Siddons Martin Emergency Group is a renowned US-based dealer and provider of emergency rescue and fire services vehicles, along with fire apparatus and rescue equipment. Headquartered in Houston, Texas, Siddons-Martin Emergency Group is one of the largest emergency vehicle dealerships in North America.

SIDERISE has been creating and manufacturing acoustic, fire and thermal insulation solutions for the UK and overseas markets for over 40 years. They have developed an extensive range of fire-stopping insulation products which are available for a variety of applications including floor and wall compartmentation, suspended ceilings, raised access floors and facades.

Sierra Wireless is an IoT pioneer, empowering businesses and industries to transform and thrive in the connected economy. Their innovative products and solutions connect thousands of businesses to critical data and millions of people to information. Sierra offers networking solutions such as routers and gateways, smart IoT connectivity, IoT platform and managed IoT solutions.

SIEX have always felt committed to protection, seeking the best solutions for the most adverse fire conditions.

SIGTA offers short courses delivered by their innovative, fully qualified tutors to develop the personnel in a friendly and rewarding environment. They can supply audio/visual equipment and any other resources needed to deliver high quality training.

Sika is a specialty chemicals company with a position in the development and production of systems and products for bonding, sealing, damping, reinforcing, and protecting in the building sector and motor vehicle industry. Sika has subsidiaries in 101 countries around the world and manufactures in over 300 factories.

Silco Fire & Security is family owned and managed fire safety services business, established in 1959 with offices in Cincinnati, Dayton, Columbus, Akron, and Cleveland. They provide a range of services, such as Fire Extinguisher Service & Inspection, Sprinkler Systems, Fire Pumps & Backflows, Fire Alarms & Detection Systems, Special Hazard Suppression Systems, Exit & Emergency Lighting, Restaurant Suppression Systems & Security Systems.

Simon Carmichael International Group Limited (SIG), with operations in UK, China, Hong Kong and Thailand etc., is a manufacturer of a comprehensive range of world class fire fighting vehicles, serving all sectors of fire fighting industry including aviation, aerial rescue, industrial, civil, petrochemical and defense etc.

Tyco SimplexGrinnell provides a comprehensive array of fire alarm, fire sprinkler, fire suppression, integrated security, emergency communications, sound, and nurse call systems and services.

Simpson Security is a Security & Life Safety Contractor. They specialize in Division 27 & 28 work which includes Fire Alarm, Communications, Security, and Nurse Call Systems.

Sintel Italia S.p.A. provides security solutions for the public administration and professional security market in Italy. They offer products such as mobile devices for license plate recognition, body worn cameras, Tetra communication and infrastructure devices.

The Sioux Rapids Fire Department is an organization of dedicated professionals who are committed to serving the community by protecting life, property, and the environment through prevention, education and fire services.