IST

What IST does

IST (Integrated System Technologies Limited) is a UK-headquartered smart building technology company founded in 1999 that designs, manufactures, and delivers integrated LED lighting, Power over Ethernet (PoE) infrastructure, IoT-based building management systems, and workspace analytics for commercial, healthcare, hospitality, and public-sector clients worldwide. Its proprietary technology stack spans extra-low-voltage (SELV) flicker-free iDrive® LED drivers with patented Hybrid+ dimming technology, Serenity Lighting® luminaires, iMune® building management control and IoT gateway hardware supporting EnOcean, BLE, Zigbee, Thread, MQTT, and DALI protocols, iSpayce™ workspace occupancy management, iView™ augmented reality service tools, iMesh™ wireless retrofit lighting, and a Solaro-branded Lighting-as-a-Service and Energy-as-a-Service offering delivered in partnership with Octopus Energy Generation. The company generates revenue across five streams: hardware product sales (LED drivers, luminaires, PoE sensors and switches, emergency drivers), professional services (consultancy, project management, design, installation and commissioning), managed services (remote monitoring from its Lichfield Global Innovation Centre), and recurring subscription revenue (Solaro LaaS/EaaS through PPA and asset finance structures). IST sells primarily through direct enterprise engagement supplemented by regional channel partners in Austria (Leman GmbH) and Japan (Stellaria Led Co Ltd), with marquee reference customers including NHS ambulance stations, the Radisson Blu Royal Viking Hotel, Citizen Watch HQ Tokyo, the Eiffel Tower Visitor Centre, and Austria Center Vienna.

Name

IST

Legal name

Integrated System Technologies Limited

Website

https://istl.com

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

11–50 employees

Short description

IST is a UK-based smart building technology firm designing and delivering integrated LED lighting, PoE infrastructure, IoT building management systems, and workspace analytics for enterprise, healthcare, and public-sector clients worldwide.

Ownership category

akta.pro rank

Product category

Smart Building Lighting and Building Management Systems

NAICS

Electric Lighting Equipment Manufacturing (33513), Electric Lamp Bulb and Other Lighting Equipment Manufacturing (335139), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Electric Lighting & Wiring Equipment (3640), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Lighting Controls & Building Integration (Drivers, sensors, dimming, lighting control panels, networked lighting) (IMAGAIAI)

akta.pro secondary industry

Lighting Controls & Smart Lighting Systems (BPABAGAC)

Keywords

• Smart lighting solutions
• LED driver manufacturing
• Building management systems
• Power over Ethernet infrastructure
• Workspace management software

Headquarters

HQ city

Lichfield

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Smart Building Products: Sale of LED drivers, luminaires, PoE products, sensors, and smart building hardware to enterprise clients. Projects include equipment supply, installation, and commissioning.
2. Professional Services: Consultancy, project management, design, installation & commissioning, and FM & maintenance services delivered by in-house teams and global partners.
3. Monitoring Services: Live and secure monitoring services for smart IoT systems remotely from the Global Innovation Centre, including lighting, air quality, and environmental parameters.
4. Lighting as a Service (LaaS): Solaro platform offers fully funded smart lighting upgrades through Power Purchase Agreement (PPA) or Asset Finance, where Solaro partners finance, install, operate and maintain systems.
5. Energy as a Service (EaaS): Solaro provides access to on-site energy infrastructure such as solar PV and battery storage integrated with smart lighting, with design, installation, monitoring and maintenance wrapped into fixed monthly fees.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels4 records

Core offering

IST designs, manufactures, and supplies smart building technology products including extra-low-voltage (SELV) flicker-free iDrive LED drivers, Serenity Lighting LED luminaires, the iMune building management control system and IoT gateway, the iSpayce workspace management platform, iMesh wireless mesh lighting control, and Solaro fully funded energy management solutions built on Power over Ethernet infrastructure. The company supplements these products with end-to-end professional services including smart building consultancy, project management, design, installation and commissioning, facilities management and maintenance, and remote monitoring from its UK Global Innovation Centre.

Product overview

IST (Integrated System Technologies Limited) is a smart building technology company offering a unified portfolio of lighting and building management products and services. The core product suite consists of iDrive® LED Drivers (SELV flicker-free drivers including PoE options), iMune® (building management control and IoT gateway platform), and iSpayce™ (workspace management platform). Supporting these are Serenity Lighting® (comprehensive LED luminaire portfolio including downlights, panels, linear, architectural pendants, high bay, exterior, and lamps), PoE Products (switches, sensors, gateways), iMesh™ (wireless mesh retrofit solution), and Solaro (energy management and Lighting/Energy as a Service). The products are complemented by full-service offerings including consultancy, project management, design, installation & commissioning, FM & maintenance, and monitoring services. The company focuses on extra low voltage (SELV) solutions with IP-based controls, PoE/PoE-X power distribution, and IoT integration for commercial, healthcare, hospitality, and industrial applications.

