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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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Daniel Crosthwaite

Associate Director | Practice Lead Buildings Projects
Toronto West, ON

Daniel Crosthwaite
#Associate Director | Practice Lead Buildings Projects# #All# #Civic & Government# #Institution# ## #Data Analytics# #Electrical Engineering# #Engineering# #Industrial# #Project / Programme Management# #Transportation#
Toronto West, Ontario, Canada
Daniel Crosthwaite has over 30 years of experience in engineering, project management and business administration. He has extensive experience in project management for complex and multidisciplinary, high-profile design assignments, project costing, project selection and forensic analysis for client projects. Daniel is an electrical engineer with detailed understanding of disciplines, including architectural, civil, structural, mechanical and industrial, which he leverages for advanced project management techniques to plan, execute, monitor and control project portfolios and optimize individual project team performance. He has experience with multiple contract arrangements and has gained this understanding through leading complex, multidisciplinary design projects, which allows him to interface with and coordinate the activities of professionals in these fields.
#North America#
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Michael Lee

Associate | Regional Computational Design Lead
Toronto East, ON

Michael Lee
#Associate | Regional Computational Design Lead# #All# #Architecture# #Design Technology# #High Rise Residential# #Residential# ## #Light Rail Transit# #Transportation# #LRT# ## #Living+# #Residential# ## #Mid Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #Parametric Design# #Design Technology# ## #Quantum# #Residential# #Transit Facilities# #Transportation# ##
Toronto East, Ontario, North America
Michael is a computational designer holding a Master’s Degree in Architecture from the University of Toronto. Since joining IBI, Michael has brought innovative tech-driven design solutions across the firm’s wide-ranging practice areas including architecture, interior design, and urban planning. As Regional Computational Design Lead, Michael brings his expertise in parametric modeling, analysis, and design automation to improve workflow efficiency and design capability through all aspects of design.
#North America#
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Padraig McMorrow

Associate | Manager, Architecture
Dublin, IE and Vancouver, BC

Padraig McMorrow
#Associate | Manager, Architecture# #All# #Architecture# #Education# #School# ## #Energy Solutions# #Green# #Healthcare# #Healthcare+# #Healthcare# ## #High Rise Residential# #Residential# ## #Higher Education# #School# #Education# ## #K-12 Education# #School# #Education# ## #Learning+# #School# #Education# ## #Living+# #Residential# ## #Low Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Placemaking# #Residential#
Dublin, IE and Vancouver, British Columbia, North America
https://ie.linkedin.com/in/p%C3%A1draig-mcmorrow-55031530
As building designers, our work should have climate action embedded in every decision. By reducing operational and embodied carbon, buildings, neighbourhoods and cities can have a positive impact on the future of our planet.
Padraig is a sustainability-focused architect at IBI, guiding projects to reach Net Zero and deliver significant greenhouse gas emission reductions, through innovative and cost-effective measures. He is a Certified Passive House Designer, consulting on IBI’s portfolio of large Passive House buildings across Europe and North America. He was responsible for the architectural detailing on IBI’s first certified passive house building and continues to grow his portfolio in residential, cultural and healthcare buildings, which meet this stringent building energy standard. Padraig’s knowledge of high-performance building is combined with his whole life carbon analysis studies, accounting for embodied carbon to achieve carbon neutral buildings. Working in the UK and North America, lessons learnt from both continents are being applied to broaden IBI’s approach to Net Zero architecture.
#North America# #United Kingdom#
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Brad Chase

Associate Director | Practice Lead, Architecture
Toronto, ON

Brad Chase
#Associate Director | Practice Lead, Architecture# #All# #Architecture# #Healthcare+# #Healthcare# ## #Leader# #Living+# #Residential# ## #Low Rise Residential# #Residential# ## #Project / Programme Management# #Residential# #Seniors Communities# #Residential# ## #Subject Matter Expert#
Toronto, Ontario, Canada
Brad Chase has over 17 years of extensive experience delivering all aspects of multi-storey residential projects. His experience ranges from concept design, design development, planning and marketing, through to delivery of contract documents and final project delivery. As a Project Lead, Brad is responsible for collaborating with the design team to establish and develop the best design and planning concept for the project. Over the past five years Brad has focused on low-rise, multi-unit residential projects specifically designed for an aging population. The building types that fall under this category are seniors apartments, independent living residences, long-term care facilities and memory care facilities.
#North America#
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Tapas Dutta

