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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 3,500 difference makers is IBI’s Leadership team, setting out a compelling vision and guiding IBI Group towards the future.

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Brad Kimball

Director | Sr. Practice Lead, Architecture
Edmonton, AB

Brad Kimball
#Director | Sr. Practice Lead, Architecture# #All# #Architecture# #Civic & Government# #Institution# ## #Healthcare+# #Healthcare# ## #Labs / Life Sciences# #Healthcare# ## #Leader# #Office# #Commercial# ## #Police Stations# #Institution# #Civic & Government# #Police & Fire Stations# ## #Public Outreach# #Subject Matter Expert#
Edmonton, Alberta, Canada
Brad Kimball has 25 years of experience in various aspects of facilities, facility design, interior design, and building infrastructure evaluations for both public and private sector clients. Brad specializes in user group facilitation and concept planning. Some of Brad’s recent projects of note include the Edmonton Police Service NW Campus, Habitat for Humanity Neufeld Landing, and the Fort Saskatchewan Community Hospital. Brad is a Registered Architect in the provinces of Alberta, Saskatchewan and the Northwest Territories. He is also a member of the Royal Architectural Institute of Canada. Brad is a volunteer member of the Northern Alberta Institute of Technology Architectural Academic Advisory Committee. He is currently working with the Grande Prairie Regional College on a new purpose built laboratory and office facility for the National Bee Diagnostic Centre, a shared research Centre of Excellence between the College, Alberta Government, and Agriculture Canada.
#North America#
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Maria Henriques Lopes

Associate | Manager, Interior Design
Vancouver, BC

Maria Henriques Lopes
#Associate | Manager, Interior Design# #All# #Hotels & Resorts# #Commercial# #Hospitality# ## #Interiors# #Interior Design# ## #Residential#
Vancouver, British Columbia,
https://www.linkedin.com/in/mariahenriqueslopes/
Maria specializes in bespoke high-end residential and hospitality design, her experience spans over 14 years across different continents and markets such as North America, Europe, Middle East and Asia Pacific. She has worked with some of the most iconic interior design practices in the world, such as HBA-Hirsch Bedner Associates, Broadway Malyan Architects and CHIL Interior Design on their different studios, London-UK, Singapore, Hong Kong and Vancouver. Maria started as a Lighting Designer and she quickly moved to become a residential and hospitality Interior Designer, where she has Lead multiple teams and projects across the globe. Having had the opportunity to travel across the world and work with some of the most remarkable designers, allows her to bring and share with her teams a unique and inspirational input to the projects. For Maria each project and its client are unique as well as its needs, time, place and cultural context.
#North America#
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Marek Otwinowski

Associate Director
Calgary, AB

Marek Otwinowski
#Associate Director# #All# #Architecture# #Leader# #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Residential#
Calgary, Alberta, Canada
Marek Otwinowski has extensive knowledge of building and construction systems and has the complete ability to develop designs into built form. His education in contracting, technical detailing and architecture is bolstered by 23 years of experience in the Canadian market.
#North America#
Visit Marek Otwinowski's ProfileVisit Aamer Shirazie's Profile
Aamer Shirazie

Associate | Manager, Architecture
Toronto, ON

Aamer Shirazie
#Associate | Manager, Architecture# #All# #Architecture# #BIM & 3D Visualization# #High Rise Residential# #Residential# ## #Leader# #Living+# #Residential# ## #Mid Rise Residential# #Residential# ## #Residential#
Toronto, Ontario, Canada
Aamer is a Designer with over 6 years of experience in Mixed-Use Residential design. As part of IBI’s High-Rise Residential Team with a focus on conceptual and schematic design, he has worked numerous single and multi-tower projects and Master Plans in the Greater Toronto Area, Ottawa and Calgary. Notable projects Aamer has been involved in include the Alberta Boot development in Calgary as well Theory Condos in Toronto. Aamer is currently managing the Master Planning and design of several mid high-rise mixed-use projects in the downtown Toronto core and surrounding areas.
#North America#
Visit Guillaume Chan's Profile
Guillaume Chan

Director | Sr. Practice Lead, Architecture
Toronto, ON

Guillaume Chan
#Director | Sr. Practice Lead, Architecture# #All# #Architecture# #Civil Infrastructure# #Leader# #Project / Programme Management# #Subject Matter Expert# #Transit Facilities# #Transportation# ## #Transportation#
Toronto, Ontario, Canada
With 15 years of experience in the architectural industry, Guillaume Chan has been involved with a broad spectrum of projects such as residential, commercial, institutional, and large scale projects including water-related infrastructure, nuclear and transportation facilities. His responsibilities as project architect on recently completed projects include architectural design, coordination with various consultants and client liaison. Guillaume is also a hands-on architect involved throughout the lifecycle of the project from design to construction.
#North America#
Visit Randy Stoll's Profile
Randy Stoll

