Oceanid works closely with Fire, Sheriff, Search and Rescue organizations and manufacturers for ideas, prototype testing and product proofing of rescue boats and equitment.

Oceanside Fire Department's mission is to protect the lives and property of our community and the surrounding areas from fires, natural disasters, and hazardous materials incidents, to save lives by providing emergency medical services and to prevent fires through prevention and educational programs. They provide excellent and compassionate service in an atmosphere that encourages innovation, professional and personal development.

Odessa Fire Company is a fire and safety company that supports rescue missions and other fire protection operations in the Odessa region of the US State of Delaware.

Odice, founded in 1983, is a specialist in passive fire protection. Odice is the leader in the development, transformation and production of intumescent joints and thermal insulating materials.

Odyssey Fire Protection LLC was founded on the idea of incorporating old school principles and training techniques with technologically advanced methods and modern equipment. WThey constantly train employees on the latest code updates, safety practices, and learn cutting edge technologies and methodologies to stay on top of the industry.

OFQUAL is the regulator of qualifications, exams and assessments in the United Kingdom (UK). They maintain standards and confidence in GCSE, A level, as level, vocational and technical qualifications and apprenticeship end-point assessments.

OFS is a family owned and operated business with offices located in Barrie and York Region. OFS's Fire Prevention Division has in-house factory trained & licensed technicians for all the fire protection equipment and sprinkler system needs.

OGNIOCHRON S.A. is an unquestionable leader on the market of portable fire extinguishing equipment in Poland, known and present also in other European Union countries, where it systematically strengthens its position.

OHEAP are specialists in the fire protection and security industry, providing fire protection equipment, servicing, maintenance, and much more. They are proud to have a maintenance service network throughout the United Kingdom

Ohio Valley Sprinklers is a full-service contractor with decades of experience, we provide fire protection for industrial, commercial and residential buildings in projects of any scope. Based in Owensboro, Kentucky, Ohio Valley Sprinklers operates in the Midwestern United States, focusing on Western Kentucky, Southern Indiana and Southern Illinois regions.

Oil Technics (Fire Fighting Products) Ltd has been providing customers worldwide with innovative specialist cleaning and fire protection products that are: Effective, Environmentally friendly, Economical, Internationally accredited and Often unique. They supply and service contracts with world class oil exploration, production and service companies.

Oina offers customized solutions for liquid and gas handling, including peristaltic pumps, piston pumps, diaphragm pumps, valves, tubing, fittings and more.