Associate Director | Practice Lead, Transportation Engineering
Irvine, CA

Tapas Dutta
#Associate Director | Practice Lead, Transportation Engineering# #All# #Bridges, Roads & Highways# #Transportation# ## #Civil Engineering# #Civil Infrastructure# ## #Civil Infrastructure# #Municipal Infrastructure# #Civil Infrastructure# ## #Planning & Urban Design# #Placemaking# ## #Project / Programme Management# #Traffic Engineering# #Transportation# #Traffic Management# ## #Transportation# #Transportation Engineering# #Transportation# ##
Irvine, California,
https://www.linkedin.com/in/duttatapas
Tapas Dutta has over 30 years of experience in civil, transportation and traffic engineering, with a focus on the planning, design and management of major roadway and highway projects; as wells as rail/transit projects and site engineering. His diverse and extensive background working for both the public (Caltrans District 7 and Program Management for the City of Industry) and private sectors gives him solid knowledge of the design and management of a variety of projects from preliminary engineering through final plans, specifications, and estimates (PS&E) and design support during construction.
#North America#
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Stacy Unholz

Sr. Project Manager
Los Angeles, CA

Stacy Unholz
#Sr. Project Manager# #Advanced Traffic Management System# #Transportation# #ATMS# ## #All# #Mobility+# #Transportation# ## #Revenue / Tolling# #Transportation# ## #Strategic Planning# #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Los Angeles, California, United States of America
https://www.linkedin.com/in/stacy-unholz-48b95616/
Stacy Unholz is an expert Project Manager with over 15 years’ experience managing projects in all areas of intelligent transportation systems such as advanced traveler information services (ATIS), advanced traffic management systems (ATMS), and strategic planning.  Ms. Unholz has supported several projects in the areas of Smart Cities and Internet of Things (IoT), helping to design and deploy technology solutions to mobility, sustainability and livability. Ms. Unholz is currently the Project Manager for the Los Angeles County Service Authority for Freeway Emergencies (LA SAFE) 511 Interactive Voice Response (IVR) system covering the greater Los Angeles area.   She is also supporting the design and development of a ground transportation permitting system for the Los Angeles Department of Transportation. Ms. Unholz has extensive experience with 511 traveler information systems and has been involved in several 511 projects at all levels, from definition of functional requirements to implementation, operation, and successful upgrade and enhancements of services.  Ms. Unholz works with IBI’s Solutions group to support national deployment of an integrated suite of services that includes integration of third party data feeds, and the distribution of traveler information via website, mobile application, IVR systems and social media platforms.
#North America# #Pacific West#
James Gibson

Technical Lead
Toronto, ON

James Gibson
#Technical Lead# #Active Transportation# #Transportation# ## #All# #Civic & Government# #Institution# ## #Design Technology# #Energy Solutions# #Industrial# #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Parks# #Institution# #Civic & Government# ## #Residential# #Retail# #Commercial# ## #Smart Cities# #Solar# #Energy Solutions# ## #Spatial Intelligence# #GIS# #Geographic Information System# ## #Subject Matter Expert# #Transit Oriented Development# #TOD# ## #Transportation# #Water / Wastewater# #Industrial# ## #Wind# #Energy Solutions# ##
Toronto, Ontario, Canada
James has over 10 years of experience applying GIS technology to solve problems in a wide variety of business sectors including land use planning, real estate & economic planning, municipal infrastructure, transportation, and renewable energy. As a Certified GIS Professional and Certified Planning Technician, James is able to combine his understanding of land use planning and land development with his knowledge of Geographic Information Systems to perform meaningful analysis and identify spatial patterns and trends. James has played a key role in numerous projects requiring land use analysis, development constraint analysis, master servicing plans, conceptual designs, transportation planning, asset management and inventories, site selection analysis, data management, data collection and manipulation, data visualization, and database design. Serving as a Regional GIS Lead, James is also involved in a variety of global initiatives that aim to promote and increase IBI’s use of geospatial technology across the firm. These initiatives have helped to highlight the power of spatial analysis and demonstrate why GIS technology can and should be leveraged across all of IBI’s business sectors.
#North America#
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Carlos Gutierrez De Quevedo

