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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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Mansoor Kazerouni

Global Director | Buildings
Toronto, ON

Mansoor Kazerouni
#Global Director | Buildings# #All# #Architecture# #High Rise Residential# #Residential# ## #Hospitality# #Commercial# ## #Hotels & Resorts# #Commercial# #Hospitality# ## #Leader# #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Regional / Sectoral# #Senior Management# ## #Residential# #Senior Management#
Toronto, Ontario, Canada
Every building has its own idiosyncratic constraints of context, site, program, budget, and vocabulary. The challenge is to successfully resolve them into a gracefully crafted architectural composition. Our role as designers is to ensure that each building has its own personality and responds appropriately to its urban context. This is what we do best.
Mr. Kazerouni is the Global Director of Buildings at IBI. Mr. Kazerouni graduated from Washington University in St. Louis with a Master’s degree, in 1991. With over 25 years of experience, he has a significant portfolio of projects completed or underway across Canada, the United States, the UK, UAE, Jordan and India. These include high density high-rise residential buildings, hotels, office, retail, institutional, and complex urban mixed-use developments. A number of these projects have been nominated for and received Urban Design and Architectural Design awards. Mr. Kazerouni has been a guest lecturer on the subject of architecture and mixed-use design at universities, conferences and various panels. He has also been interviewed on the subject by architectural publications, newspapers, television and other media. Mr. Kazerouni’s abilities and expertise in his field have been recognized by his appointment to the City of Mississauga’s Urban Design Advisory Panel, the City of Markham’s Urban Design Advisory Panel and the City of Vaughan’s Urban Design Advisory Panel. He is also a past Advisory Board Member of the Urban Land Institute, and a member of the Royal Architectural Institute of Canada.
#North America#
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Abhishek Chandrasekaran

Associate | Architectural Designer
Toronto, ON

Abhishek Chandrasekaran
#Associate | Architectural Designer# #All# #Architecture# #BIM & 3D Visualization# #High Rise Residential# #Residential# ## #Living+# #Residential# ## #Mixed Use# #Commercial# ##
Toronto, Ontario,
Abhishek is a career-driven Architect with 11+ years’ experience on many large-scale architectural and master planning projects. He started his IBI Group journey at the Dubai office in early 2014 as part of the Master planning team. He has contributed towards many large-scale industrial projects in Saudi Arabia with an emphasis on creating a modern and attractive employment / retail destination. In 2018, he chose to go back to his architecture roots and has been part of the high-rise residential team in the Toronto Office. He specializes in concept and schematic design. Some of the notable projects he was involved in are 8 Elm, Olive Residences, North Core, Azura and 8 Wellesley condos in Toronto. Abhishek is currently managing several mid & high-rise mixed-use projects in Toronto and surrounding areas.
#North America#
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Leslie Young

Director | Managing Principal
Los Angeles, CA

Leslie Young
#Director | Managing Principal # #All# #Architecture# #Civic & Government# #Institution# ## #Education# #School# ## #Higher Education# #School# #Education# ## #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Leader# #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Office Lead# #Strategic Planning# #Transportation#
Los Angeles, California, United States of America
https://www.linkedin.com/in/leslie-young-b6324b5/
As Director, Managing Principal, Leslie will help develop a diversified and strategically aligned portfolio of work that emphasizes partnerships and innovation in the United States. With over two decades of experience in architecture, she maintains a passion for ensuring design excellence and brand management while leveraging the firm’s global expertise. As a former President of the USC Architectural Guild, Leslie is an active leader within the Southern California design community, and currently participates as an Advisory Board Member of Urban Land Institute, Los Angeles District Council, and is Co-Chair of the ULI-LA Mobility Committee. She is a LEED-accredited professional and a Certified Development, Design & Construction Professional of the International Council of Shopping Centers.
#North America# #Pacific West#
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Dave Barrett

