Our Story

A Peek into Lexical Labs

Lexical Labs is changing the way businesses review contracts

Our Vision

Contracts reviewed by AI and driven by ANYONE

The things that matter.

Our Philosophy and Values

Contracts are exciting celebrations of relationships and the lifeblood of businesses.

The embody the values of Lexical Labs.


Seek relationships based on reliability, honesty, loyalty and trust.


Simply find better and exciting ways of doing things


Be the first rate version of yourself, not a second-rate version of someone else

The story so far...

Our Origins

July• 2015
Idea Formed

Will (the software engineer) and Liam (the lawyer) rediscover their school friendship by experimenting with AI and contracts at night after their day jobs.

July • 2016
Company Founded

Will and Liam take the plunge and set-up Lexical Labs

January • 2018
Technology building and Simon joins

AI engine and logic based expert system finished.

Simon joins as co-founder after a career in Big Law

March • 2018
First Customers

First customers uploading contracts into Tiro

June • 2020
10,000th contract upload

The Covid pandemic spurs progress in contract digitisation and Tiro gains traction.

March • 2022
GPT integration

Tiro now harnesses the power of GPT and Large Language Models in summarising contracts, Q&A on contracts and suggesting drafting improvements.

That is only the start.

In just a few short years

Since first releasing the Tiro platform five years ago, we have already gained significant traction and have helped our clients achieve more, with less.

First customers
Clauses reviewed
est. hours saved
Behind the magic

Meet the Team

With decades of expertise across legal and tech, our founders have been building Lexical Labs together since the beginning, and we have gathered an incredible team of experts to help us bring this idea to life.

Liam Gilchrist
Founder & CEO
  • 10+ years global legal experience
  • Herbert Smith Freehills, Ashurst, Radiant Law
Simon Black
  • 25+ years legal experience
  • Ex-Managing Partner of Allen & Overy, Tokyo
Dr William Becker
Founder & CTO
  • PhD in Artificial Intelligence
  • Engineering Lead at Qubit
Alex Claydon
Head of LLM Strategy
  • 12 years legal experience
  • Allen & Overy, White & Case
  • 5 years startup and data products experience

Our Partners

We have worked with some world-class organisations to bring Tiro to life.
 To see more specific case studies, and other whitepapers, see our whitepapers page.

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