Luminance Revenue, Valuation, Funding & Investors

Luminance is valued at $100M as of April 2024, a 3.3x multiple on its last reported $30M revenue.

Last Luminance valuation

$100M

Series B · Apr 2024

Last Luminance funding round

$75M

Series C · Feb 2025

Luminance revenue

$30M

Series B · Apr 2024

Key investors in Luminance

  • Slaughter and May
  • March Capital
  • Talis Capital
  • National Grid Partners (NGP)
  • Invoke Capital
  • Point72 Ventures

Luminance Overview

About Luminance

Luminance is an AI platform for contract lifecycle management, featuring a proprietary legal language model trained on 250 million documents. Cambridge-based and established in 2015, it handles generation, negotiation, review, and analysis for enterprises worldwide. Adopted by four of the Big Five law firms and Fortune 100 corporations like Clifford Chance and BP, the platform identifies risks with 99 percent accuracy in multiple languages. Luminance processes over 10 million contracts annually, streamlining workflows across legal, procurement, and compliance teams in industries from energy to finance.


Founded

2015

HQ

United KingdomCambridge

Status

Privately held

Customer focus

B2B

Revenue model

Subscription

Revenue

$30M (Apr 2024)

Valuation

$100M (Apr 2024)

Luminance Valuation

Luminance is currently valued at $100M, based on its Series B in April 2024.

The $40M round was led by March Capital, with participation from Slaughter and May and National Grid Partners (NGP).

Luminance's valuation has grown 2.0x from $50M at its Series A in November 2017 to $100M in April 2024, across 3 priced rounds.

Luminance valuation by funding round

Revenue multiple
Luminance valuation by funding round
DateStageValuationRevenue Multiple
Apr 2024Series B$100M3.3x
Feb 2019Series B$100M33.3x
Nov 2017Series A$50M1.7x

Luminance Revenue

Luminance's latest recorded revenue is $30M, as of its Series B in April 2024. At a $100M valuation, that implies a 3.3x revenue multiple.

Revenue moved from $30M in November 2017 to $30M in April 2024, while the revenue multiple moved from 1.7x to 3.3x.

Luminance revenue by funding round

Luminance revenue and valuation multiple by funding round
DateRevenue *ValuationRevenue MultipleStage
Apr 2024$30M$100M3.3xSeries B
Feb 2019$3M$100M33.3xSeries B
Nov 2017$30M$50M1.7xSeries A

* Revenue (or ARR) figures are the values recorded alongside each funding round. Typically run-rate revenue at the time of the deal, or a reported LTM (last 12 months) revenue.

Luminance Funding History

Luminance has raised a total of $138M across 5 funding rounds.

Luminance's first fundraising round was a $3M seed round in September 2016. The most recent completed round was a $75M Series C in February 2025.

