Luminance

About Luminance

Financials

Dated, source-cited figures. Estimates are marked.

Products by Luminance

All products by Luminance reviewed by our AI panel of experts.

LuminanceAI Legal

AI-powered contract review and legal document analysis

Free7.6/10

How Our Review Panel Scores Luminance

Six independent reviewer personalities assessed Luminance's product on their own terms. They disagreed by 3.8 points — The Skeptic was the hardest to convince, The Decision Maker the most positive.

Averaged across 1 reviewed product in our catalog. Scores are out of 10.

Competitive Landscape

Who Luminance competes with, and how they differ.

Harvey8.0/10

Broader enterprise legal-AI copilot spanning litigation, research and drafting across a whole firm's practice (OpenAI Startup Fund-backed), where Luminance stays narrower and deeper on contract review and due diligence via its own legal-document-trained model rather than a general LLM wrapper.

1 product reviewed on TopReviewed

Legora7.9/10

AI-native legal work platform focused on collaborative drafting and review inside law firms, competing directly with Luminance for the same UK/EU due-diligence and contract-review budgets.

1 product reviewed on TopReviewed

Ironclad7.9/10

Owns the full contract lifecycle — creation, negotiation, e-signature and repository — rather than plugging in only at the AI review/analysis stage the way Luminance does.

1 product reviewed on TopReviewed

LexisNexis8.0/10

Incumbent legal-research platform bundling generative AI (LexisNexis+ AI) into its existing subscription base, competing on distribution and incumbency rather than review-specific AI depth.

1 product reviewed on TopReviewed

Thomson Reuters7.9/10

Legal-information incumbent (Westlaw) that acquired Casetext's CoCounsel to bolt AI research and drafting onto existing enterprise contracts, competing via bundling rather than a purpose-built review engine.

5 products reviewed on TopReviewed

Company Timeline

Key milestones in Luminance's history, with sources.

1. Feb 18, 2025Funding

   Series C — $75M led by Point72 Private Investments

   Oversubscribed round with Forestay Capital, RPS Ventures and Schroders Capital plus existing backers March Capital, National Grid Partners and Slaughter and May; brought total funding to $165M.

   techcrunch.com
2. Apr 2, 2024Funding

   Series B — $40M led by March Capital

   Round led by Santa Monica-based March Capital with National Grid Partners and existing investors; funds earmarked for US expansion, where Luminance already generated over a third of revenue.

   cnbc.com
3. Feb 7, 2019Funding

   Series B — $10M raise values Luminance at $100M

   Follow-on round from existing investors Invoke Capital, Talis Capital and Slaughter and May; company had raised $23M total since its 2015 founding and served 130+ law firms in 40+ countries.

   artificiallawyer.com
4. November 2017Funding

   Series A — $10M led by Talis Capital, $50M valuation

   Talis Capital led the round alongside Invoke Capital and Slaughter and May to scale the contract-review platform beyond its early Cambridge roots.

   artificiallawyer.com
5. 2015Founded

   Founded by Cambridge academics Adam Guthrie and Dr. Graham Sills

   Founded in 2015 out of the University of Cambridge, applying machine-learning and pattern-recognition research to legal-document review; seed-backed by Mike Lynch's Invoke Capital.

   artificiallawyer.com