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Rayon

Rayon

Private
ParisEnterprise Softwarehttps://www.rayon.design/

Last Round

Series A

Sep 29, 2026

Total Funding Raised

$17.39M

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Rayon is a construction technology company that develops a collaborative, browser-based design platform for creating and sharing architectural drawings and floor plans.

Sector

Enterprise Software

Verticals

Construction Tech, Vertical SaaS, Building Information

Business Model

B2B

Customer Profile

Subscription SaaS, Freemium

AI Layer

Application

Keywords

architectural design softwarecollaborative designbrowser-based CADfloor plan softwareinterior design softwarecloud-based CADAEC softwareweb-based designAI-powered designgenerative designproptechSaaS design toolcloud-native CADfigma for architectureonline drafting tool

Historical Pricing

Historical view of private secondary pricing and transaction trends.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Track how buyer interest and sentiment changes over time.

Rayon Comparables

Compare Rayon with similar companies based on industry and business-model similarity.

Rayon comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Arcol
88%
Snaptrude
86%
Motif Systems
83%

Rayon Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series ASep 29, 2026
SeedSep 27, 2023
Pre SeedJun 15, 2022

Key People

Founding team and executive leadership

Stanislas Chaillou

Co-founder, COO CPO

Founding Team

Bastien Dolla

CEO Co-Founder

Founding Team

Rayon Investors

Notable investors and investment history

Rayon investors
InvestorRounds
Kima VenturesPre Seed
PartechSeries A
20VCPre Seed
NorthzoneSeries A, Seed
Partech PartnersSeries A
20VCPre Seed
FoundamentalSeries A, Pre Seed, Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Sep 29, 2026

    $11.36M round led by Partech.

  • Oct 28, 2025

    Added Sharies, a real estate/co-living startup, as a customer.

Recent news

Latest coverage and updates

  • is_developingSep 29, 2026

    rayon.design develops a cloud CAD application

  • identified_as_competitor_ofSep 29, 2026

    rayon.design identified as competitor of Snaptrude.

  • launchesSep 29, 2026

    rayon.design launches mobile-first app.

  • identified_as_competitor_ofSep 29, 2026

    rayon.design identified as competitor of Nemetschek.

  • identified_as_competitor_ofSep 29, 2026

    rayon.design identified as competitor of Trimble.

Rayon Filings

Explore SEC and related filing metadata, where available.

Rayon filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Rayon's valuation, stock price, and market status.

Is Rayon a public or private company?

Rayon is a private company.

What is the current stock price of Rayon?

Rayon is a private company, so its shares have no public market price. Caplight tracks Rayon's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Rayon worth (valuation)?

Valuation information for Rayon is not publicly available.

Can I buy Rayon stock?

Rayon shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Rayon's last funding round?

Rayon's most recent funding round was Series A on September 29, 2026.

Who are the main investors in Rayon?

Key investors in Rayon include Partech, Northzone, Partech Partners, Foundamental, Seedcamp.

Will Rayon IPO soon?

No public IPO plans have been announced for Rayon.

How can I track Rayon secondary market activity?

Caplight tracks bids, offers, and trades in Rayon's shares on secondary markets.

Firmographic Details

HeadquartersParis
Employee Range27
Year Founded2021
Last FundingSep 29, 2026

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