What L39 TECH LTD does

L39 Tech Limited is a London-based private limited company (Company Number 16084164) operating as a bespoke secure engineering firm. Its portfolio centers on Project Cerberus, an acoustic phased-array drone detection and anti-UAV system that uses patent-pending AI ensemble models to detect, classify, and track UAV threats including RF-silent drones with onboard AI navigation or fibre-optic tethers. The Cerberus product line comprises three hardware tiers - Cerberus Prime (long-range beamforming node with 3D localization), Cerberus Wire (distributed mesh sensor network), and Cerberus Aegis (active interdiction turret with optical fusion and kinetic net launch) - currently at TRL 6 with a US patent application pending.

The company monetizes through direct bespoke project commissions across defense, critical infrastructure, and enterprise clients, supplemented by a five-pillar services catalogue: Resilient AI Systems (adversarially robust neural networks for FinTech, MedTech, and autonomous transport), Industrial IoT and Hardware (bespoke PCB/FPGA design and battery management for harsh environments), Secure Software and Apps (security-first full-stack development), End-to-End Prototyping (concept-to-MVP electronics, firmware, casing, and software), and SME & Startup Strategy (fractional CTO and IP advisory). Pricing is quote-based and not publicly disclosed. Go-to-market is sales-led via direct enterprise field engagement, with Phase II field trials serving as a customer acquisition and validation mechanism, and emerging OEM/licensing partnerships intended to distribute the Cerberus classification engine through third-party hardware manufacturers via API or edge-compute modules.

Customer segments include defense and military, critical infrastructure operators (power plants, airports, data centres), law enforcement and corrections, industrial/energy/aerospace firms, and SMEs requiring fractional technical leadership. No named customers, revenue figures, headcount, or funding rounds are disclosed in the available data, and the company operates from a single London registered office. Marketing channels are limited to direct website inquiry (with secure contact options via Signal, WhatsApp, email, and phone) and field trial outreach, reflecting a confidential, high-trust engagement model.

Name

L39 TECH LTD

Legal name

L39 Tech Limited

Website

https://l39.tech

Company type

Private

Operating status

Operating

Short description

L39 Tech Limited is a London-based bespoke secure engineering firm building Project Cerberus - a patent-pending acoustic drone detection and anti-UAV system - alongside resilient AI, industrial IoT hardware, and secure software services for defense, critical infrastructure, law enforcement, and enterprise clients.

Ownership category

akta.pro rank

Product category

Defense & Security Engineering Services

NAICS

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511), Computer Systems Design Services (541512), Communications Equipment Manufacturing (3342)

SIC

Search, Detection, Navagation, Guidance, Aeronautical Sys (3812), Industrial Instruments For Measurement, Display, And Control (3823), Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Counter-UAS (C-UAS) Systems & Drone Defense (IMABAIAG)

akta.pro secondary industries

Autonomy Software, AI & Mission Management (UAS/UXV) (IMABAIAH), UAS Communications, Datalinks, SATCOM & Remote Control Systems (IMABAIAJ), UAS Ground Control Stations (GCS) & Remote Operations Infrastructure (IMABAIAL)

Keywords

• Acoustic drone detection
• Anti-UAV systems
• Secure engineering services
• Industrial IoT hardware
• Resilient AI systems

Headquarters

HQ city

London

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Operations, Infrastructure, Supply Chain, Marketing or Sales

Revenue model

1. Bespoke Hardware Engineering: Custom PCB, FPGA, and electronic system design and prototyping for industrial clients in energy, manufacturing, and aerospace sectors. Revenue generated through project-based hardware engineering engagements.
2. Secure Software & Application Development: Full-stack development services for mobile, SaaS, and enterprise software. Delivered as project-based engagements or potentially recurring retainer arrangements for ongoing development.
3. SME & Startup Advisory Services: Fractional CTO and strategic advisory services for growing companies. Includes technical roadmap navigation, tech stack selection, and IP preparation for investor due diligence.
4. End-to-End Prototyping Services: Full product lifecycle prototyping from concept to functional MVP including electronics, firmware, casing, and software interface.
5. Project Cerberus Technology Licensing: Licensing partnerships for commercial use of Cerberus acoustic detection technology, AI ensemble models, and algorithms. OEM integration via direct API or edge-compute modules for hardware manufacturers.
6. Defense & Security Systems: Military-grade autonomous defense systems integrating real-time threat analysis with bespoke hardware solutions. Currently in advanced development stages.

Go-to-market motion3 records

Distribution channels4 records

Marketing channels3 records

Core offering

L39 Tech is a bespoke secure engineering firm that designs and builds resilient AI systems, industrial IoT hardware (PCB/FPGA), and secure software for defense, enterprise, and critical infrastructure clients. Its flagship offering is Project Cerberus, an acoustic phased-array drone detection and anti-UAV system using patent-pending AI ensemble models to detect RF-silent drones. The company also delivers end-to-end prototyping, secure full-stack software development, and fractional CTO/advisory services for SMEs.

