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GALLOS Technologies

3rd Floor 86-90 Paul Street, London, England, EC2A 4NE, United Kingdom

Overview

GALLOS Technologies invests and co-builds early-stage (pre-seed to Series B) security technology firms.

Total investments
3
Lead investments
2
Investments · 12mo
1
Active investors
2
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Investment portfolio

  • StirlingX

    Participated · Seed · Nov 2025

    StirlingX develops a sovereign intelligence and autonomy platform that captures, secures, fuses, analyses and enables action on data from complex and contested environments; it is publicly described as a data intelligence provider "disguised as a drone company." The company serves defence and critical national infrastructure customers with use cases including surveying, mapping, monitoring infrastructure and detecting and countering hostile drones. StirlingX is chaired by the former Director of GCHQ and led by CEO and founder Dean Jones. It recently raised an $11 million Seed round and has just closed a $20 million Series A to accelerate product development and international expansion. The company cites traction with partners across Five Eyes and defence ministries and agencies and intends to scale with new and existing partners to support complex missions.

  • ContraForce

    Led · Seed · Oct 2024

    ContraForce has developed a security service delivery platform that employs proprietary AI and automation to streamline the time and expertise service providers require to manage security incident and event management and endpoint detection and response tools. Its platform integrates with Microsoft Sentinel, Microsoft Defender, Splunk Enterprise Security, IBM QRadar SIEM, CrowdStrike Falcon XDR and SentinelOne Singularity XDR. ContraForce enables service providers to immediately launch managed detection and response and managed security operations center (SOC) services, allowing them to add a new line of business. The company reports a growing customer base and distribution partners around the world. Annual recurring revenue grew 400 percent over the past 12 months. ContraForce plans to use the seed funding to accelerate release of new product features and invest in sales and marketing in preparation for a future Series A. ContraForce delivers a no-code security automation platform that makes cybersecurity accessible for small and medium-sized businesses that lack the resources and expertise to defend themselves. Its platform automates threat detection, response, and compliance across cloud, network, endpoint, and users, mapping vulnerabilities to the MITRE ATT&CK framework. The product enables organizations without dedicated security personnel to respond to threats without having to learn or write complex detection code and response workflows. ContraForce positions its solution to help customers, regulators, and insurers verify security and compliance, addressing rising pressure on smaller organizations. The company was founded and built by security and cloud experts from Armor, McAfee, and Intel and is headquartered in McKinney, Texas. ContraForce recently received a $2 million seed investment from DataTribe and will work with the firm following its win of the fourth annual DataTribe Challenge.

  • Second Front Systems

    Led · Series A · Jan 2023

    Second Front Systems builds secure cloud hosting and delivery capabilities for mission-critical software, operating a DOD-accredited Game Warden solution for up to TOP SECRET and listed as FedRAMP® In Process. Game Warden securely fast-tracks government access to SaaS applications and deploys commercial and government solutions to classified, air-gapped, regulated, and government environments worldwide. The platform is trusted by organizations including Microsoft, Amazon Web Services, Learn to Win, and DEFCON AI. Led by CEO Tyler Sweatt, the company focuses on accelerating delivery of innovative tools and programs for global security and commercial missions. Second Front Systems closed a $70M Series C to support expansion of capabilities and accelerate delivery of emerging technology and software tools. The company is headquartered in Wilmington, DE. Second Front Systems develops the Game Warden DevSecOps platform and a secure cloud hosting environment to accelerate delivery of commercially‑proven SaaS applications for national security missions. The company services software providers ranging from large defense contractors to startups and supports global government agencies. Customers and partners cited in the article include Aalyria and Adarga, and AFWERX Prime selected Game Warden to support a major USAF Autonomy program. Second Front has experienced over threefold year‑over‑year growth while expanding support across the USG and internationally, with an initial focus on the United Kingdom, Australia, and NATO. Led by CEO Tyler Sweatt and based in Wilmington, DE, the company positions itself to broaden commercial and public sector deployments. It plans to use new funding to continue global expansion and to support customers across commercial and public sector markets. Second Front Systems (2F) is a public-benefit software company focused on accelerating delivery of mission-critical SaaS to government. Its core product, Game Warden, is a fully managed, compliant DevSecOps platform positioned as a software bridge between allied nations. Game Warden is currently delivered on AWS GovCloud with production environments available at Impact Levels 2, 4, and 5. 2F plans to expand Game Warden’s availability to additional environments and across multiple cloud providers and to enter the UK market. The company has completed an oversubscribed Series A funding round and is executing a secondary close to advance its international expansion. Leadership highlights in the article include CEO Peter Dixon, who referenced interoperability gaps between allied information systems. Second Front Systems is a public-benefit software company focused on accelerating delivery of mission-critical SaaS solutions to government users. Led by CEO Peter Dixon and based in Arlington, VA, the company provides the GameWarden DevSecOps platform and a secure cloud hosting environment to fast-track government access to commercially-proven applications for national security missions. Software providers and government agencies use GameWarden, which is currently delivered on AWS GovCloud with production environments available in Impact Levels 2, 4, and 5. With the Series A financing, the company expects to expand availability to additional environments and across multiple cloud providers. Second Front intends to use the funds to grow its technical talent base and to continue introducing and maturing cybersecurity testing and machine-learning-driven automation for its platform. The company raised $32M in a Series A round co-led by AEI HorizonX with participation from several venture investors. Second Front Systems is a public benefit, venture-backed software company that equips defense and national security professionals to accelerate access to and integration of emerging technologies. Its core product is the Atlas Fulcrum platform, which has received a major contract award from the General Services Administration (GSA) and AFWERX and which the company plans to further expand. Second Front uses software network effects to bridge commercial technologies and warfighters, breaking down silos and connecting dispersed buying centers to speed technology discovery, assessment, and integration. The company was founded by two former Marines and emphasizes a product-first approach to streamline defense acquisition processes. Financially, Second Front extended its original $6.0M seed with an oversubscribed $2.1M extension, bringing total seed funding to $8.1M. Existing investors include 8VC, Kleiner Perkins, Gula Tech Adventures, and Abstract Ventures; the extension adds strategic investor Pallas Ventures. Proceeds will be used to expand Atlas Fulcrum’s capabilities, develop additional products, and support growth activities.

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