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Glasswall

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Glasswall delivers the ability to take control of files, to apply standards and policy to how files are used, combined with unique protection from zero-day malware attacks

London, United KingdomFounded 2005Cybersecurity
Valuation $50–100M Last recorded · 2020
Revenue $10–50M Latest reported FY
Headcount 100–500 Current team size
Total funding $50–100M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Glasswall and the history behind them.

About Glasswall

Glasswall is a cybersecurity company specializing in Content Disarm and Reconstruction (CDR) technology to protect organizations from advanced persistent threats (APTs). The company serves a diverse range of clients across various sectors, including finance, healthcare, and government, who require robust file protection solutions. Operating in the cybersecurity market, Glasswall's business model revolves around offering its CDR technology through software licenses and subscription services. This technology works by instantly cleaning and rebuilding files to match their known good standard, thereby removing potential threats without disrupting business operations. Glasswall makes money by selling its software directly to organizations and through a partner program that allows other security providers to integrate Glasswall's CDR technology into their own offerings. The company aims to provide a proactive approach to cybersecurity, moving away from traditional detection-based methods that often fail to keep up with new threats. Keywords: cybersecurity, CDR technology, advanced persistent threats, file protection, proactive security, software licenses, subscription services, partner program, instant file cleaning, threat removal.

Source: Dealroom company data

At a glance

Founded
2005
Headquarters
London, United Kingdom
Sector
Cybersecurity
Power Law
Colt$25–100M revenue

Latest news

Press, funding announcements and product moves mentioning Glasswall.

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Investors

9 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A7 investors entered at this stage

  • Kiplin Capital
  • IPGL
  • Michael Spencer
  • Andy Bell
  • Lance Uggla
  • Stuart Rose
  • Lord Rose

Series B and later2 investors entered at this stage

  • HSBC UK
  • PSG
Employees mapped 158 incl. 1 AI specialist
Founders Hidden — book a demo/100 quality score
Key operators 6 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
5 countries with
team presence
🇬🇧 United Kingdom81.1%
🇺🇸 United States14.9%
🇦🇺 Australia1.4%
🇷🇸 Serbia1.4%
🇺🇦 Ukraine1.4%
5 countries shown
Web traffic by country
16K monthly visits
across markets
🇺🇸 United States65%
🇬🇧 United Kingdom11.3%
🇮🇳 India8.8%
🇳🇬 Nigeria3.8%
🇩🇪 Germany3.8%
Top 5 markets shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Glasswall on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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