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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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Jeff Christianson

Director | Sr. Practice Lead, Architecture
Vancouver, BC

Jeff Christianson
#Director | Sr. Practice Lead, Architecture# #All# #Architecture# #High Rise Residential# #Residential# ## #Hospitality# #Commercial# ## #Hotels & Resorts# #Commercial# #Hospitality# ## #Leader# #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Residential#
Vancouver, British Columbia, Canada
Jeff Christianson is a Project Manager with more than 25 years of experience in the design and construction administration of multi-family residential, hotel, and mixed-use projects in Vancouver. He has been involved in all aspects of project development with emphasis on design development through project completion. With over 20 towers completed, he is an experienced project leader with expertise in design, design development, working drawings, and construction administration. Recent projects include several high-rise developments for Concord Pacific Place.
#North America#
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David Ashton

Associate | Manager, Software Development
Burlington, ON

David Ashton
#Associate | Manager, Software Development# #Advanced Traffic Management System# #Transportation# #ATMS# ## #All# #Software as a Service# #SaaS# ## #Systems# #Systems Engineering# #Systems# ##
Burlington, Ontario, Canada
https://www.linkedin.com/in/david-ashton-a232b896
David is a Software Development Manager, in the Solutions Group at IBI. Our projects focus on Intelligent Transportation Systems (ITS) applications, which includes solutions for Advanced Traffic Management Systems (ATMS), Performance Measures Reporting and Analysis, CCTV Video Dissemination, Maintenance and Inventory Management software, Fleet Dispatch and Tracking solutions, and Express Lanes Management systems.
#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#
Visit Michael Lee's ProfileVisit Mac Gong's Profile
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 Antulio Richetta's Profile
Antulio Richetta

Director | Office Lead, Athens
Athens, Greece

Antulio Richetta
#Director | Office Lead, Athens# #Airports# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Brownfield Development# #Development Engineering# ## #Civic & Government# #Institution# ## #Civil Infrastructure# #Data Analytics# #Design Build# #Information & Communications Technology# #ICT# ## #Leader# #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #Multi-Modal Transportation# #Transportation# ## #Office Lead# #Operations# #Operations Centre# #Transportation# ## #P3# #Project / Programme Management# #Research & Development# #Revenue / Tolling# #Transportation# ## #Sustainability & Environmental Management# #Green# ## #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ## #Traffic Engineering# #Transportation# #Traffic Management# ## #Traffic Management# #Transportation# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ## #Transportation# #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Athens, Greece, Europe
http://linkedin.com/in/antulio-richetta-9075501
Antulio Richetta has a Master of Science in Transportation from the Massachusetts Institute of Technology and specializes in ITS, Motorway Concessions, Toll and Motorway Management Systems, Information Technology Applied to Transportation Systems, Intermodal Systems and Transport Systems Analysis. Antulio is currently responsible for several Motorway Concession Toll, Motorway Management and Communications Systems deployments in Greece and as part of his ITS-related experience, he has led key projects in several cities worldwide including the Athens Traffic Management and Signal Study for the Athens 2004 Olympic Games, the Automated Traffic Violations Administering and Monitoring in Saudi Arabia, and the Beirut Traffic Management Program. His technical experience extends to areas of the Transportation sector, where he was responsible for the Attiki Region Public Transport Masterplan, and Airport Masterplan projects for Santorini and Tripoli in Greece.
#Europe#
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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#
Phil Colleran

Associate Director | Placemaking Lead, U.S. East
Boston, MA

Phil Colleran
#Associate Director | Placemaking Lead, U.S. East# #All# #Landscape Architecture# #Leader# #Mixed Use# #Commercial# ## #Planning & Urban Design# #Placemaking# ## #Subject Matter Expert#
Boston, Massachusetts, United States of America
Phil Colleran has directed a range of urban, mixed-use development projects, community planning, and site design in the U.S. and abroad. He has significant experience with complex projects and large teams in the Far East, the Middle East and North Africa. In his work, he is responsive to environmental and civic concerns, and has deployed ground-breaking design strategies suitable to climate and project conditions.
#North America# #Northeast#
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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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Justin Harris

