Knowsley SK

What Knowsley SK does

Knowsley SK Limited is a Manchester, UK-based designer and manufacturer of firefighting protection systems engineered for harsh industrial environments, primarily serving the oil, gas, and petrochemical sectors globally. The company's product portfolio centers on foam proportioning systems (notably the proprietary FoamTronic electronic foam proportioning system and the Turbinator water-driven foam proportioner), fire monitors (Quenchor, Firefly, oscillating and remote-control variants), foam discharge devices (Fyrextra series including high-expansion LNG foam generators), hydrants, diaphragm and pressure-reducing valves, nozzles, deluge and foam skids, hose reels, and portable extinguishers. Several products carry FM Approval, UL listing, CE marking, MED labeling, and NFPA 11 / BRE LPCB / Kuwait Fire Service Directorate / Royal Oman Police certifications, and the company operates under ISO 9001:2015 quality management. Notable specialty offerings include the Clearview external flame-detection system for floating roof tanks, the Evictor self-oscillating anti-piracy water cannon for maritime vessels, and refurbished-equipment services that have delivered documented 50% cost savings versus new purchases.

The company generates revenue through four interlocking streams: sale of manufactured firefighting hardware, professional commissioning and engineering services delivered via globally deployed in-house engineers, OEM spare parts supply (over 1,200 components stocked for same-day global dispatch), and tailor-made maintenance and service agreements. Pricing is quote-based and project-specific rather than list-priced, with go-to-market executed through direct enterprise field sales, a worldwide network of distribution and agent partners, and EPC contractor engagement for major oil and gas project wins. Documented customers include ADNOC and its Adma-Opco JV (88 hydrants for Umm Lulu Phase II; 100+ hydrants for Nasr field), North Caspian Operating Company, Khalda Petroleum Company, and Toledo Engineering as EPC contractor for ADNOC Refining/TAKREER, alongside UK-based petrochemical storage operators. Knowsley SK is part of the SK FireSafety Group's High Value Asset business unit alongside sister company Saval, following its 1984 acquisition by Saval Kronenburg, and operates from a Trafford Park manufacturing facility (doubled in 2010) and an Abu Dhabi regional office opened in 2009.

Name

Knowsley SK

Legal name

Knowsley SK Limited

Website

https://knowsleysk.co.uk

Company type

Private

Founded year

1896

Operating status

Operating

Headcount range

101–250 employees

Short description

Knowsley SK designs and manufactures specialized firefighting protection systems—foam proportioners, monitors, hydrants, and detection equipment—for high-value oil, gas, petrochemical, marine, and LNG assets globally, with 125+ years of experience.

Ownership category

akta.pro rank

Product category

Industrial Fire Protection Equipment

NAICS

Oil and Gas Field Machinery and Equipment Manufacturing (333132), Pump and Compressor Manufacturing (33391), Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables (334513)

SIC

Oil & Gas Field Machinery & Equipment (3533), Special Industry Machinery (No Metalworking Machinery) (3550)

akta.pro primary industry

Special Hazard Fire Suppression Systems (Clean Agent/Foam/CO2/Kitchen Hood) (IMAIAJAE)

Keywords

• Industrial firefighting equipment
• Foam proportioning systems
• Fire monitors and hydrants
• Petrochemical fire protection
• Deluge and foam skids

Headquarters

HQ city

Manchester

HQ country

United Kingdom

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Firefighting Equipment Sales: Manufacture and sale of firefighting products including foam proportioning systems, monitors, hydrants, valves, nozzles, deluge skids, and specialized equipment. Products sold directly to end-users and through distribution partners globally.
2. Commissioning Services: Global deployment of highly trained engineers for installation and commissioning of fire protection systems to relevant quality standards, including system inspections, operational testing, and on-site training.
3. Spare Parts Supply: Supply of over 1200 OEM components and consumables from stock with same-day priority global shipment. Includes provision of commissioning spares and spares installation service.
4. Maintenance and Service Agreements: Tailor-made service agreements including site surveys, routine maintenance, system analysis, and bespoke maintenance schedules for ongoing customer support.