Differentiator

Problem solved

Functional benefit

Brands

• iDrive: LED driver product range including centralised, wall-mounted, rack-mounted, and single-channel LED drivers with PoE capabilities.
• Serenity Lighting
• iMune
• iSpayce
• iView
• Solaro
• iMESH

Products and services

• iDrive® LED Drivers Extra low voltage (SELV), flicker-free LED driver product range including IT-enabled PoE drivers. Centralised rack-mounted and wall-mounted options with protocols DMX-512A, RDM, DALI+, Ethernet (Art-Net, sACN, Art-Osc), and HTTP, providing power, control and dimming for LED luminaires. Sold to enterprise building owners, lighting specifiers, and integrators for commercial, healthcare, hospitality, retail, and large venue projects.
• Serenity Lighting® Portfolio of energy-efficient and human-centric LED lighting solutions including downlights, panels, linear luminaires, architectural pendants, high bay fixtures, track and spot luminaires, exterior and industrial luminaires, lamps, and LED tape. Targets lighting designers, specifiers, and facilities managers delivering low voltage LED lighting projects across commercial, healthcare, hospitality, architectural, and industrial applications.
• iMune® Building Management Control Building management control system and IoT gateway for intelligent buildings within commercial, architectural, healthcare, entertainment, hospitality, retail, outdoor, and amenity applications. Provides environmental monitoring, occupancy sensing, multi-protocol RF-to-IP translation (EnOcean, BLE, Zigbee, Thread), and BMS connectivity via PoE gateways.
• iSpayce™ Workspace Management Workspace management platform that optimises workspace occupancy and staff wellbeing using real-time data. Provides desk booking, meeting room reservation, occupancy analytics, and BMS integration for offices, healthcare, and commercial buildings. Available with no ongoing licence fees.
• iMesh™ Wireless Mesh Lighting Control Cost-effective retrofit LED lighting solution using Bluetooth / WiFi mesh technology to enable full wireless control of LED luminaires room-by-room or floor-by-floor without re-wiring. Targets building owners wanting to add smart lighting control to existing installations.
• Solaro Energy Management Solution Fully funded smart lighting upgrades and renewable energy solution delivered in partnership with Octopus Energy Generation, offering Lighting as a Service (LaaS) and Energy as a Service (EaaS) including solar PV and battery storage integrated with smart lighting. Sold to enterprises and public-sector organisations targeting zero upfront cost, stable long-term pricing, reduced exposure to energy price spikes, and up to 80% lighting electricity reduction.
• PoE Products Power over Ethernet sensors, gateways, switches, and emergency lighting solutions for monitoring and optimising workspace utilisation while providing healthy workspaces. Includes environmental sensors measuring PIR occupancy, ambient light, temperature, humidity, VOC, and noise, plus the iMune 4-1 Protocol PoE Gateway translating EnOcean/BLE/Zigbee/Thread into IP Ethernet.
• Smart Building Consultancy Services Smart building project consultancy from concept to delivery, prioritising cost management, leading-edge technology, and ESG sustainability requirements with technology-agnostic optimised solutions. Targets enterprise and institutional clients commissioning major smart building programmes.
• Project Management Services Project management from earliest stages of smart building programmes to ensure on-time, within-budget, defect-free delivery across international deployments.
• Design Services In-house design of smart building and IoT technologies to meet current and future client requirements, integrated with IST's iDrive, iMune, iSpayce and PoE product portfolio.
• Installation and Commissioning Services Installation and commissioning delivered by in-house specialists and an extensive network of global partners (e.g., Leman GmbH, Stellaria Led Co Ltd) for IoT, smart lighting, and workspace management solutions across the UK, France, Austria, Japan, Sweden, and other international markets.
• Facilities Management and Maintenance Services Maintenance services, remote monitoring, annual health checks, and comprehensive standard warranty for smart IoT systems, supporting IST's installed base across commercial, healthcare, hospitality, and large venue customers.
• Remote Monitoring Services Live and secure remote monitoring services delivered from IST's Global Innovation Centre in Lichfield, covering lighting, air quality, environmental parameters, and other IoT system telemetry for smart building customers globally.