Associate Director | Practice Lead, Water Resources Engineering
Westerville, OH

Randy Stoll
#Associate Director | Practice Lead, Water Resources Engineering# #All# #Bridges, Roads & Highways# #Transportation# ## #Civil Infrastructure# #Economic / Financial Analysis# #Engineering# #Project / Programme Management# #Water / Wastewater# #Industrial# ## #Water Resources Management# #Industrial# ##
Westerville, Ohio, United States of America
Randy Stoll possesses strong project management and engineering skills as they pertain to water and wastewater projects. His structural and hydraulic engineering experience includes complete structural designs of water and wastewater treatment plants, and he has conducted numerous hydraulic studies and designs for urban and rural public water systems. Randy manages water, wastewater, roadway and ground/well water projects for municipalities, counties, and water and sewer districts, also assisting in sourcing funding for projects. In addition to project management and design, he also performs contract administration, overseeing construction projects and preparation of engineering plans, specifications, feasibility studies and preliminary engineering reports.
#Midwest# #North America#
Paul Lavallee

Director | US Sector Lead, Intelligence
Seattle, WA

Paul Lavallee
#Director | US Sector Lead, Intelligence# #All# #Information & Communications Technology# #ICT# ## #Leader# #Mobility+# #Transportation# ## #Office Lead# #Operations# #Project / Programme Management# #Regional / Sectoral# #Senior Management# ## #Senior Management# #Subject Matter Expert# #Systems# #Systems Integration# #Systems# ## #Traffic Engineering# #Transportation# #Traffic Management# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ## #Transportation# #Transportation Engineering# #Transportation# ##
Seattle, Washington, United States of America
As the US Sector Lead, Intelligence, Paul Lavallee is responsible for overseeing the strategy, growth and development of the company’s new and existing business for IBI Group’s intelligence practice across the US, working closely with Carl-Henry Piel, James Barbosa, and Ritesh Warade who lead the services, solutions and operations subsectors respectively. Bringing over 30 years of experience as part of IBI Group’s intelligence practice, he has helped organizations at all levels effectively integrate technology into city planning, design and operation, and transform how business is conducted today. He is internationally recognized as a transit technology and revenue collection system specialist with specific expertise in bringing together multi-stakeholder teams and delivering high-profile projects. Paul is a licensed Professional Engineer currently working with thought leaders to help integrate technology into the daily fabric of people’s lives. He holds a Bachelor of Applied Science from the University of Toronto, and a Masters of Engineering from the University of California, Berkeley.
#North America# #Pacific West#
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Gaby Harris

Associate | Manager, Architecture
Tel Aviv, Israel

Gaby Harris
#Associate | Manager, Architecture# #All# #Architecture# #Commercial# #High Rise Residential# #Residential# ## #Light Rail Transit# #Transportation# #LRT# ## #Mixed Use# #Commercial# ## #Mobility+# #Transportation# ## #Municipal Infrastructure# #Civil Infrastructure# ## #Office# #Commercial# ## #Project / Programme Management# #Transit Facilities# #Transportation# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ## #Transportation#
Tel Aviv, Israel, Middle East
https://www.linkedin.com/in/gabrielleharris/
Gaby studied Architecture and qualified as an Architect in the UK before settling and practising in Israel, working predominantly for the Red Line LRT project. She has extensive experience in Transit Architecture, being involved in the Red Line from preliminary stages of design through construction. Gaby has most recently guided the successful interface coordination between the Systems and Fit Out Contractors, driving forward solutions and fostering a collaborative approach across the board.
#Middle East#
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Samuel Alatorre

Associate | Manager, Planning
Calgary, AB

Samuel Alatorre
#Associate | Manager, Planning# #All# #Healthcare# #Healthcare+# #Healthcare# ## #Healthy New Towns# #Healthcare# ## #Heritage / Historic Preservation# #High Rise Residential# #Residential# ## #Industrial# #Innovation Districts# #Smart Cities# ## #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Living+# #Residential# ## #Low Rise Residential# #Residential# ## #Mid Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #Placemaking# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Project / Programme Management# #Public Outreach# #Residential# #Smart Cities# #Strategic Planning#
Calgary, Alberta, North America
Samuel is a results-oriented professional planner with more than twenty five years of experience leading professional teams to achieve integrated development initiatives of urban and regional scale. Samuel contributes competent expertise acquired through public and private sector positions in various locations in North America, with emphasis on project visioning, planning, budgeting, management and execution. Particular areas of interest include integrated project leadership; urban land development; land use and transportation synergies; integration of placemaking design and Smart City tools and regional planning and development.
#North America#
Visit Samuel Alatorre's ProfileVisit Bruce W Retzsch's Profile
Bruce W Retzsch

