The Institute of Workplace and Facilities Management (IWFM) is the professional body for workplace and facilities practitioners. They exist to promote excellence among a worldwide community of around 14,000 and to demonstrate the value and contribution of workplace and facilities management more widely.

Institution of Engineering and Technology (IET) is one of the world’s largest engineering institutions with 169,000 members in over 150 countries. The IET is working to engineer a better world by inspiring, informing and influencing our members, engineers and technicians, and all those who are touched by, or touch, the work of engineers.

Intergraf is the European printing industry's dedicated trade association in Brussels, promoting print and sharing information to harness opportunities for the sector. They represent 20 national printing associations from 19 countries, as well as 5 associate members from 4 countries.

The International Association of Wildland Fire (IAWF) is a professional membership association for wildland fire professionals. They are positioned as an independent organization whose membership includes experts in all aspects of wildland fire management.

International Conference on Structural and Fire Safety Engineering is an open science research organization dedicated to promoting the advancement of science, engineering, and technology.

The International Fire Safety Standards (IFSS) Coalition is a group of professional and not-for-profit organisations responsible for researching, developing, publicising and implementing IFSS globally for the construction and real-estate sectors.

International Fire Suppression Alliance (IFSA) is the worldwide center for information on automatic water-based fire suppression systems and a leader in the advancement of their widespread use.

The International Public Safety Data Institute procures, assembles, analyzes, and reports information from fire, rescue, and law enforcement data. IPSDI provides live dashboards for local public safety agencies to assure usable information about their operations.

The International Water Mist Association is the first association of its kind dedicated exclusively to water mist firefighting and related technologies. The IWMA was founded on 4th April 1998 and began maintaining a permanent office at the beginning of 2000. The IWMA's international headquarters in Hamburg, Germany, it supports the continued development, research, and applications engineering of generic water mist systems.

Interstate Commission for EMS Personnel Practice is responsible for the administration of the national EMS Compact. The EMS Compact, enacted by legislation in over 20 states, protects the public and enhances the Emergency Medical Services system in the United States.

IPSOS teams, equipped with their range of specialized services, provide accurate and relevant information that will help the users make smarter decisions, faster and more consistently across markets.

The Island Park Fire Department has been providing volunteer-based protective services to the Island Park community with pride since 1924.

The Vigili del Fuoco is Italy's institutional agency for fire and rescue service. It is part of the Ministry of Interior's Department of Fire Brigade, Public Rescue and Civil Defense.