Luminance funding rounds

Luminance funding rounds
DateStageInvestorsRaisedValuationDeal Summary
Feb 2025Series CPoint72 Ventures (lead); Slaughter and May; Forestay Capital; RPS Ventures; March Capital; Schroders Capital; National Grid Partners (NGP)$75M-Luminance, a Cambridge, UK-based pioneer in Legal-Grade™ AI developed by University of Cambridge AI experts, raised $75 million in an oversubscribed Series C funding round on February 18, 2025, led by Point72 Private Investments (also referred to as Point72 Ventures), with participation from Forestay Capital, RPS Ventures, Schroders Capital, and existing investors March Capital, National Grid Partners, and Slaughter and May. This brought the total raised in the last 12 months to over $115 million and overall funding to around $165 million. The platform uses a specialist AI called the 'Panel of Judges' to automate and augment contract touchpoints, including generation, negotiation, and post-execution analysis. Luminance serves over 700 organizations across 70+ countries in all verticals, with blue-chip clients like AMD, Hitachi, LG Chem, SiriusXM, Rolls-Royce, and Lamborghini. Notably, 40% of its revenue is generated in the US, highlighting strong market traction there ahead of planned expansion. The funding will supercharge US growth, fuel key hires and new offices in the US, APAC, and Europe, and accelerate innovation at its Cambridge R&D hub to extend the AI platform into procurement and compliance use cases. Point72 Private Investments' involvement underscores confidence in Luminance's position in the legal tech market, with Managing Partner Sri Chandrasekar emphasizing the revolutionary potential of next-generation AI for enterprise contracting. The round positions Luminance to set benchmarks for end-to-end legal-grade AI, building on adoption by major global organizations.
Apr 2024Series BMarch Capital (lead); Slaughter and May; National Grid Partners (NGP)$40M$100MLuminance, a Cambridge-based pioneer in 'legal-grade' AI, develops technology that automates the generation, negotiation, and analysis of contracts and other legal documents. Customers include global manufacturers like Koch Industries, Hitachi, and Yokogawa; insurers such as Liberty Mutual; and pharmaceutical firms like LG Chem. The company raised $40 million in a Series B funding round on April 2, 2024, led by March Capital, with participation from National Grid Partners (NGP), Slaughter and May, and other existing investors. This round valued Luminance at $100 million post-money, following a Series A valuation of $50 million. The funds aim to accelerate global growth, particularly in the U.S., where over one third of revenue is generated, and to advance product innovations from its Cambridge R&D hub, such as 'Auto Mark-Up' and AI tools for non-legal teams. Luminance reported 5x ARR growth over the prior two years leading into the Series B, highlighting strong traction amid rapid legal AI market expansion. For the year ended December 31, 2022, filed accounts showed revenue increasing from £3.8 million to £5.9 million, though with an operating loss and prior net liabilities resolved via equity conversion in April 2023. The Series B builds on prior equity financings and positions Luminance to solidify market leadership against inefficiencies in legal workflows using its industry-leading large language model (LLM). Subsequently, Luminance raised $75 million in a Series C round in February 2025 led by Point72 Private Investments, with participation from Forestay Capital, RPS Ventures, Schroders Capital, and existing investors including March Capital, NGP, and Slaughter and May, bringing total raised in the prior 12 months over $115 million and overall to $165 million. By Series C, 40% of revenue came from the U.S., supporting expansion with new offices in San Francisco, Dallas, Toronto, and growth of its New York HQ. Recent product launches like Lumi Go for genAI-driven contract negotiation underscore ongoing innovation into procurement and compliance use cases.
Feb 2019Series BInvoke Capital (lead); Slaughter and May; Talis Capital$10M$100MLuminance is an artificial intelligence platform for contract review, launched in 2016, offering tools for due diligence, compliance review, property lease abstraction, and e-discovery based on machine learning from the University of Cambridge. By early 2019, it served over 130 law firms and in-house teams in more than 40 countries, including 14 of the top 100 global law firms and three of the Big Four accounting firms, with offices in London, Cambridge, Chicago, Singapore, and New York. In February 2019, Luminance raised $10 million in a Series B funding round from existing investors Invoke Capital (lead), Talis Capital, and Slaughter and May at a post-money valuation of $100 million. The funds supported product expansion from one to four offerings and global growth, building on a prior $10 million Series A in November 2017 at $50 million valuation. The company had over 70 employees at the time.
Nov 2017Series ATalis Capital (lead); Slaughter and May$10M$50MLuminance is a UK-based AI platform for legal due diligence and document review, launched in 2016. It provides machine learning tools to automate contract analysis and support lawyers in M&A and other legal processes. Slaughter and May served as an early design partner and investor. On November 29, 2017, Luminance closed a $10 million Series A funding round led by Talis Capital, with participation from Invoke Capital and Slaughter and May. The round valued the company at $50 million post-money. Previously, in December 2016, Talis Capital invested when Luminance was valued at $20 million. The funds supported international expansion, including a new North American headquarters in Chicago, to meet global demand from top-tier law firms in Europe, Asia-Pacific, and the U.S. At the time, Luminance had proven its value with leading law firms just one year after launch.
Sep 2016SeedInvoke Capital (lead); Slaughter and May$3M-Luminance is an artificial intelligence platform for legal document review and due diligence, built on machine learning research from the University of Cambridge. The company launched in September 2016 with backing from Invoke Capital, the technology investment fund founded by Dr. Mike Lynch, and established a collaboration with Magic Circle law firm Slaughter and May. Invoke Capital invested in the low millions at this initial stage, though the exact post-money valuation was not publicly disclosed. The platform uses machine learning and pattern recognition to read and understand legal language, enabling lawyers to complete contract review and M&A due diligence tasks in significantly reduced timeframes. By the end of 2016, Luminance had already deployed its technology across live deals and counted 20 employees with customer interest spanning multiple international markets including South Africa and Nordic countries.

