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 2,500 difference makers is IBI’s Leadership team, setting out a compelling vision and guiding IBI Group towards the future.

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Jane Sillberg

Global Director, Human Resources
Toronto, Canada

#english# All# #Senior Management#
Toronto, Canada

Jane Sillberg is the Global Director of Human Resources and is responsible for managing the IBI Group HR team, advising the senior leadership team and managers on business and Human Resources issues, and developing HR policies, processes, and procedures to ensure consistency across the firm. Her role in IBI’s recent structural re-organization included creation of a new performance management program, career path and succession planning, and definition of job descriptions and salary ranges.

Jane is a frequent speaker at HR, benefits, and compensation conferences, and a past board member of the Communications and Technology Council in Ottawa and St. Joseph Health Care in London, Ontario. Jane has a Masters Degree in business management focusing on human resource management.

Jeffrey B. Koehn

Sr. Principal
Cincinnati, USA

#english# All# #Architectural Controls# #Bridges# #Brownfield Development# #Civic & Government# #Civil Engineering# #Civil Infrastructure# #Community / Recreational Facilities# #Design Build# #Education# #Electrical Engineering# #Engineering# #Environmental Assessment# #Fire Stations# #Green# #Heritage / Historic Preservation# #Higher Education# #Highway / Road Design# #Industrial# #K-12 Education# #Leader# #Library# #Maintenance Facilities# #Master Planning# #Mechanical Engineering# #Mixed Use# #Mobility+# #Office# #Office Lead# #Parking# #Parks# #Planning & Urban Design# #Project / Programme Management# #Public Outreach# #Residential# #Retail / Commercial# #Roads & Highways# #Seniors Communities# #Software Development# #Stadium / Athletic Facilities# #Strategic Planning# #Structural Engineering# #Subject Matter Expert# #Systems Engineering# #Transit Planning# #Transportation# #Transportation Engineering# #Transportation Planning# #Warehouse & Distribution Centre# #Water / Wastewater# #Wayfinding & Signage#
Cincinnati, USA
https://www.linkedin.com/in/jeff-koehn-1586bb5/

Jeffrey B. Koehn is the US Transportation Engineering Lead, specializing in the design of infrastructure for complex and innovative projects in both the private and public sectors. He is known in the industry for his ability to focus on the critical details required and delivering exceptional results.

Jeffrey’s responsibilities include management, design, construction management/administration of transportation improvement projects. He is also a recognized expert in the design of sustainable storm water systems, including storm water capture and re-use; large scale dry wells; pervious pavement systems and bio-retention facilities. Recent notable projects include: Washington Park, the Cincinnati Zoo, Armleder Park, Oakley Station CSO Separation Design Build, and several sections of the Ohio River trail.

David Traub-Werner

Associate | Transportation Engineer
Tel Aviv, Israel

#english# Active Transportation# #All# #Brownfield Development# #Civil Engineering# #Civil Infrastructure# #Data / