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Our People

Spread across over 60 cities, our team is a global collective of urban experts in design, architecture, engineering, civil, transportation, urban geography, real estate, landscape, communications, software development and so much more. These are the people defining the cities of tomorrow.

Supporting our global team of 2,600 difference makers is IBI’s Leadership team, setting out a compelling vision and guiding IBI Group towards the future.

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Mary A. D. Petrino

Associate Principal | Interior Design, Buildings
Alexandria, VA

Mary A. D. Petrino
#Associate Principal | Interior Design, Buildings# #All# #Civic & Government# #Institution# ## #Courts# #Institution# #Civic & Government# ## #Interiors# #Interior Design# ## #Labs / Life Sciences# #Healthcare# ## #Office# #Commercial# ## #Project / Programme Management# #Spiritual Places# #Institution# #Civic & Government# #Church# ##
Alexandria, Virginia, United States of America
https://www.linkedin.com/in/mary-a-d-petrino-341315a/

With over thirty-five years of commercial interiors experience, Ms. Petrino has been responsible for the design of more than 20 million sq ft of public and private sector space. Her past professional endeavors include local, national, and international projects. Her project roles include interior studies, strategic planning, programming, design specifications, space planning, and management. She has served as a design team leader, preparing reports and making presentations to senior Federal officials. Her work includes feasibility, campus, and strategic planning studies with the District of Columbia Courts, the Department of Homeland Security (DHS), the General Services Administration (GSA), the National Institute of Allergy and Infectious Diseases (NIAID), and the US Department of State. Ms. Petrino is a Certified Interior Designer (CID) in the Commonwealth of Virginia, and holds NCIDQ and LEED AP accreditation. She is a Professional Member and Past President of the Washington Metro Chapter, American Society of Interior Designers (ASID) and a member of the Order of Malta.

#North America#
Tissa De Silva

Director | Sr. Practice Lead, Intelligent Systems
Toronto, ON

Tissa De Silva
#Director | Sr. Practice Lead, Intelligent Systems# #Airport Taxi Dispatch# #Transportation# #ITS# #Intelligent Transportation Systems# #Transit Technology# ## #Airports# #Transportation# ## #All# #BlueiQ# #Industrial# #Water Resources Management# ## #Leader# #Office Lead# #Operations# #Ports# #Transportation# #Transit Facilities# #Terminals# ## #Revenue / Tolling# #Transportation# ## #Software as a Service# #SaaS# ## #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ##
Toronto, Ontario, Canada

Tissa De Silva leads the global practice of Intelligent Systems at airports, seaports and other major transportation environments. He specializes in ITS systems and solutions, including Traffic Management and Traffic Safety Systems on both local and International arenas. He has over 25 years of experience in Advanced Information Technology Systems, including System Architecture, Software, Hardware, Application Design and Solutions. He is a North American expert for the U.S. National ITS Architecture Program and for Volpe Research Center in the U.S.

Real-time control, monitoring, and revenue management systems for transportation networks and Artificial Intelligence-based control and optimization of energy management solutions for “Smart City” water utilities are marquee projects he has directed for clients in Canada and the U.S.

Tissa has worked with Homeland Security in the U.S. on developing cargo container / railcar monitoring and control systems as well as major revenue management systems for transportation management authorities. He has also led multi-million dollar Revenue Management and Monitoring and Control Systems for a variety of transportation clients across the globe.

#North America#
Peter Moore

Regional Director, Canada West
Edmonton, AB

Peter Moore
#Regional Director, Canada West# #All# #Bridges, Roads & Highways# #Transportation# ## #Civil Engineering# #Civil Infrastructure# ## #Civil Infrastructure# #Development Engineering# #Engineering# #Industrial# #Leader# #Mixed Use# #Commercial# ## #Municipal Services# #Civil Infrastructure# ## #Regional / Sectoral# #Senior Management# ## #Senior Management# #Subject Matter Expert# #Water / Wastewater# #Industrial# ## #Water Resources Management# #Industrial# ##
Edmonton, Alberta, Canada

Mr. Moore is the Regional Director for Canada West, which includes offices in Edmonton, Calgary, Fort McMurray, and Vancouver. As IBI Group’s Land Engineering Lead, he counts over 30 years of experience in the strategic review, design, and management of land development projects. He has been responsible for various aspects of the development of over 10,000 single-family lots, 400 acres of multi-family development, over 300 acres of commercial development, and more than 700 acres of industrial development, primarily in Western Canada. He has also been responsible for Transportation Planning and the design of numerous arterial roads, stormwater management facilities, and large transmission and sewer lines.

