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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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Wendy de Silva

Architect | Mental Health Lead
London, UK

Wendy de Silva
#Architect | Mental Health Lead# #All# #Architecture# #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Design Build# #Green# #Healthcare+# #Healthcare# ## #Mental Health Care# #Healthcare# ## #Mixed Use# #Commercial# ## #Placemaking# #Planning & Urban Design# ## #Policy & Design Guidelines# #Subject Matter Expert# #UK Regional#
London, United Kingdom, Europe
https://www.linkedin.com/in/wendy-de-silva-764b0529/
There is no health without mental health' WHO.

Wendy de Silva is an award winning architect and accredited RIBA Client Advisor with over 30 years of industry experience. She has amassed a wealth of knowledge across a range of educational, commercial and residential projects, but her particular expertise is in healthcare design. She has extensive understanding of the mental health sector and has worked with clients who are at the forefront of best practices and she is passionate about service improvements. Her project work has been recognized with awards for innovation and for providing best in class mental health facilities. She has presented papers on mental health design at conferences in the UK and Scandinavia.

Wendy has also worked on a wide range of primary and community health facilities and is keenly interested in the integration of health and social care services. She has been involved in competition winning integrated health and housing developments in London regeneration areas and has worked as Technical Advisor to community based NHS Trusts.

Wendy’s involvement as a governor of UCLH FT from 2004-2011 also enabled her to gain excellent insight into the rapidly changing NHS environment and the pressures that Foundation Trusts currently face. She continues to serve on its Arts and Heritage Committee.

#Europe#
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#
Keith Sallaway

Director, Architect
Calgary, AB

Keith Sallaway
#Director, Architect# #All# #Architecture# #Leader# #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Residential#
Calgary, Alberta, Canada
Open mindedness, communication, and collaboration are key pillars in the design, management, and success of a project.

Keith Sallaway leads the architectural practice in the Calgary office, including all areas of southern Alberta, western British Columbia, and Saskatchewan. His creative ability to design and his leadership capabilities result in well-managed projects that meet or exceed client expectations.

#North America#
Noel Vilamitjana

Associate | Manager, Architecture
Edmonton, AB

Noel Vilamitjana
#Associate | Manager, Architecture# #All# #Architecture# #Civic & Government# #Institution# ## #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Design Build# #Detention Facilities# #Institution# #Civic & Government# ## #Education# #School# ## #Healthcare+# #Healthcare# ## #High Rise Residential# #Residential# ## #Interiors# #Interior Design# ## #K-12 Education# #School# #Education# ## #Labs / Life Sciences# #Healthcare# ## #Learning+# #School# #Education# ## #Living+# #Residential# ## #Mental Health Care# #Healthcare# ## #Office# #Commercial# ## #Operations Centre# #Transportation# ## #Police Stations# #Institution# #Civic & Government# #Police & Fire Stations# ## #Residential# #Retail# #Commercial# ## #Subject Matter Expert#
Edmonton, Alberta, Canada

Noel is a Certified Construction Contract Administrator (CCCA) who has been in the construction industry for approximately 20 years. He excels at contract document coordination and construction administration. For many Edmonton-based projects, Noel coordinates contract document production teams, prepares project specifications, and manages the construction administration phase.

Noel’s experience consists of primarily protective services, commercial, healthcare, retail, education, recreation and multi-unit projects. Recently, he has worked on the Edmonton Police Service NW Campus, the City of Edmonton Co-located Emergency Dispatch 911 Centre, and the Edwin Parr Replacement School, in Athabasca Alberta. Noel is also a member of Construction Specifications Canada (CSC).

Ashish Ghate

Director | Sr. Practice Lead, Urban Design / Planning
Toronto, ON

Ashish Ghate
#Director | Sr. Practice Lead, Urban Design / Planning# #All# #Green# #Living+# #Residential# ## #Master Planning# #Planning & Urban Design# ## #Mixed Use# #Commercial# ## #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #Placemaking# #Planning & Urban Design# ## #Planning & Urban Design# #Project / Programme Management# #Public Outreach# #Subject Matter Expert# #Transit Oriented Development# #TOD# ## #Water Resources Management# #Industrial# ##
Toronto, Ontario, Canada
https://www.linkedin.com/in/ashish-ghate-3a48441a/

With a background in Architecture, Urban Design and Planning, Ashish Ghate brings a keen eye for good urban form and the complexities of city building to his role as a project manager and urban designer/planner. Ashish has worked on a variety of master planning and site planning projects based in North, Central and South America, Middle East, Eastern Europe, and India.

