Roberts Onsite is one of the largest, most respected multi-trade contractors in Ontario. Since 1938, we have met the needs of a broad range of markets and industries. Our workforce consists of several hundred of the most talented and experienced skilled trades people in the industry, supported by a professional team of project managers, estimators and administrative staff. From pre-qualifying through to completion, Roberts Onsite provides planning, budgeting, safety coordination, project management, multi-trade construction and maintenance support—all the trades and services you need to meet the requirements and specifications of your process-driven, building-related or energy installation project. We operate 24 hours a day, seven days a week. Our priority is your project safely completed on time.