Peter has an undergraduate degree in Civil Engineering from University College Dublin and a Member of the Association of Professional Engineers from both British Columbia and the Geologists and Geophysicists of Alberta.

#North America#
David Sisco

Associate, Planner
Waterloo, ON

David Sisco
#Associate, Planner# #All# #Land Use Planning# #Planning & Urban Design# ## #Planning & Urban Design# #Policy & Design Guidelines# #Water Resources Management# #Industrial# ##
Waterloo, Ontario, Canada
https://www.linkedin.com/in/david-sisco-69a18196/

David Sisco’s specializes in land use planning projects, involving large developments encompassing sites 500+ acres to single severances as well as residential, recreational, and commercial developments. He is experienced in the coordination of resource management development projects for both the private sector and government bodies, with specialized expertise in post-extraction rehabilitation techniques. His notable works also include the design and management of provincial and community resource and policy-based studies.

Nanette Shahinian

Associate Director | Practice Lead, Architecture
Toronto, ON

Nanette Shahinian
#Associate Director | Practice Lead, Architecture# #All# #Architecture# #Civic & Government# #Institution# ## #High Rise Residential# #Residential# ## #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Residential# #Subject Matter Expert#
Toronto, Ontario, Canada

Nanette Shahinian is an Architect with over 30 years’ experience in residential and institutional buildings. She has worked on a range of buildings from high-end boutique condominiums to large scale mixed use projects. Through her involvement on high-profile projects such as Chaz Condominium, The Avenue, South Park Halifax and the Bathurst JCC, she has developed relationships with both long-standing and new clients. Nannette’s work is characterized by the desire to develop design solutions for complex buildings, which fully satisfy the client’s needs, and the detailing and physical quality of our built environment.

Steve Kuo

Associate Director | Practice Lead, Architecture
Toronto, ON

Steve Kuo
#Associate Director | Practice Lead, Architecture# #All# #Architecture# #High Rise Residential# #Residential# ## #Leader# #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Project / Programme Management# #Residential# #Subject Matter Expert#
Toronto, Ontario, Canada

Steve Kuo holds a Master Degree in Architecture from Cornell University and has 25 years of experience in all stages of architectural process with particular focus in design development, technical planning, construction documentation and management during building phase with a specialization in mixed use and high-rise residential projects.

As Project Manager, he oversees production of working drawings, contract administration and leads consultant teams for Client/Owner representatives as well as directs an Internal staff of ten on various large scale projects including Maple Leaf Square and Air Canada Centre.

Tony Wai

Associate, Architectural Graduate
Vancouver, BC

Tony Wai
#Associate, Architectural Graduate# #All# #Architecture# #Community / Recreational Facilities# #Institution# #Civic & Government# ## #High Rise Residential# #Residential# ## #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Residential#
Vancouver, British Columbia, Canada

Tony Wai has over ten years of experience working on award-winning projects built in cities across Canada. In his studies, he received a Master of Architecture degree at the University of British Columbia and a Bachelor of Arts and Science in Architectural and Visual Studies at the University of Toronto. He specializes in designing functional and efficient buildings, while challenging architectural standards to ensure that each project is unique and conceived through reason and dialog with the context.

Tony designs buildings that address issues at the urban, building, and human scale. His portfolio is rich with different building types from award-winning single family homes to residential high-rises, offices, city halls, hospitals, museums, and community centres.

#North America#
Billy Shum

Associate Director | Practice Lead, Transportation Engineering
Markham, ON

Billy Shum
#Associate Director | Practice Lead, Transportation Engineering# #All# #Bridges, Roads & Highways# #Transportation# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Engineering# #Light Rail Transit# #Transportation# #LRT# ## #Operations# #Subject Matter Expert# #Traffic Engineering# #Transportation# #Traffic Management# ## #Traffic Management# #Transportation# ## #Transportation# #Transportation Engineering# #Transportation# ##
Markham, Ontario, Canada

Billy Shum has over 15 years of combined experience in Traffic Engineering and ISO 9001 Quality Management Systems. He has directly carried out or been in charge of Traffic Signal Design, Operations, and Planning activities for roadway projects, in both Canada and USA. Billy has been the Traffic/Electrical Lead for multiple LRT/BRT projects and arterial widening projects including: Eglinton Crosstown LRT and Tunneling; York Region vivaNext BRT; Mississauga GO BRT; and City of Edmonton Valley Line LRT.

