Bruce Sutherland Associates Limited Have three offices in Atlantic Canada serving the Maritime heating and process industry for over 50 years. We represent Cleaver-Brooks; one of the largest manufacturers of packaged boilers and boiler room equipment. For more information on Cleaver-Brooks you can visit their website. Some of our service offerings are Control and Automation, Calibration Services, Special Inspections and Certifications along with in stock spares. You can navigate through any of our pages of products and services by selecting the navigation button above.