Tessl
London-based AI software-development start-up founded by Snyk co-founder Guy Podjarny
| Tessl
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| Logo | 
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| Type | Private limited company (Tessl AI Limited, Companies House 15532364) |
| Founded | 2024 |
| Founder(s) | Guy Podjarny |
| Headquarters | London, United Kingdom |
| Industry | Artificial intelligence; software development tools |
| Homepage | tessl.io |
Tessl is a London-based start-up building what it calls an "AI native" software development platform. It was founded by Guy Podjarny, co-founder of the developer-security company Snyk, who is its chief executive.[1][2] Podjarny has said he served in Unit 8200.[3]
Funding
TechCrunch reported in November 2024 that Tessl had "quietly raised $125 million across a seed round and a Series A". The Series A was "led by Index Ventures, with Accel, GV, and Boldstart participating", and GV and Boldstart had co-led the seed round. TechCrunch said it had confirmed with "multiple sources" that the post-money valuation was "specifically $750 million".[1] Podjarny announced the company on 6 July 2024.[4]
People
Tessl's website lists its leadership as Guy Podjarny (founder and CEO), Dru Knox (head of product), Maurilio Cometto (head of engineering), Stephanie Dominy (general counsel and head of operations) and Simon Maple (head of developer relations).[2]
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| Guy Podjarny | Director | 29 February 2024 | – |
| Oakwood Corporate Secretary Limited | Secretary | 29 February 2024 | – |
| Stephanie Dominy | Secretary | 12 May 2025 | – |
Source: Companies House.[5]
Unit 8200 link
Founder Guy Podjarny told The Decibel Podcast that he spent "four-and-a-half years in the army" in a programme that led into "the 8200 unit".[3] Verdict reported that he ended "his stint with 8200 in 2001".[6]
See also
- Guy Podjarny
- Snyk
- Unit 8200
- Cyber and tech firms founded by ex Unit 8200 or occupation forces veterans
External links
Notes
- ↑ 1.0 1.1 Ingrid Lunden, Tessl raises $125M at $500M+ valuation to build AI that writes and maintains code TechCrunch, 14 November 2024, accessed 21 October 2026.
- ↑ 2.0 2.1 Tessl, About Tessl (Tessl-side), accessed 21 October 2026.
- ↑ 3.0 3.1 Jon Sakoda, Guy Podjarny, founder of Snyk: building conviction on a contrarian bet The Decibel Podcast (transcript), accessed 21 October 2026.
- ↑ Guy Podjarny, Announcing Tessl, the AI Native Development Startup Tessl (Tessl-side), 6 July 2024, accessed 21 October 2026.
- ↑ Companies House, TESSL AI LIMITED (15532364): officers Companies House, accessed 21 October 2026.
- ↑ Eric Johansson, Snyk’s founder on DevSecOps, a $4.7bn valuation and IPO plans Verdict, 9 August 2021, accessed 21 October 2026.