Mr. Sean O’Brien, LEED AP BD+C is currently a Project Manager and the General Manager for Tetra Tech Inc. Middle East in Qatar, providing operations, marketing and business development services to clients in Qatar and Northeast US region. Working in Project Management, Sean provides a strong strategic prospective as an architect. Much of his career has been spent in the role of contractor and he provides keen insight into project constructability. Sean has served in key positions in the design, planning and construction industry with a focus on quality assurance and quality control, as well as constructability and project implementation. His project experience ranges in size from small renovations to large scale urban development projects up to $4 billion U.S. Sean is a LEED Accredited Professional, with a specialty in Building Design and Construction, and has provided design services and construction services for numerous LEED certified projects. Sean promotes sustainable high performance design and construction through his design research and solutions, speaking at seminars and as a volunteer member of the Green Building Councils in the US and Qatar. Sean recently served as Steering Committee Member and Chairman of the Green Schools Interest Group of the Qatar Green Building Council.