Director | Healthcare+ Lead, Buildings
Manchester, UK

Justin Harris
#Director | Healthcare+ Lead, Buildings# #Acute Care# #Healthcare# ## #All# #Ambulatory Care# #Healthcare# ## #Architecture# #Civic & Government# #Institution# ## #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Design Build# #Education# #School# ## #Healthcare+# #Healthcare# ## #Higher Education# #School# #Education# ## #K-12 Education# #School# #Education# ## #Labs / Life Sciences# #Healthcare# ## #Leader# #Learning+# #School# #Education# ## #Library# #Institution# #Civic & Government# ## #Mental Health Care# #Healthcare# ## #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Oncology# #Healthcare# ## #P3# #Pediatrics# #Healthcare# ## #Policy & Design Guidelines# #Project / Programme Management# #Public Outreach# #Residential# #Retail# #Commercial# ## #Seniors Communities# #Residential# ## #Stadium / Athletic Facilities# #Institution# #Civic & Government# ## #Transit Oriented Development# #TOD# ## #UK Regional# #Wayfinding & Signage#
Manchester, United Kingdom,
https://www.linkedin.com/in/justin-harris-45553114/
Justin is an architect with over 25 years of experience in the healthcare sector. Working across the acute, primary and out-of-hospital care sector, his strength lies in the design and development of complex, multi-stakeholder projects such as: Bolton One, Gorton Community Hub, and Corby Health and Wellbeing Centre. With an interest in progressive healthcare systems, Justin has supported innovation programs such as the NHS Healthy New Towns initiative.
#United Kingdom#
Visit Justin Harris's ProfileVisit Cathryn Chopko-Beck's Profile
Cathryn Chopko-Beck

Director | Sr. Practice Lead, Urban Design / Planning
Edmonton, AB

Cathryn Chopko-Beck
#Director | Sr. Practice Lead, Urban Design / Planning# #All# #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Data Analytics# #Green# #Landscape Architecture# #Leader# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Research & Development# #Sustainability & Environmental Management# #Green# ##
Edmonton, Alberta, Canada
Cathryn Chopko-Beck’s areas of expertise include landscape and urban design, land use planning, socio-economic analysis/market research, site planning, recreation and tourism planning, policy development and environmental planning.
#North America#
Visit Maja Nesdale's Profile
Maja Nesdale

Principal | Mixed-Use, Buildings
London, UK

Maja Nesdale
#Principal | Mixed-Use, Buildings# #All# #Architecture# #Commercial# #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Education# #School# ## #High Rise Residential# #Residential# ## #Higher Education# #School# #Education# ## #Hotels & Resorts# #Commercial# #Hospitality# ## #Interiors# #Interior Design# ## #Labs / Life Sciences# #Healthcare# ## #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Landscape Architecture# #Library# #Institution# #Civic & Government# ## #Low Rise Residential# #Residential# ## #Master Planning# #Placemaking# #Planning & Urban Design# ## #Mid Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Planning & Urban Design# #Placemaking# ## #Research & Development# #Residential# #Smart Cities# #Strategic Planning#
London, United Kingdom, United Kingdon
https://www.linkedin.com/in/marianesdale/
I strongly believe that great design comes from always being curious and looking to the future. My passion lies in research-based design, shifting the traditional paradigm and embracing future technologies to ultimately help our clients be successful.
Maja is an architect with considerable experience within the academic, research and innovation sectors, where she is experienced at delivering projects across varying scales, internationally and in the UK. Her work focuses around mixed-use developments and the creation of sustainable communities that support resilience, inclusivity and wellbeing. Maja is a celebrated thought leader, sharing her experiences, ideas and knowledge of emerging trends to facilitate global conference workshops and inspire individuals to push boundaries in strategy and design. Maja’s expertise is underpinned by her invested interest in research and evidence-based design. An author and contributor to global research papers, she has helped shape the future of education, campuses and library design. Maja’s passion for research and thought leadership results in proven design excellence in her work. From strategy to realisation, Maja thrives on creating long-lasting relationships that ensure her clients’ projects are successful, regardless of their size or location.
#London# #United Kingdom#
Visit Anna Dybka's Profile
Anna Dybka

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

Anna Dybka
#Director | Sr. Practice Lead, Intelligent Systems# #All# #Bridges, Roads & Highways# #Transportation# ## #Project / Programme Management# #Revenue / Tolling# #Transportation# ## #Subject Matter Expert# #Systems# #Systems Integration# #Systems# ## #Traffic Engineering# #Transportation# #Traffic Management# ## #Traffic Management# #Transportation# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ##
Toronto, Ontario, Canada
Anna Dybka P.Eng specializes in functional and detail design, implementation and operation of ITS, including Traffic Management Systems, Toll Collection Systems, Traffic Signals, Weather Monitoring Stations and project administration and management. Anna has led an extensive portfolio of system design projects province-wide for MTO, and for clients including 407 ETR, City of Toronto, and Windsor-Detroit Tunnel. She recently led the design of the systems fit-in at the new MTO Central Region COMPASS Traffic Management Centre as implemented in advance of the Pan Am Games.
#North America#
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