 2023
  • Philip Karim Chopin — director, appointed 9 Dec 2024
  • Joshua David Coyne — director, appointed 1 Nov 2021
  • Victor Riparbelli Rasmussen — director, appointed 25 Aug 2017
  • Steffen Tjerrild-Hansen — director, appointed 25 Aug 2017
  • Matt Turck — director, appointed 12 Feb 2021

Source: Companies House public register · retrieved 24 Jul 2026. Contains public sector information licensed under the Open Government Licence v3.0.

In the news

Synthesia Raises $200M in Series E Funding at $4 Billion Post-Money Valuationfinsmes.com · Jan 2026Synthesia’s AI video generation platform hooks $12.5m Series A led by FirstMarktechcrunch.com · Apr 2021

Frequently asked questions

What does Synthesia do?
Synthesia is an AI video platform that lets businesses generate videos with AI avatars and agents, aimed at helping organizations train, onboard, and upskill employees. It also offers skill development products and visual communication tools for enterprise use.
Who founded Synthesia?
Synthesia was founded by Victor Riparbelli, Steffen Tjerrild, Lourdes Agapito, Matthias Niessner in 2017.
Who are Synthesia's investors?
Synthesia's investors include Accel, Air Street Capital, FirstMark Capital, GV (Google Ventures), Kleiner Perkins, MMC Ventures, New Enterprise Associates (NEA), Atlassian Ventures and 17 more.
How much funding has Synthesia raised?
Synthesia has disclosed $600M raised across 3 of its 4 known rounds.
Where is Synthesia headquartered?
Synthesia is headquartered in London, GB.