Who has invested in Luminance?

9 investors have backed Luminance across its funding rounds, including Slaughter and May, March Capital, Talis Capital, National Grid Partners (NGP), Invoke Capital and Point72 Ventures.

Lead investors include Point72 Ventures, March Capital, Invoke Capital and Talis Capital.


Luminance Investors

Investors in Luminance by funding rounds participated
InvestorHQRoundsRoleFirst check
Slaughter and MayUnited KingdomLondon5ParticipantSep 2016
March CapitalUnited StatesLos Angeles, CA2LeadApr 2024
Talis CapitalUnited KingdomLondon2LeadNov 2017
National Grid Partners (NGP)United StatesSan Jose, CA2ParticipantApr 2024
Invoke CapitalUnited KingdomCambridge2LeadSep 2016
Point72 VenturesUnited StatesNew York City, NY1LeadFeb 2025
Forestay CapitalSwitzerlandGeneva1ParticipantFeb 2025

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Luminance Competitors

Luminance competitors include listed companies like Razor Labs and Redwood AI, and private ones like Lexroom.ai, File & ServeXpress Holdings, Atticus and LEGALFLY.

Public and private companies comparable to Luminance
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
Lexroom.aiItalyMilanPrivate$12M-$90M7.5x
File & ServeXpress HoldingsUnited StatesDallas, TXPrivate--$105M-
AtticusAustraliaMelbournePrivate--$90M-
LEGALFLYBelgiumGhentPrivate--$76M-
Razor LabsIsraelIsraelPublicly listed$11M($5M)$72M-
Redwood AICanadaCanadaPublicly listed-($385K)$44M-

Luminance Public Comps

Luminance is still privately-owned, but its public comps include Pluszero, Laboro AI, Shine Justice, Gateley, Blaize Holdings, Xp Industrial FII, Aeternal Mentis, RTB Digital (Roundtable), Razor Labs and Stradvision.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
Pluszero$10M$4M8.8x7.4x23.5x-
Laboro AI$12M$2M6.4x6.4x49.0x-
Shine Justice$149M$22M1.0x1.0x6.6x4.6x
Gateley$261M$21M0.7x0.7x8.7x4.8x
Blaize Holdings$39M($205M)1.3x1.3x(0.2x)(0.9x)
Xp Industrial FII$9M-10.0x---
Aeternal Mentis$278K($346K)454.4x-(365.1x)-
RTB Digital (Roundtable)$11M($13M)11.6x-(9.7x)-

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Common questions about Luminance

When was Luminance founded?Luminance was founded in 2015.
Where is Luminance headquartered?Luminance is headquartered in Cambridge, United Kingdom.
Is Luminance publicly listed?No, Luminance is a private, VC-backed company.
What is Luminance's valuation?Luminance was last valued at $100M in its Series B in April 2024.
How much funding has Luminance raised?Luminance has raised $138M across 5 funding rounds.
What was Luminance's last funding round?Luminance's last funding round was a $75M Series C in February 2025, led by Point72 Ventures.
Who are Luminance's investors?Luminance's investors include Slaughter and May, March Capital, Talis Capital, National Grid Partners (NGP), Invoke Capital, Point72 Ventures, Forestay Capital, RPS Ventures and Schroders Capital.
What is Luminance's revenue?Luminance's latest recorded revenue is $30M (April 2024).
What is Luminance's revenue multiple?Luminance's latest valuation implies a 3.3x revenue multiple ($100M valuation on $30M of revenue).
Which companies are comparable to Luminance?Companies comparable to Luminance include Lexroom.ai, File & ServeXpress Holdings, Atticus, LEGALFLY, Razor Labs and Redwood AI.

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