Billy is a professional engineer with the Professional Engineers Ontario, a California/Ohio licensed professional Civil and Traffic engineer, and a certified Professional Traffic Operations Engineer. He received his ISO 9001:2008 QMS Lead Auditor Certificate from International Register of Certificated Auditors, and for the Eglinton Crosstown LRT.

#North America#
Shujun Liu

Associate | Manager, Mechanical Engineering
Toronto West, ON

Shujun Liu
#Associate | Manager, Mechanical Engineering# #All# #Civic & Government# #Institution# ## #Engineering# #Industrial# #Mechanical Engineering# #Retail# #Commercial# ## #Transit Facilities# #Transportation# ## #Transportation#
Toronto West, Ontario, Canada

Shujun Liu is a Mechanical Engineer with over 20 years of experience in the design of mechanical systems for industrial, institutional, and commercial buildings for both private and public sector clients. He has in-depth knowledge of building codes and standards, which he applies to the detailed design of HVAC, plumbing, piping, and fire protection systems. Shujun has recently led a ten-man mechanical team for multiple TTC stations, Metrolinx layovers at Mimico and Lewis Road, Metrolinx James Station in Hamilton, the Metrolinx Stouffville Corridor pursuit and the Honda Alliston Paint Shop.

#North America#
Christina Pilz

Associate - Manager, Landscape Architecture
Toronto, ON

Christina Pilz
#Associate - Manager, Landscape Architecture# #Active Transportation# #Transportation# ## #All# #Civic & Government# #Institution# ## #Green# #Heritage / Historic Preservation# #Landscape Architecture# #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #P3# #Parks# #Institution# #Civic & Government# ## #Placemaking# #Planning & Urban Design# ## #Planning & Urban Design# #Project / Programme Management# #Transportation#
Toronto, Ontario, Canada

Christina Pilz is a Landscape Architect and ISA Certified Arborist with more than 18 years of experience in design and project management. She brings a broad range of skills and capabilities to the firm drawn from her academic and work experience. She has an undergraduate degree in Environmental Science specializing in Natural Resource Management and Botany, and a Master of Landscape Architecture from the University of Guelph. Ms. Pilz combines strong design sensibilities with an in-depth understanding of ecological systems and plant material, resulting in sustainable design solutions that are sensitive to the environment while creating aesthetically pleasing and functional public spaces.

In recent years, Christina’s work has been focused on the delivery of P3 projects and implementation of sustainable design solutions that include LID, uncompacted soil conditions for long-term tree growth, and thoughtful plant species selection.

Scott Johnston

Associate | Manager, Transportation Engineering
Toronto West, ON

Scott Johnston
#Associate | Manager, Transportation Engineering# #All# #Bridges, Roads & Highways# #Transportation# ## #Civil Infrastructure# #Data Analytics# #Engineering# #Environmental Assessment# #Development Engineering# ## #Transportation# #Transportation Engineering# #Transportation# ## #Transportation Planning# #Transportation# ##
Toronto West, Ontario, Canada

Scott Johnston is a transportation planner with six years of experience in project management, functional planning, travel demand modeling, and traffic engineering. He has expertise in the application of travel demand modeling software to evaluate roadway and public transit operations and improvement needs, as well as recent experience with micro-simulation of transportation corridors for EA purposes. Scott has been involved with various transportation related studies, including transit and roadway planning, master plans, survey design and methodology, analysis of data, and reporting.

Jonathan Levy

Associate | Manager, Transportation Engineering
San Diego, CA

Jonathan Levy
#Associate | Manager, Transportation Engineering# #Active Transportation# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Civil Engineering# #Civil Infrastructure# ## #Design Build# #Engineering# #Light Rail Transit# #Transportation# #LRT# ## #Mobility+# #Transportation# ## #Operations# #P3# #Parking# #Policy & Design Guidelines# #Project / Programme Management# #Subject Matter Expert# #Systems# #Traffic Engineering# #Transportation# #Traffic Management# ## #Traffic Management# #Transportation# ## #Transportation# #Transportation Engineering# #Transportation# ##
San Diego, California, United States of America

Jonathan Levy has 40 years of experience in engineering and public works and known for his ability to produce results working with complex public agencies including the, the City of Los Angeles, Caltrans, CPUC and the City of San Diego.

Jonathan is registered both as a Civil and Traffic Engineer in the State of California, and as a Professional Engineer in the State of New York. His various responsibilities over the years included multi-modal transportation planning, traffic engineering, construction management, and public works maintenance.

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