Sleep Number is a U.S.-based manufacturer of foam equipment, beds, as well as foundations and accessories.

At SmartMist, they offer range of fire suppression solutions with their core expertise in mist fire suppression. They operate nationwide with their network of distributors, offering their services across the UK; including England, Scotland and Wales.

SMARTSHOOTER is a designer, developer, and manufacturer of innovative fire control systems that significantly increase the accuracy and lethality of small arms. SMARTSHOOTER’s fire control solutions were designed to give soldiers and law enforcement officials a precision edge in any given firefight, but the systems bring a range of additional training and operational benefits and can be employed in a wide range of roles.

SHARKS range of innovative, new generation fire fighting products and systems are designed, manufactured and installed by Smith & Sharks Projects (India) Pvt. Ltd., a company promoted by a team of India's renowned fire engineering experts with over 40 years of outstanding performance in the field of Fire Protection Engineering and related Research & Development activities.

Smith-Doyle Contractors, Inc. is a full service Commercial and Industrial Construction Company located in Cordova, Tennessee, USA.

Smiths Fire helps to protect businesses from the risks of fire by providing fire extinguishers, fire alarms, emergency lighting and fire safety training perfectly designed for any environment.

Smoke & Fire Curtains Ltd specializes in the design, manufacture, installation and servicing of bespoke, smoke and fire curtains, available for domestic, commercial and industrial use. The Group works with all those responsible for the protection of life against the effects of smoke and fire in both public and private sectors; Fire & Rescue Services, Building Control bodies, through to architects, main contractors and more.

Smoke Control Association (SCA) members lead the way in promoting and enhancing the design, manufacture, installation and maintenance of life safety smoke ventilation systems and ensuring only independently tested and certified products are installed in buildings.

Snowdonia Fire Protection Ltd is committed to providing customers with an outstanding property protection service, which means they continuously strive to improve commercial fire alarms and home security systems to better meet their needs.

Founded in 1974, .Solid State Security Ltd has developed into the fastest reacting fire & security company. They are one of the UK’s leading specialist electrical contracting companies with over 35 years'​ experience in the design, supply, installation, commissioning and maintenance of life-safety systems including fire alarms, security systems, emergency lighting, CCTV, voice alarm systems and call systems.

Solutions for Systems is a Northern Ireland-based independently owned systems solutions firm that offers expertise in Fire, Security, Electrical and Satellite & Aerial Communication Systems.

SOMATICO is globally renowned distributor and reseller of firefighting equipment and personal protective equipment (PPE), with headquarters located in Mont Saint Aignan, Upper Normandy, France.

South Central Ambulance Service (SCAS) were the first Ambulance Service to achieve a CQC rating of 'Good' and are a top performing ambulance service and a Global Digital Exemplar NHS Trust. It provides 999 emergency services, as well as non-emergency patient transport services (PTS) and NHS 111 services.

South Central Ambulance Service (SCAS) provides medical emergency, rescue, 999 emergency services, as well as non-emergency patient transport services (PTS) and NHS 111 services across Berkshire, Buckinghamshire, Hampshire, Oxfordshire, as well as PTS across Surrey and Sussex regions in the United Kingdom, serving a total population of 7 million people.

South East Coast Ambulance Service NHS Foundation Trust is part of the National Health Service (NHS). They provide emergency rescue and aid services covering a geographical area of 3,600 square miles (Brighton & Hove, East Sussex, West Sussex, Kent, Surrey, and North East Hampshire) of South East UK.

SYFR responds to a wide range of emergencies including road traffic collisions, water rescues, and many other types of ‘special service’ incidents.

Southbourne Electrical services Ltd provides design and build electrical installations, electrical fit outs to CAT A and CAT B, electrotechnical design and installation, EICR and PAT testing, CAD work, Fire alarm systems, Data cabling, Emergency lighting, and UPS and generator installations.

Southern Monitoring Services Ltd is an independent Alarm Receiving Centre and Remote Video Response Centre in the UK and has achieved the first NSI Quality Assurance ISO 9002 certificate. The company offers services, such as security system monitoring, remote video monitoring, out-of-hours service co-ordination, lone worker monitoring, fire alarm monitoring, facilities & bespoke monitoring, as well as assisted living & telecare monitoring.

The mission of the Southern Regional Response Group (SRRG) is to provide the department with a dedicated, highly organized, and specially trained unit that can respond to and resolve crisis situations.

Southwest Fire Protection Company was founded in 1960 by an experienced group of industry professionals to design and install the finest and most reliable life and property protection systems available. They provide system design, installation and inspection work for fire safety and protection systems.