Associate | Manager, Planning
Waterloo, ON

Dave Barrett
#Associate | Manager, Planning# #All# #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Planning & Urban Design# #Placemaking# ## #Subject Matter Expert#
Waterloo, Ontario, Canada
Dave Barrett has over 15 years of land use planning and development experience. He has extensive experience in aggregate site planning and licensing and processes related to aggregate applications, including work for a number of clients ranging from smaller individual producers to the top aggregate producers in Ontario. As Manager of Aggregate Planning, Dave provides project management and planning evaluations for pit and quarry applications under the Aggregate Resources Act. Dave also provides urban and regional planning, analysis, and research support for all aspects of the IBI’s activities. He has experience in providing planning consulting services to municipalities and private sector clients, resource planning, and licensing. He is also experienced in obtaining development approvals, Environmental Assessments for waste management projects, Class Environmental Assessments, and other environmental approvals. He has provided expert evidence before the Ontario Municipal Board. Dave is a Registered Professional Planner and is a member of the Canadian Institute of Planners.
#North America#
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Remi Welch

Associate | Manager, Contract Administration
Markham, ON

Remi Welch
#Associate | Manager, Contract Administration# #All# #Civil Infrastructure# #Commercial# #Construction Management# #Industrial# #Residential#
Markham, Ontario, Canada
https://www.linkedin.com/in/remi-welch-a50685108/
Remi Welch is a Manager with the Construction Management group in IBI and has over 25 years of project management and leadership experience, including extensive construction project management. Through experience, brings a vast amount of knowledge, practicality, and attention to detail. Communication and professionalism are a key part of our Project Management and Contract Administration Team. Possessing the skill-set, diligence, experience, and personality to see any task through to completion.
#North America#
Visit Danielle Sernoskie's Profile
Danielle Sernoskie

Associate | Manager, Architecture
Toronto, ON

Danielle Sernoskie
#Associate | Manager, Architecture# #All# #Architecture# #Light Rail Transit# #Transportation# #LRT# ## #Mobility+# #Transportation# ## #P3# #Project / Programme Management# #Transit Facilities# #Transportation# ##
Toronto, Ontario, Canada
Danielle Sernoskie is a licensed Architect with the OAA and is an Associate Manager within the Transit Architecture Team at IBI Group. Danielle joined IBI Group, by way of SGA, in 2012 after completing degrees in Architecture at Ryerson University (B.Arch.Sci.) and the University of Toronto (M.Arch). Prior to joining IBI Group she gained experience at a variety of Architectural design practices in Toronto as well as in Ireland and Slovakia–working on projects that ranged from entertainment, commercial, educational, and institutional to residential. During her time with IBI Group, Danielle has worked on: Ottawa Confederation Line LRT as Project Manager/Project Architect, Yonge North Subway Extension (Emergency Exit Buildings) as Project Architect, Eglinton Crosstown LRT (Emergency Exit Buildings) as Intern Architect, and Eglinton Crosstown LRT (System Wide Station Facilities) as CA Team Member. Outside of project work, Danielle is responsible for the recruiting and mentoring of co-op students for the Transit Architecture Team and is involved in a variety of business development endeavors.
#North America#
Billy Shum

Director | Sr. Practice Lead, Transportation Engineering
Markham, ON

Billy Shum
#Director | Sr. Practice Lead, Transportation Engineering# #All# #Bridges, Roads & Highways# #Transportation# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Engineering# #Leader# #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 has over 19 years of combined experience in Traffic Engineering and ISO 9001:2015 Quality Management Systems.  He leads a group of Transportation, Traffic, and Electrical Engineers, and Quality Management professionals across several IBI Group offices on large LRT/BRT projects, including: HurOntario LRT; Eglinton Crosstown LRT and Tunneling; Scarborough & Yonge North Subway Extension, 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 (PTOE).   Billy is an ISO 9001:2015 Quality Management System (QMS) Professional Auditor certificated by the International Register of Certificated Auditors (IRCA) and Chartered Quality Institute (CQI). He is also the Vice Chair of the National mirror committee for ISO/TC 269-Railway Applications under Standards Council of Canada (SCC) and is a member of Transportation Association of Canada (TAC)’s Traffic Operations and Management Standing Committee.  
#North America#
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Oliver Hartleben