Pricing tiers

Go-to-market motion3 records

Distribution channels3 records

Marketing channels4 records

Core offering

Knowsley SK designs, manufactures, and supplies firefighting protection products and integrated systems for harsh industrial environments, including foam proportioning systems, fire monitors, hydrants, valves, nozzles, deluge skids, and extinguishers. The portfolio is complemented by global commissioning, refurbishment, repair, system testing, site survey, spare parts, and tailor-made service agreement offerings for oil & gas, petrochemical, marine, and LNG operators.

Product overview

Knowsley SK is a manufacturer and supplier of firefighting products and systems for harsh industrial environments. The portfolio includes foam proportioning systems (FoamTronic FCV, FoamTronic VFD, FoamTronic Pressure Tank), fire monitors (Quenchor, Firefly, Fixed deck, Remote control, Oscillating), foam discharge units (Fyrextra series), fire hydrants and valves, nozzles (Striker series), deluge skids, wheeled extinguishers, fire hose reels (NOHA brand), and fire extinguishers (CO2, powder, fluorine-free F3). Products are complemented by services including commissioning, refurbishment, repair, dynamic system testing, site surveys, service agreements, spare parts supply, and industrial fire protection system design consultation. The company operates as part of the SK FireSafety Group with over 125 years of experience serving oil, gas, petrochemical, marine, and industrial sectors globally.