His experience includes all aspects of project development and spans multiple scales ranging from regional plans, master plans, transit-oriented-design, streetscape master plans, urban intensification projects and guidelines focusing on policy as well as detailed design standards. Ashish’s impressive portfolio includes a number projects focused on the importance of urban design and the balance between functional and aesthetic concerns of a project. Whereas his architectural background brings a solid building typology and infrastructure knowledge base to his work.

Phil Colleran

Associate Director, Sub-Sector Lead
Boston, MA

Phil Colleran
#Associate Director, Sub-Sector Lead# #All# #Landscape Architecture# #Leader# #Mixed Use# #Commercial# ## #Planning & Urban Design# #Subject Matter Expert#
Boston, Massachusetts, United States of America

Phil Colleran has directed a range of urban mixed-use development projects in the US and abroad. He has significant experience with complex planning 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.

Christopher Lent

Associate Principal | Interior Design, Buildings
Alexandria, VA

Christopher Lent
#Associate Principal | Interior Design, Buildings# #All# #Architecture# #Civic & Government# #Institution# ## #Courts# #Institution# #Civic & Government# ## #Green# #Interiors# #Interior Design# ## #Labs / Life Sciences# #Healthcare# ## #Office# #Commercial# ## #Operations Centre# #Transportation# ## #Project / Programme Management# #Retail# #Commercial# ## #Subject Matter Expert#
Alexandria, Virginia, United States of America
https://www.linkedin.com/in/christopher-lent-bb35228/

With over three decades of experience in workplace design, Christopher is an IBI Group Associate and Senior Project Manager for the buildings/interiors sector. He has managed a full range of project scopes incorporating all aspects of the workplace design process in sectors including government, military, commercial office, industrial and retail. Christopher has a strong emphasis on end-user client advocacy through the integration of interior design, architecture and engineering principles leading to effective facility management. As Senior Project Manager, Christopher is currently providing specialized design and construction administration expertise facilitating the successful implementation of a large technology firm in Washington, D.C.

Christopher is a Certified Facility Manager (CFM), with the International Facility Management Association (IFMA), a certified interior designer with the National Council for Interior Design Qualifications (NCIDQ), a member of the U.S. Green Building Council (USGBC), and a member of the Society of Military Engineers (SAME).

#North America#
Wendy Atkinson

Studio Associate Director
Birmingham, UK

Wendy Atkinson
#Studio Associate Director# #Advanced Traffic Management System# #Transportation# #ATMS# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Mobility+# #Transportation# ## #Operations# #Operations Centre# #Transportation# ## #Project / Programme Management# #Traffic Management# #Transportation# ##
Birmingham, United Kingdom, Europe
https://www.linkedin.com/in/wendy-atkinson-b4729930/

Wendy is a recognised expert in the development and implementation of operational procedures for highway network management. Prior to joining IBI Group, she worked for Gloucestershire Police, supervising two control rooms, and for Highways England’s Traffic Officer Service, managing incidents both on the network and from the Regional Control Centre. She managed Highways England’s National Occupational Standards Programme, which she also developed into a formal Traffic Management Diploma, accredited by City and Guilds.

Since joining IBI Group in 2010, Wendy has advised clients such as Glasgow City Council and the Ontario Ministry of Transportation (MTO), as well as continuing her role as technical advisor to Highways England. She has provided specialist support to Smart Motorway operations and led projects including the Stationary Vehicle Detection Trial and the development of Smart Motorway Driver Information Requirements. Wendy currently coordinates IBI’s work to enhance Highways England’s signalling policy and capability. She is integral to expanding the firm’s services to other highway network managers across the UK and to the emergency services.

#Europe#
Liviu Birjega

Associate - Manager, Intelligent Systems
Pompano Beach, FL

Liviu Birjega
#Associate - Manager, Intelligent Systems# #Active Transportation# #Transportation# ## #Advanced Traffic Management System# #Transportation# #ATMS# ## #Airports# #Transportation# ## #All# #Bus Rapid Transit# #Transportation# #BRT# ## #Data Analytics# #Data Centre# #Commercial# #Office# ## #Design Build# #Mobile Technology# #Transportation# ## #Parks# #Institution# #Civic & Government# ## #Ports# #Transportation# #Transit Facilities# #Terminals# ## #Project / Programme Management# #Rail# #Transportation# ## #Research & Development# #Revenue / Tolling# #Transportation# ## #Smart Cities# #Software as a Service# #SaaS# ## #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ## #Transit Facilities# #Transportation# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ## #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Pompano Beach, Florida, United States of America
www.linkedin.com/in/LiviuBirjega
Honesty and truth is the ultimate sophistication.

