The Crane Rental Association of Ontario consists of member corporations active in the business of renting mobile cranes, concrete pumps and other heavy equipment employing the services of operating engineers to facilitate their operations; and associate member corporations who provide services to the active member companies.

The primary function of the CRAO is to manage the interests of its member companies through its representation in the Employer Bargaining Agency designated to negotiate the Provincial Collective Agreement with Local 793 of the International Union of Operating Engineers.

The Aims and Objectives of the CRAO include:

• Assistance in the development and continuous improvement of standard industry practices that inure to the benefit and safety of our member companies, their employees and business partners.
• Representation of our members' interests in advisory committees to various regulatory bodies such as the Ministries of Labour, Transport, Education and Training, Finance; Canadian Standards, WSIB and Construction Safety Associations.
• Achievement of awareness within the construction industry and general public of the expertise and qualifications of our member companies who specialize in the operation of mobile cranes, concrete pumps, heavy equipment and rigging.
• General advancement of professionalism, business acumen, ethics, stability and safety in our industry.