We pride ourselves on living out our Ownership Values to deliver high-quality solutions to our clients, build and maintain strong relationships, and provide effective leadership to shape the next generation of our firm’s leaders.
Bachelor of Science, Mechanical Engineering
Queen's University
Professional Engineer (P.Eng)
LEED Accredited Professional
Entertainment & Arts, Healthcare, Higher Education, K-12 Education, MEP/FP, Pharmaceuticals
Patrick Waller is a senior vice president who has been with Salas O’Brien since 2006. A PEO member and LEED® Accredited Professional, he brings deep expertise across a diverse portfolio, including theatres, museums, art galleries, hospitals, pharmaceutical facilities, and educational institutions. With a B.Sc. from Queen’s University, Patrick blends technical proficiency with a passion for innovative, high-performance design, delivering solutions that balance functionality, sustainability, and architectural vision.