DAB Fire Engineering design reliable gaseous fire suppression systems and components that give peace of mind to customers. Their cylinder valve design for carbon dioxide systems has been in used for over 40 years in land, marine and off-shore applications.

Dafoos Fire and Security is one of market leaders in the Fire Protection Industry in United Arab Emirates (UAE). Their core services are focused around - Automatic Fire Detection, Fire Suppression, Voice Evacuation, Access Control, Security and Surveillance systems – and in providing end-to-end design, erection and commissioning and maintenance of both active and passive Fire Protection Systems, Security Systems, Products and services.

Daimler Trucks North America, a Daimler Truck AG company, is the largest heavy-duty truck manufacturer in North America and a leading producer of medium-duty trucks and specialized commercial vehicles. Headquartered in Portland, Oregon, Daimler Trucks North America manufactures, sells and services several renowned commercial vehicle brands including Freightliner Trucks, Western Star Trucks, Thomas Built Buses, and Freightliner Custom Chassis.

The fire department was founded in 1903 and is currently composed of 35 volunteer members. The department is a member of the State Firefighters & Fire Marshals Association of Texas. To maintain membership within the department, each member must maintain a certain percentage of calls, drills, and meeting attendance each year to stay in the department. The department is also a member of the Panhandle Firefighters & Fire Marshals Association.

Darkin Architects provide a quality certified service refined through ongoing customer feedback to ensure the best experience. Services offered include Architecture, Sustainability, Design, and Planning.

Decon7 Systems operates within the environment’s most dangerous pathogenic, chemical, and energetic hazards and threats. Decon7 offers the patented anti-microbial chemical D7 for cleaning, sanitizing, and disinfecting. D7’s adhesion allows for the longest contact time and was developed and formulated to be efficacious against a wide variety of organisms. D7 is used in a wide variety of industries, including biosecurity and public safety.

Decontex are renowned personal protective equipment (PPE) and safety gear suppliers. They have created a system that thoroughly cleans firefighters' uniforms after each intervention, significantly reducing exposure to toxic components.

Defensor Life Safety Systems provides a complete solution for all commercial fire detection and alarm system needs. They are specialists in commercial fire alarm systems. Boasting an unrivaled depth of skill and experience, coupled with an emphasis on customer service excellence, Defensor supports businesses by protecting people and property, because there is nothing more important than life safety.

The Delta Fire Department is a full volunteer organization that has served the needs of Delta City and areas of western Millard County, dating back to 1941, when a hearty group of individuals determined there was a need for fire protection, and they set out to fill that need.

Established in 2005, Desu Systems BV specializes in Flame and Gas Detection & Kitchen Fire Suppression and is the Master European Distributor and Channel Partner for Spectrex SharpEye Optical Flame Detection, SafEye Quasar Open Path Gas Detection, ESP Safety Vector and SGOES Point Gas Detection, Hansentek Spark & Ember Detection, Sensia Infrared Thermal Imaging (OGI) solutions and Buckeye Kitchen Mister restaurant fire suppression.

DetectFire is America's largest independent designer, manufacturer and distributor of advanced UL Listed Fire Detection System, and UL Listed Addressable Detectors & Alarm, Voice Evacuation & Communication Systems, and Controlled Access & Security solutions, UL Listed Agent Release Panel serving the global marketplace.

Detectortesters is a globally renowned designer and manufacturer of state-of-the-art testing technology for fire detection systems. Their services include functional testing and maintenance of smoke, heat and CO detectors through a range of renowned brands including; Smoke Sabre, Solo, Testifire and Scorpion.

Divera AI determines the availability of employees and emergency services, eg firefighters, police officers, doctors, paramedics and THW helpers. The company develops AI-powered strategies to enable the companies to have fast, profitable, sustainable growth.

DJI's flying and camera stabilization systems redefine camera placement and motion. High-end professional imagery is captured every day, in every corner of the world using DJI products.

DMG Consulting LLC is a firm specializing in contact centers and real-time analytics. They are a strategic advisor to end-users and vendors, large and small. They assist management in optimizing the performance of their contact centers by increasing operational efficiency, providing an outstanding customer experience, enhancing loyalty, and increasing sales and profits.

Doors UK are external and internal door specialists, and provide bespoke doors and door solutions. They manufacture in-house from their Warwickshire-based factory units and deliver direct to the customer - whether that be for trade or domestic purposes.

Dorplan is a pioneering provider of 3rd-party accredited doorset solutions and ironmongery, committed to delivering high-quality products and exceptional service. With the introduction of SignetFire, Dorplan continues to innovate and set new standards in the industry, ensuring safety and reliability in every project.

Drallim Industries Ltd. are an innovative technology driven British engineering company with global presence. They are innovator in technology and quality, providing engineering skills, manufactured equipment & custom-built systems for the Aerospace, Industrial and Utility markets.

- DripDrop ORS was invented by a doctor to save lives, which is why it is a trusted solution for those who need it most – medical professionals, the U.S. military, firefighters, and professional athletes. They specialize in Oral Rehydration Solution, ORS, Oral Rehydration Therapy, ORT, Hydration, Health, Dehydration Prevention and Recovery Services.

DSPA.nl is a global manufacturer of highly innovative aerosol generators, which can be used for fire extinguishing and suppression purposes. The products are used all over the world by governments, fire fighters, first responders and various industries. They also manufacture fire fighter tools and fire responder kits.