Mr. Barriault specializes in advising clients on project scheduling – using Critical Path Method scheduling – and management, construction delay, disruption analyses, and litigation support. He has worked with domestic and international owners, developers, engineers, contractors, government entities, and stakeholders to address scheduling and programming issues, contract disputes, and other claims for both active and completed projects around the world.

Mr. Barriault has provided expert services across a wide range of projects, including energy production (solar and battery storage), industrial power production, commercial mixed-use facilities, light-rail projects, government facilities, infrastructure/mining, and international airports.

Before joining Secretariat, Mr. Barriault worked as a project manager for one of the largest general contractors in the Southeast United States. He was responsible for contract awards, material procurement, scheduling, and construction management for projects in the healthcare, mission critical, energy production and multi-family sectors.