Associate Director-Principal | Architecture
Boca Raton, FL

Bruce W Retzsch
#Associate Director-Principal | Architecture# #All# #Architecture# #Commercial# #Industrial# #Infill Development# #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Leader# #Manufacturing# #Industrial# ## #Master Planning# #Placemaking# #Planning & Urban Design# ## #Mid Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #Planning & Urban Design# #Placemaking# ##
Boca Raton, Florida, United States of America
https://www.linkedin.com/in/bruce-retzsch-1917166/
Bruce Retzsch established the firm of RLC Architects in Boca Raton, Florida, serving as its managing principal and principal urban designer for more than 30 years until being acquired by IBI Group in 2022. The firm is recognized for superior architectural design and planning services in the multi-family, mixed-use, retail, office and distribution/logistics markets in South Florida, and is the recipient of numerous AIA design awards. Mr. Retzsch is an active member of AIA, serving as the 2022 Palm Beach AIA president and recipient of the component’s 2018 Gold Medal. He is also involved in many industry organizations, including ULI, NAIOP and CIASF, and volunteer activities with the City of Boca Raton, Boca Raton Community Church, and the National MS Society. A graduate of the University of Illinois, Bruce holds a Bachelor of Science in Architectural Studies and a Master of Architecture in Urban Design.
#North America# #Southeast#
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Mac Gong

Associate | Manager, Placemaking
Vancouver, BC

Mac Gong
#Associate | Manager, Placemaking# #All# #Architecture# #High Rise Residential# #Residential# ## #Master Planning# #Placemaking# #Planning & Urban Design# ## #Mid Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #Placemaking# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Project / Programme Management# #Research & Development# #Residential#
Vancouver, British Columbia, Canada
Mac Gong is a senior urban designer and a registered architect in China coordinating design work between our residential high-rise and placemaking practices. He specializes in large mixed-use and business/industrial master plans and design guidelines which require a deep understanding of how buildings and cities work. He has worked on complex assignments in Canada, China, and the Middle East, and has dozens of private development rezoning projects in the Lower Mainland to his credit. As a bridge between different disciplines, Mac is well-attuned to producing building massing schemes that fit urban policy, maximize developer expectations, ensure circulation access, and produce high-quality integration to the broader urban realm.
#North America#
Visit Visweswara Rao Gantasala's Profile
Visweswara Rao Gantasala

Digital Solutions Lead
Hyderabad, India

Visweswara Rao Gantasala
#Digital Solutions Lead# #Advanced Traffic Management System# #Transportation# #ATMS# ## #All# #Data Analytics# #Leader# #Mobile Technology# #Transportation# ## #Mobility+# #Transportation# ## #Smart Cities# #Software as a Service# #SaaS# ## #Subject Matter Expert# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ## #Transportation Engineering# #Transportation# ## #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Hyderabad, India, Asia
https://www.linkedin.com/in/gantasala/
The biggest strength of IBI is its philosophy of looking at the cities from the dimension of a citizen while working for the betterment of the cities.
Visweswara (Vissu) joined IBI Group as a Transportation Systems Engineer in 2007, fresh out of the Indian Institute of Technology, Bombay. As one of IBI India’s first hires, he began his career working on tolling and highway Intelligent Transportation Systems (ITS) implementation projects. Over the last 15 years, he has completed numerous complicated projects in both the consulting and systems implementation domains. With his zest for innovation motivated by actual field application, he played a crucial role in establishing IBI Group as a Systems Technology Leader in the region by completing multiple large projects. The Indore BRT Project—the firm’s first World Bank-funded project in India, which helped the firm secure a stream of World Bank contracts in the years that followed; and the Hyderabad ITMS Project—which aided IBI in building the Software Development practice in Hyderabad, allowing him to contribute to the firm’s new direction. At present, he is very actively involved in transforming the company along with the leadership team towards the aim of making IBI a Technology-Driven Design Firm under IBI’s Digital/ PIVOT initiative. His goal is to make IBI synonymous with Software Product Technology in the domains of Intelligence, Buildings, and Infrastructure.
#Asia#
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