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Monumental

Monumental

Private
AmsterdamFrontier & Industrial Techhttps://www.monumental.co/

Last Round

Series B

Jul 15, 2026

Est. Valuation

$213M

Total Funding Raised

$57M

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Monumental is a robotics company that develops and deploys AI-powered autonomous robots for on-site construction, focusing on automating tasks like bricklaying.

Sector

Frontier & Industrial Tech

Verticals

Construction Tech, Industrial Robotics, PropTech Services, Computer Vision

Business Model

B2B

Customer Profile

Usage-Based SaaS, Services & Consulting, Hardware + Subscription

AI Layer

Application

Keywords

autonomous bricklayingbricklaying robotsconstruction roboticsRobot-as-a-ServiceRaaSautonomous constructionconstruction automationautonomous robotsAI for constructionconstruction techmasonry automationmachine visionconstruction subcontractorusage-based pricing

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Monumental Comparables

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Monumental comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
FBR Limited
77%
Buildroid AI
72%
All3
70%

Monumental Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BJul 15, 2026
SeedFeb 15, 2024

Key People

Founding team and executive leadership

Sebastiaan Visser

Founder CTO

Founding Team

Salar al Khafaji

Founder CEO

Founding Team

Monumental Investors

Notable investors and investment history

Monumental investors
InvestorRounds
Khosla VenturesSeries B
NorthzoneSeed
Material VenturesSeed
PluralSeries B
FoundamentalSeed
PluralSeries B, Seed
NP-Hard VenturesSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 21, 2026

    Monthly visitors grew 109% MoM, reaching 32K.

  • Jul 15, 2026

    $32M round led by Khosla Ventures.

Monumental Filings

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

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Frequently Asked Questions

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

Is Monumental a public or private company?

Monumental is a private company.

What is the current stock price of Monumental?

Monumental is a private company with no public stock price. No recent secondary market data is available.

How much is Monumental worth (valuation)?

Valuation information for Monumental is not publicly available.

Can I buy Monumental stock?

Monumental shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Monumental's last funding round?

Funding round information for Monumental is not publicly available.

Who are the main investors in Monumental?

Investor information for Monumental is not publicly disclosed.

Will Monumental IPO soon?

No public IPO plans have been announced for Monumental.

How can I track Monumental secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Monumental's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersAmsterdam
Employee Range90
Year Founded2021
Last FundingJul 15, 2026

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