Associate Director | Practice Lead, Intelligent Systems
Toronto, ON

Carlos Gutierrez De Quevedo
#Associate Director | Practice Lead, Intelligent Systems# #All# #Data Analytics# #Leader# #Mobility+# #Transportation# ## #Operations# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Research & Development# #Spanish Regional# #Subject Matter Expert# #Systems# #Terminals# #Transportation# #Transit Facilities# ## #Transit Management# #Transportation# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ## #Transportation# #Transportation Planning# #Transportation# ##
Toronto, Ontario, Canada
Carlos Gutierrez De Quevedo is a mobility specialist with over ten years of experience researching and working on urban mobility projects. He is considered a subject matter expert for Smart Cities and part of the team developing IBI Group’s profile in Latin America. Carlos has a M.Sc. in Transportation from MIT supplemented by international experience in planning and policy, infrastructure, operations, analytics, and technology projects. His strength lies in his ability to lead multidisciplinary teams in different contexts with well-rounded knowledge in all modes of urban transportation. His signature projects include analytics to infer origin and destination matrices and improve bus schedules in the Basque Country, Spain and outlining the Mobility as a Service vision for Chattanooga, ennessee. He is currently defining intelligent infrastructure for dynamic platform allocation at Metrolinx’s Union Station Bus Terminal.
#Latin America# #North America#
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Tony Wai

Associate Director | Practice Lead, Architecture
Vancouver, BC

Tony Wai
#Associate Director | Practice Lead, Architecture# #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#
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Barry Nathan

Associate Director | Practice Lead, Interior Design
Toronto, ON

Barry Nathan
#Associate Director | Practice Lead, Interior Design# #Airports# #Transportation# ## #All# #High Rise Residential# #Residential# ## #Interiors# #Interior Design# ## #Leader# #Living+# #Residential# ## #Office# #Commercial# ## #Retail# #Commercial# ##
Toronto, Ontario, Canada
https://www.linkedin.com/in/barry-nathan-a73a0015/
Great design nourishes the soul!
Barry Nathan has over 30 years of experience in both architectural and interior design, which has given him an enviable understanding of two areas of practice. His work is comprised of both large scale commercial clients and complex public spaces, including higher education and high-rise residential projects. Alternative design approaches have allowed Barry to provide very unique and creative solutions for progressive thinking clients. His adeptness at problem solving via innovative solutions has helped many clients succeed in their goals. He is always challenging the status quo with an alternative view. Some of Barry’s past awards include the Design Exchange and ARIDO Awards for Pearson Airport, Denton’s Toronto and the Bell Wireless Centre in Mississauga. He is in the process of finalizing his Architectural License with the OAA and has memberships with the TSA and ASID.
#North America#
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Alyssa Koehn

Associate | Manager, Urban Design
Vancouver, BC

Alyssa Koehn
#Associate | Manager, Urban Design# #All# #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Master Planning# #Placemaking# #Planning & Urban Design# ## #Placemaking# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Public Outreach#
Vancouver, British Columbia, North America
Alyssa Koehn is an urban designer with IBI Group’s Vancouver practice. Her work focuses primarily on the development of master planning concepts, where she manages both the design and approval process, as well as facilitating public engagement and outreach. She has worked on both public and private sector projects, ranging from a few acres to a city-wide scale. Alyssa holds both a Master of Architecture and a Master of Urban Planning from the University of California, Los Angeles. She works to integrate the two disciplines, ensuring that master planning concepts both align with local policy goals and transition smoothly into architecture. Alyssa is a strong communicator and project manager, often leading large and complex project teams. Her strengths are her attention to detail, efficient administration, and interdisciplinary approach to site design, as well as the integration of design-thinking into the public engagement process to ensure successful outcomes for both participants and clients.
#North America#
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Brian Baker

Senior Landscape Architect
Calgary, AB

Brian Baker
#Senior Landscape Architect# #All# #Healthcare+# #Healthcare# ## #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Landscape Architecture# #Learning+# #School# #Education# ## #Living+# #Residential# ## #Mobility+# #Transportation# ## #Placemaking# #Planning & Urban Design# #Placemaking# ##
Calgary, Alberta, Canada
Brian is a landscape architect, and combined with practice as a principal of Landplan Associates Ltd. and previous positions, has over 40 years experience in planning and site design.  He has worked on several award winning projects including the Park at McDougall Centre and Shaw Millennium Park in Calgary, Kananaskis Village in Kananaskis Country and the Tyrrell Museum of Palaeontology in Drumheller.  He is currently working on Spring Creek Mountain Village, an exceptional example of pedestrian oriented resort development in Canmore.  Brian has been honoured with membership in the College of Fellows of the Canadian Society of Landscape Architects. Brian’s ongoing aspiration is to create memorable pedestrian spaces where people live, work and play.  He is committed to resolving a project’s functional and aesthetic requirements through innovative design based on an understanding of the local environment and culture.  He has been an advocate of sustainability principles for many years and has successfully worked on several LEED projects.  Brian has experience in providing relevant and competent input through all phases of the planning/design process.
#North America#
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