Product overview

L39 TECH LTD is a bespoke secure engineering firm offering military-grade precision solutions for defense, enterprise, and critical infrastructure sectors. The portfolio consists of Project Cerberus (an integrated acoustic drone detection and anti-UAV system) as the primary product, alongside four specialized sub-products (Cerberus Prime, Cerberus Wire, and Cerberus Aegis forming the hardware solution tier) plus five service offerings covering Industrial IoT & Hardware, Secure Software & Apps, Resilient AI Systems, End-to-End Prototyping, and SME & Startup Strategy advisory services. The unified offering emphasizes security-first engineering across physical and digital domains.

Differentiator

Problem solved

Functional benefit

Brands

• Project Cerberus: Acoustic Drone Detection & Anti-UAV Systems - Advanced acoustic phased-array technology and patent-pending AI ensemble models for detection, classification, and tracking of UAV threats in zero-visibility environments.

Products and services

• Project Cerberus

Quantifiable outcome

• Response time <0.5s for threat detection
• +1 more outcomes

Segments7 records

Ideal customer profiles6 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability5 records

Feature7 records

Partnerships

Three partnerships are on record, tiered core.

• OEM Hardware ManufacturerscoreOEM/ Whitelabel/ Licensing PartnerL39 Tech offers OEM integration partnerships for hardware manufacturers seeking to embed Cerberus intelligence. Direct API integration or edge-compute modules available for embedding acoustic detection capabilities into third-party hardware platforms.
• Licensing PartnerscoreOEM/ Whitelabel/ Licensing PartnerCommercial licensing partnerships enabling businesses to leverage the Cerberus acoustic dataset and algorithms. Open negotiation for licensing agreements for technology commercialization.
• Defense & Law Enforcement OrganizationscoreStrategic or Co-development PartnerPhase II field trial partnerships with defense, law enforcement, and security organizations to demonstrate capabilities in real operational environments. Currently securing partners for field demonstrations of Project Cerberus.

Scale indicators2 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Thales: Thales is a global defense and aerospace prime offering integrated C-UAS solutions (EagleShield), radar and sonar sensor suites, and secure communications for military and critical infrastructure customers. It represents a broad-incumbent threat and a potential large-scale OEM licensing partner for L39's acoustic IP.
• Anduril Industries: Anduril is a well-funded defense technology prime offering Lattice — an integrated C-UAS, autonomous systems, and ISR platform serving the US DoD and allied governments. It represents the broad-incumbent threat to L39: a vertically integrated competitor with vastly greater capital, sensor fusion capabilities, and existing defense contract vehicles.

Direct peers

• Dedrone: Dedrone provides multi-sensor C-UAS detection (RF, radar, camera) and is widely deployed across defense, government, and critical infrastructure sites. It competes directly with L39 in the integrated drone detection category and pursues a similar hardware-agnostic, software-led architecture philosophy.
• Fortem Technologies: Fortem Technologies provides DroneHunter, an autonomous C-UAS solution combining radar-based detection with kinetic interceptor drones. It competes with L39 in the active-interdiction segment that Cerberus Aegis also targets, and serves similar defense and critical-infrastructure customers.
• Blighter Surveillance Systems: Blighter develops radar-based ground surveillance and drone detection systems (A400 series) deployed across defense, border security, and critical infrastructure. It is a direct competitor to L39 in the perimeter drone detection category, though Blighter's primary modality is radar rather than acoustic.
• DroneShield: DroneShield is a publicly listed C-UAS vendor offering RadioFrequency, radar, thermal, and acoustic drone detection sensors alongside kinetic and electronic defeat effectors. It is the most direct competitor to L39's Cerberus in the small-form-factor, multi-modal drone detection category, serving defense, corrections, and critical infrastructure customers globally.
• Liteye Systems: Liteye Systems is a US-based defense integrator offering multi-sensor C-UAS solutions including SHIELD — combining radar, RF, and EO/IR for drone detection. It is comparable to L39 as a mid-sized C-UAS integrator pursuing defense and critical infrastructure contracts.
• D-Fend Solutions: D-Fend Solutions provides cyber-based counter-drone detection and takeover systems focused on airports, prisons, and military bases. It directly addresses the same RF-silent and autonomous-drone threat profile that L39's Cerberus targets, making it a direct peer in the C-UAS detection segment.

Emerging players

• Sensofusion: Sensofusion provides AIRSHIELD, an RF-based drone detection and localisation system used by defense, law enforcement, and critical infrastructure operators. It is comparable to L39 as a smaller, focused C-UAS specialist pursuing similar customer segments, though using a different primary sensing modality.
• Department 13: Department 13 develops MESMER, a software-defined counter-drone protocol-manipulation system targeting commercial and defense customers. As an emerging C-UAS specialist focused on a specific defeat modality, it is comparable to L39 in scale and category, though addressing a different technical layer of the C-UAS stack.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about L39 TECH LTD