Press Release

March 23, 2021

AECOM expands tunneling expertise in Canada with appointment of two internationally recognized leaders


British Columbia (March 23, 2021) – AECOM, the world’s premier infrastructure consulting firm, has announced the addition of two international tunnel experts to its Canadian tunneling practice. Roberto deMoraes, director of tunnels, and Mike Mains, senior tunnel design lead, have joined AECOM in the Metro Vancouver Regional District of British Columbia.

“The addition of Roberto and Mike to our tunneling practice strengthens our team’s ability to meet the growing demand for innovative solutions and the latest technologies for tunneling and underground structures in cities across Canada,” said Nasri Munfah, AECOM’s director of tunneling and underground engineering in the Americas. “In addition to their skills, each brings broad international expertise and best practices gained from working on major projects across the globe.”

Mr. deMoraes is a geotechnical and tunneling engineer with more than 26 years of international experience in all forms of tunnels and underground structures, including rail, transit, and hydropower tunneling. He has worked in the United Kingdom, Australia, New Zealand, Brazil, Norway, Sweden, Switzerland, Portugal, Turkey, and many other parts of the world. His portfolio includes major projects such as Metro Manila in the Philippines, the Dubai Storm Water Tunnel in the United Arab Emirates, the Follo Line Railway Tunnel in Norway, and the Devoll Hydropower in Albania. Mr. deMoraes is a Chartered Engineering Geologist in Brazil, a member of the International Society for Rock Mechanics, and a Fellow of the Geological Society of London, the Portuguese Geotechnical Society, and the Institute of Materials, Minerals, and Mining.

Mr. Mains is a senior tunnel engineer with more than ten years of international experience. He supports public and private clients on all project stages – from initial concept and bid phase to final detail design – and on design-build projects. He has worked in the United States, Canada, Australia and France, and is an expert in the use of large diameter tunnel boring machines (TBM) and the sequential excavation method (SEM) in tunneling. His project experience includes several metro lines of the Grand Paris Express, Saint-Maur-Creteil Station in France, WestConnex M4 East Highway in Australia, and the Hetch Hetchy Aqueduct Rehabilitation in California. Mr. Mains is a licensed engineer in British Columbia and California. He is a member of the French Tunnelling and Underground Space Association’s Underground Construction and Sustainable Development work group and has presented on the use of mechanized tunnel boring machines at several conferences and events, including the International Tunnelling and Underground Space Association World Congress.

AECOM is the world’s premier infrastructure consulting firm, delivering professional services throughout the project lifecycle – from planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical expertise and innovation, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $13.2 billion in fiscal year 2020. See how we deliver what others can only imagine at and @AECOM.

Media Contact:
Rachel Weiss, Senior Communications Manager
(212) 708-6746