Quantifiable outcome

• Energy reduction of >70% at NHS NWAS Ambulance Station
• +6 more outcomes

Named customers7 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration8 records

Feature8 records

Partnerships

Ten partnerships are on record, tiered core, regional, event and project.

• Octopus Energy GenerationcoreStrategic or Co-development PartnerSolaro is a partnership between IST and Octopus Energy Generation to deliver smart lighting upgrades and renewable energy solutions at no upfront cost to clients, combining Lighting as a Service and Energy as a Service.
• Leman GmbHregionalChannel Partner/ Reseller/ DistributorIST's partner in Austria with over 40 years' experience in technical services for event, film and TV productions, as well as architectural lighting design and implementation. Delivered the Austria Center Vienna project.
• Stellaria Led Co LtdregionalChannel Partner/ Reseller/ DistributorIST's partner in Japan providing technical lighting support for projects including the Citizen HQ Light is Time installation.
• CiscoeventGTM or Marketing PartnerSponsor of the Smart Buildings and Sustainability (SBS) Forum, an industry event focusing on advanced smart building and facilities management solutions.
• EnOceaneventGTM or Marketing PartnerSponsor of the SBS Forum; EnOcean provides energy harvesting wireless switches and sensors technology compatible with IST's iMune® system.
• PWM UK LtdeventGTM or Marketing PartnerSponsor of the SBS Forum; SME providing surveying, design and installation for MEP and CIVILS within construction and rail infrastructure.
• EltakoeventGTM or Marketing PartnerSponsor of the SBS Forum; provides smart home and conventional building technologies.
• PrysmianeventGTM or Marketing PartnerSponsor of the SBS Forum; world leader in energy and telecom cable systems providing structured cabling for intelligent buildings.
• TCM IP ServiceseventGTM or Marketing PartnerSponsor of the SBS Forum; delivers infrastructure for IT and communications systems using IP-based technologies.
• SiemonprojectTechnology or IntegrationGlobal network infrastructure specialists whose high performance Cat6A structured cabling enables communication and SELV low voltage power delivery for IST's smart lighting installations at Radisson hotel.

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Tridonic: Zumtobel subsidiary specialising in LED drivers, lighting controls and IoT connectivity for professional lighting. Directly competes with IST's iDrive LED driver portfolio on flicker-free, dimming and multi-protocol capability.
• EldoLED: Specialist in high-performance LED drivers and hybrid constant-current/constant-voltage architectures, now part of Acuity Brands. Highly comparable technical positioning to IST's Hybrid+ flicker-free iDrive drivers across architectural and commercial lighting.
• Helvar: Finnish specialist in DALI-based intelligent lighting controls and LED drivers, with a strong presence across commercial, healthcare, education and architectural markets in Europe. Highly comparable to IST in product positioning (controls-first, multi-protocol, project-led) and customer mix.
• Enlighted (a Siemens company): IoT-based smart lighting platform with embedded sensors, occupancy analytics and BMS integration owned by Siemens. Comparable to IST's iMune + iSpayce stack on real-time occupancy, space optimisation and intelligent building data.
• Zumtobel Group: Austrian-headquartered lighting and lighting-controls group operating the Zumtobel, Thorn and Tridonic brands. Closely comparable to IST's commercial/architectural/venue focus, with overlapping European customer base in hospitality, healthcare and large venues.

Broad incumbents

• Legrand: Global specialist in electrical and digital building infrastructure including lighting controls, BMS and PoE systems. Competes with IST at the integrated building-systems layer rather than the driver/luminaire layer, particularly in commercial real estate.
• Acuity Brands: Major North American lighting and controls company with Distech BMS, nLight controls platform, and EldoLED LED drivers. Competes with IST in networked lighting controls and intelligent building integration, though much larger and US-centric.
• Lutron Electronics: Major global lighting controls manufacturer spanning residential, commercial and hospitality with Quantum, myRoom and Vive platforms. Comparable to IST on dimming/controls sophistication, but with much greater scale and brand recognition.
• Signify (formerly Philips Lighting): World's largest lighting company offering Philips-branded luminaires, LED drivers, and the Interact IoT lighting controls platform. Overlaps with IST across smart lighting, controls, and connected building solutions, but at vastly greater scale and with a much broader product portfolio.

Emerging players

• Casambi: Finland-based wireless Bluetooth mesh lighting-controls platform adopted by many luminaire OEMs. Comparable to IST's iMesh wireless retrofit solution and increasingly an alternative for distributed wireless lighting control projects.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/ist-ltd
• Xx.com/istlimited
• Facebookfacebook.com/profile.php

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

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 IST