Sempa Systems GmbH does Ultra Pure facility installations. They design and manufacture stainless steel Gas and Chemical supply systems. They also offer solutions for high purity gases and precursor chemicals. Their products ensure the integrity of the material from the supply vessel into the process chamber, ensuring utmost up-time and maintaining highest quality of standard.

Semtech Corporation is a supplier of high-performance analogue and mixed-signal semiconductors and advanced algorithms. They design, develop, manufacture, and market a wide range of products for commercial applications. They have a diverse product portfolio for solutions in low-power wireless communications, optical data transport, video broadcasting, power management, circuit protection, touch sensing, and more.

Senju Sprinkler, a distinguished Japanese fire suppression manufacturer, draws on over six decades of experience in designing reliable automatic fire sprinklers. Leveraging the exclusive solder materials and customization capabilities, they consistently deliver high-quality sprinklers known for their durability and aesthetic appeal.

Senkox Technologies Inc. is a dynamic company committed to developing state-of-the-art sensor technology. Senkox’s innovative hot spot detection products are distinguished from other linear heat detection products by functionality, robustness of usage and the flexibility of installation and maintenance.

Senseco Systems is based in the U.K. and deals in design, supply, installation, commissioning and maintenance of fire, suppression, voice, security and integrated systems. The company provides services in Alarm Systems, Suppression Systems - Gas/Water Mist, Security - Access Control / CCTV, and Maintenance.

SENSIT Technologies designs, manufactures and services a complete line of gas leak detection instruments, combustible gas indicators and confined space monitors. The company's product-line also includes vehicle mounted methane detectors and underground pipe locators.

Sentinel Fire Equipment Company provides Sales, Service, Installation, Fire demos, Surveys, Hydrotesting & CO2 Cylinder Filling, Fire Hose Halon 1211 Fire Extinguisher, 6 year Teardown & Inspection. They also provide servicing of restaurant hood systems, vehicle fire systems, fire sprinkler systems and much more.

SENTRY Products Group is a renowned manufacturer and distributor of military, law enforcement as well as public safety products.

Sepura is a global leader in the design, development and supply of digital radio solutions, complementary accessories, support tools and devices. Based in the UK's Cambridge technology hub, Sepura is a trusted partner for Professional Mobile Radio public safety and commercial users across the globe.

Serica Energy plc is a British independent upstream oil and gas company with operations centered in the UK North Sea region, with a range of exploration and production assets. The Company has the finance, scale, range of operations and technical expertise to both operate and to partner other companies.

Sertus is a manufacturer of smoke ventilation systems. They design, manufacture and certify working with architects, M&E and main contractors, and engineering consultants to make the world a safer place. They provide construction, smoke ventilation, smoke control, architecture, M&E, mechanical and electrical, and fire safety.

Servant Fire is deemed an essential business that provides service, repair and emergency work to all businesses. They are a service provider of fire protection and life safety equipment necessary for maintaining safety.

Service 1st Fire Protection offers a variety of residential and commercial fire protection services. They provide fire sprinklers, fire alarms, fire extinguishers, special hazard systems, kitchen fire safety systems and much more.

ServiceMaster Restoration by Zaba is a family-owned company specializing in cleaning and disaster restoration services here in Chicago and suburbs. As the area’s leading experts in the field, they offer home and business owners the best professional water and fire damage cleanup and restoration services available.