Differentiator

Problem solved

Functional benefit

Products and services

• Fyrextra Rimseal Foam Pourer-Generator Guides foam directly into the rimseal of floating roof storage tanks, minimizing foam dispersion by wind with a bronze foam maker at the inlet where air is entrained with foam solution. Used by tank terminal operators.
• Fyrextra Medium Expansion Foam Pourer Delivers high-quality homogenized foam to bund areas in tank farms, storage areas, and jetty heads using pressurized foam solution through calibrated nozzles.
• Fyrextra LNG Hi-Ex Foam Generator High expansion foam generator for LNG spill fires, discharging foam solution via a water turbine close-coupled to a fan with a 500:1 expansion ratio. Designed for cryogenic LNG plant fire protection.
• Internally Valved Pillar Hydrant Designed for petro-chemical sites with harsh environments, fabricated in carbon steel with self-draining capability to avoid frost damage. Used in cold-climate industrial firewater systems.
• Wet Barrel Pillar Hydrant Cost-effective, low-maintenance fire hydrant for locations where freezing temperatures are not a concern, available in various sizes from 3-inch single outlet standpipes.
• Diaphragm Valves Weir-type diaphragm valves designed for firefighting applications with gunmetal body and fire-resistant seal, FM Approved and Kuwait Fire Service Directorate approved.
• HoseSafe II Pressure Reducing Valve Maintains constant outlet pressure irrespective of varying inlet pressure for oil, gas, and petro-chemical sites, FM Approved.
• Firefly Mobile Monitor Premium all-terrain mobile monitor with design changes meeting modern petrochemical industry needs, maximum capacity 3300 LPM.
• Fixed Deck Monitor 5119 Fixed deck monitor providing an undivided stream of water with minimal flow restriction, lockable for unattended operation, 5000 LPM flow rate.
• Remote Control Monitor Maximizes water/foam extinguishing power with a single waterway and undivided water stream, rated for Zone 1 and 2 hazardous areas with hydraulic or electric actuation.
• Oscillating Monitor Self-oscillating monitor with Pelton wheel drive for tank farms, helideck, and process fire protection, with adjustable angle and speed of oscillation.
• Quenchor Fixed Fire Monitor Versatile FM Approved firefighting monitor for industrial and petrochemical scenarios including tank farms, loading bays, marine wharves, offshore platforms, and helidecks, with robust construction and corrosion-resistant materials.
• FoamTronic FCV System Electronic foam proportioning system that accurately doses firefighting foam concentrate using electromagnetic flowmeters and real-time adjustment of the concentrate control valve, allowing system performance testing without mixing foam and water. FM Approved and environmentally friendly.
• FoamTronic Pressure Tank Stainless steel pressure tank system for tank terminals providing foam concentrate storage with FM Approved nitrogen battery activation.
• FoamTronic VFD System UL approved electronic foam mixing system with variable frequency drive, NFPA 11 compliant with plug-and-play configuration.
• Foam Skid Modular skid assemblies incorporating foam proportioning devices, pipework, valves, strainers, and instrumentation for ease of installation in industrial foam firefighting systems.
• Foam Trailer Mobile foam trailers with self-contained foam storage tank, pump/proportioner/inductor for flexible firefighting operations.
• Deluge Skid Modular deluge skid packages for fire protection of hazardous process plants, cooling of critical equipment, storage tanks, and vapour mitigation.
• Clearview External Tank Detection System External fire detection system for storage tanks with internal floating roof, using Det-Tronics 3xIR flame detectors mounted externally through specialized glass module, eliminating internal wiring issues while maintaining ATEX Zone 0 separation.
• Evictor Anti-Piracy Water Cannon Self-oscillating anti-piracy water cannon for ship hardening using ship's fire main to create water jet and mist shield, with bronze Pelton wheel drive and minimal water requirement (25 lpm at 7 bar).
• Striker 10 Nozzle Selectable flow jet/fog nozzle for monitors and AFFF foam systems with three flow positions: straight jet, atomized spray, and wide-spreading cone fog.
• Striker 5 Hand-Held Nozzle Selectable flow jet/fog nozzle for water and AFFF foam use with constant flow rate regardless of pattern change.
• Wheeled PG Dry Powder Extinguisher Wheeled dry powder extinguisher with ammonium phosphate and ammonium sulphate mixture, frost resistant to -20°C, suitable for A, B and C fire classes.
• Wheeled PX Dry Powder Extinguisher Specialized wheeled Monnex powder extinguisher for petrochemical and offshore sectors, suitable for flammable liquids and gases with frost resistance to -20°C.
• CO2 Extinguisher (B) Carbon dioxide extinguisher for fires in environments with expensive equipment, suitable for control cabinets, server rooms, and high-voltage installations, MED labelled.
• Fluorine-Free F3 Foam Extinguisher (AB) Completely fluorine-free foam extinguisher with Bioclass F3 technology for solids (Class A) and liquids (Class B) fires, environmentally friendly.
• GC Powder Extinguisher Universal constant pressure powder extinguisher with ABC extinguishing powder for solids, liquids, and gases, frost-free to -30°C.
• PG Powder Extinguisher (ABC) Cartridge powder extinguisher with ammonium phosphate and ammonium sulphate, robust squeeze valve with overpressure protection, frost resistant to -30°C.
• PX Powder Extinguisher (BC) Specialized Monnex powder extinguisher for petrochemical and offshore sectors, particularly suitable for flammable liquids and gases with high fire-extinguishing rating.
• NOHA Fire Hose Reels NOHA brand fixed and swinging fire hose reels (including variants with automatic valves and 180° swing arms) for factories, warehouses, and showrooms, CE-marked according to EN 671-1.
• Industry Hose Reel Robust hose reel for fresh water use, mountable on floor or wall, suitable for industrial plants with hose lengths up to 38mm.
• Offshore Hose Reel - Horizontal Offshore fire hose reel with gunmetal piping for seawater use, oil-resistant antistatic rubber hose with 20 bar working pressure.
• Commissioning Service Global deployment of trained engineers for installation and commissioning of fire protection systems to quality standards, including system inspections, operational testing, and on-site laboratory foam testing.
• Refurbishment Service Equipment refurbishment services including on-site inspection, serviceable parts replacement, rebuild, retest, and recertification to extend product life.
• Repair Service Global deployment of engineers for fault diagnostics, replacement of spare parts, and engineering repair work with recertification of firefighting equipment.
• Dynamic System Testing Operational and functional testing of fixed firefighting systems including hydrant flow testing, deluge system testing, and foam system testing.
• Site Surveys Comprehensive firefighting system health checks with full written reports and recommendations for system improvements.
• Service Agreements Tailor-made service agreements with routine maintenance schedules and on-site training by experienced engineers.
• Spare Parts Supply Over 1200 OEM components available from stock with same-day priority global shipments and commissioning spares provision.
• Industrial Fire Protection and Foam System Specialist Consultation, design, supply, commissioning, and user training services for fire sprinkler and foam system integration with process design, hydraulic analysis, and 3D visualization, targeted at integrators.