Director | Sr. Practice Lead, Placemaking
Vancouver, BC

Oliver Hartleben
#Director | Sr. Practice Lead, Placemaking# #Active Transportation# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Brownfield Development# #Development Engineering# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Civic & Government# #Institution# ## #Civil Infrastructure# #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Leader# #Learning+# #School# #Education# ## #Library# #Institution# #Civic & Government# ## #Living+# #Residential# ## #Master Planning# #Placemaking# #Planning & Urban Design# ## #Mixed Use# #Commercial# ## #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #Multi-Modal Transportation# #Transportation# ## #Placemaking# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Project / Programme Management# #Public Outreach# #Research & Development# #sAVe App# #Strategic Planning# #Terminals# #Transportation# #Transit Facilities# ## #Traffic Management# #Transportation# ## #Transit Oriented Development# #TOD# ## #Transit Planning# #Transportation# ## #Transportation# #Transportation Planning# #Transportation# ##
Vancouver, British Columbia, Canada
http://linkedin.com/in/ohartleben
Oliver Hartleben is a city planner with a public administration degree from the Harvard Kennedy School focused on existing and evolving public outreach, demographic, mobility, built form, and innovation topics. A lateral thinker by nature, Oliver brings together his experience in engaging public, private and community stakeholders for the identification of new opportunities and synergies. Oliver is NCI System-certified to facilitate design charettes, has experience in conducting online engagement processes, and leads IBI Group’s R&D Unit, TH!NK.
#North America#
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Zain Ali

Associate Director | Practice Lead, Transportation Engineering
Dubai, UAE

Zain Ali
#Associate Director | Practice Lead, Transportation Engineering# #Active Transportation# #Transportation# ## #Airports# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Brownfield Development# #Development Engineering# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Engineering# #Leader# #Light Rail Transit# #Transportation# #LRT# ## #Mobility+# #Transportation# ## #Multi-Modal Transportation# #Transportation# ## #Parking# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Project / Programme Management# #Public Outreach# #Software as a Service# #SaaS# ## #Subject Matter Expert# #Systems Engineering# #Systems# ## #Terminals# #Transportation# #Transit Facilities# ## #Traffic Engineering# #Transportation# #Traffic Management# ## #Traffic Management# #Transportation# ## #Transit Oriented Development# #TOD# ## #Transit Planning# #Transportation# ## #Transportation# #Transportation Engineering# #Transportation# ## #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Dubai, United Arab Emirates, Middle East
https://www.linkedin.com/in/zain-ali-31116121/
Zain Ali has over ten years of experience specializing in the areas transportation planning, traffic engineering, safety and geometric design combined with extensive experience in urban and landscape planning. He has managed and led a wide variety of long-range and multi-modal transportation projects related to public transit planning, transportation master planning, travel demand modelling, traffic simulation modelling, transportation assessments and parking, both in Canada and in the Middle East. Zain brings a keen eye for devising ‘balanced’ transportation solution considering transportation-land use integration to create attractive, liveable and sustainable built-environments. Being an avid supporter of active transportation modes, Zain is actively involved in a wide-range of multi-modal mega development projects promoting context-sensitive design solutions across the Middle East region. Zain is a registered Professional Engineer in the province of Ontario, Canada as well as in UAE and a member of the Institute of Transportation Engineers (ITE).
#Middle East#
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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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Zohra Mutabanna

Associate | General Manager
New Delhi, India

Zohra Mutabanna
#Associate | General Manager# #Active Transportation# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Office Lead# #Placemaking# #Planning & Urban Design# #Placemaking# ## #Project / Programme Management# #Transit Planning# #Transportation# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ## #Transportation# #Transportation Planning# #Transportation# ##
New Delhi, India, Asia
Zohra Mutabanna is a city and transportation planner, and urban designer with a wide range of experience in transportation planning, architecture, and urban design through projects in the US and India. Zohra has worked on projects involving transit oriented development, non-motorized transportation planning, streetscape design, transit service planning, microsimulation modeling and transit technologies.She graduated from the University of Pennsylvania with a Masters in City Planning and a concentrated focus in transportation planning and urban design.
#Asia#
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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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