Liviu Birjega has over 17 years of extensive involvement in IBI Group – Intelligent Systems division and more than 27 years of experience working in software development, IT and academia. Mr. Birjega provides functional and technical expertise, strategies and leadership in the development of new IBI Group projects and enhancements of existing ones delivering results across multiple verticals and technology platforms to enterprise clients. Monitors technology trends that will impact products in the years to come and recommends suitable new technologies and standards to create strategic prioritization and add higher value to customers. A champion for product quality, specializes in systems architecture, design, development and integration, software development life cycle, user experience complex processes, business analysis and integration.

#North America#
John Bayley, P.Eng

Associate Director - Practice Lead, Transportation Engineering
Waterloo, ON

John Bayley, P.Eng
#Associate Director - Practice Lead, Transportation Engineering# #Active Transportation# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Civic & Government# #Institution# ## #Civil Engineering# #Civil Infrastructure# ## #Civil Infrastructure# #Design Build# #Engineering# #Leader# #Light Rail Transit# #Transportation# #LRT# ## #Multi-Modal Transportation# #Transportation# ## #Policy & Design Guidelines# #Project / Programme Management# #Public Outreach# #Subject Matter Expert# #Transportation# #Transportation Engineering# #Transportation# ## #Water / Wastewater# #Industrial# ##
Waterloo, Ontario, Canada
Our focus on quality and the prioritization of our client's needs is what sets us apart.

John Bayley provides over 30 years of qualified professional experience in the areas of environmental study, preliminary design, detailed design, and contract administration of municipal servicing, transportation, urban and rural infrastructure upgrading projects, and storm water management facilities. John has also managed both transportation and municipal engineering teams and divisions during his time.

John has managed and provided technical expertise on multiple Class Environmental Assessment studies and detailed design projects, including route alignment/location, transportation system expansion/upgrading and servicing projects, as well as site and subdivision land development and construction administration.

In addition to consulting engineering, John has also managed several projects for a large Ontario-based sewer and watermain contractor, group leadership in the transportation engineering field and technical discipline mentorship in the consulting engineering field. John has researched and created municipal design standards at the local and regional municipal levels and has applied experience with municipal infrastructure management systems.

Paula Margaritis

Associate | Manager, Interior Design
Toronto, ON

Paula Margaritis
#Associate | Manager, Interior Design# #All# #Architecture# #Interiors# #Interior Design# ## #Office# #Commercial# ##
Toronto, Ontario, Canada

Paula Margaritis has 15 years of intensive multidisciplinary experience in architecture, planning and interior design. Her architectural background brings solid knowledge on built form modules and allows ultimate flexibility in developing and creating highly progressive and innovative solutions in any environment. As a senior designer, she has participated on several larger scale projects ensuring a highly creative and detailed quality in designing interiors and coordinated with the functional and technical aspects of the projects. As a passionate, energetic, efficient and organized professional, she processes excellent communications, sound project management skills and a team spirited personality.

Jonathan Darton

Director - Sr. Practice Lead, System Engineering
Calgary, AB

Jonathan Darton
#Director - Sr. Practice Lead, System Engineering# #All# #Data Analytics# #Information & Communications Technology# #ICT# ## #Leader# #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #Multi-Modal Transportation# #Transportation# ## #Operations# #Operations Centre# #Transportation# ## #Project / Programme Management# #Public Outreach# #Research & Development# #Revenue / Tolling# #Transportation# ## #Software as a Service# #SaaS# ## #Strategic Planning# #Subject Matter Expert# #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ## #Traffic Engineering# #Transportation# #Traffic Management# ## #Traffic Management# #Transportation# ## #Transportation# #Transportation Engineering# #Transportation# ## #TravelIQ# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ## #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Calgary, Alberta, Canada
https://www.linkedin.com/in/jonathan-darton/

Jonathan Darton BCOMM, ISP, ITCP has 15 years of experience in the areas of Intelligent System design, development, and implementation. Jonathan has been actively engaged with stakeholders for many ITS, TMC and systems related projects including ATMS, ATIS, Data Acquisition, and Data Warehousing systems. Jonathan manages the Canada West Intelligent Systems Solutions team which provides service to clients throughout Canada and internationally. He holds the Information System Professional (ISP) and ITCP designations from Canada?s Institute of Information Technology Professionals and is currently serving as Co-chair of the ITS Canada ATMS Technical Committee.

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