Quantifiable outcome

• 50% cost saving achieved through refurbishment of remote controlled monitors instead of buying new
• +1 more outcomes

Named customers6 records

Segments6 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Three partnerships are on record, tiered regional and core.

• Kevog Corporate Services LimitedregionalChannel Partner/ Reseller/ Distributor · 12 August 2022Distribution partner appointed in Nigeria with strong presence from Lagos offices. Represents western companies and has strong relationships with Nigerian National Oil Companies, supporting existing customers and increasing market share.
• SK FireSafety GroupcoreStrategic or Co-development PartnerKnowsley SK is part of the High Value Asset business unit within SK FireSafety Group, along with sister company Saval. The group provides fire protection solutions globally with a combined range of specialist water and foam-based products.
• SavalcoreStrategic or Co-development PartnerSaval is a sister company of Knowsley SK within SK FireSafety Group. Strong business relationship formed since 1984, eventually leading to Knowsley being acquired and both companies becoming part of the same group.

Scale indicators4 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• Fomtec (Dafo): Swedish-based foam concentrate and proportioning equipment manufacturer for marine, offshore, and industrial firefighting. Comparable in foam proportioning technology and focus on environmentally friendly fluorine-free foam transitions.
• Angus Fire: UK-based manufacturer of firefighting foams, equipment, and systems for high-hazard industrial and oil & gas applications. Closest direct peer given overlapping product range (foam, monitors, hydrants) and similar customer base in petrochemical and offshore.
• Williams Fire & Hazard Control: US-based specialist in foam-based firefighting and hazard control for oil, gas, petrochemical, and tank farm applications. Comparable in product offering (foam proportioning, monitors, mobile units) and vertical specialization.
• National Foam: Manufacturer of foam concentrates and foam proportioning systems for industrial and aviation firefighting. Overlaps with Knowsley SK's FoamTronic and Turbinator foam proportioning portfolio across petrochemical, marine, and aviation markets.
• Dr. Sthamer: German manufacturer of foam concentrates and firefighting foams for industrial and petrochemical applications. Comparable in foam chemistry specialization and international reach into oil & gas and marine fire protection.
• Saval (SK FireSafety Group): Sister company of Knowsley SK within SK FireSafety Group, providing complementary fixed fire suppression systems (sprinklers, deluge) for industrial and marine markets in Europe. Sister-company relationship and shared customer base make it a tightly linked peer.

Emerging players

• Marioff (HI-FOG): Water mist fire protection specialist serving marine, oil & gas, and industrial segments with proprietary high-pressure water mist systems. Competes for high-value asset protection projects where water mist is specified over foam.

Broad incumbents

• NAFFCO: UAE-based major firefighting equipment and vehicle manufacturer with strong Middle East presence overlapping with Knowsley's Abu Dhabi customer base. Operates at significantly larger scale and broader product scope.
• Minimax: Large German fire protection company offering fire detection, sprinkler, foam, and gas suppression systems globally. Competes in industrial and oil & gas fire protection but with a much broader portfolio and larger installed base.
• Tyco Fire Protection Products (Johnson Controls): Global fire suppression and detection giant offering foam, sprinklers, and detection under one roof. Competes in industrial fire protection with significantly larger scale, broader product range, and ability to bundle across verticals.

Market position

Competitive moat5 records

Key risks2 records

Key highlights6 records

Customer concentration

• Xx.com/Knowsley_SK

Compliance13 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 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 Knowsley SK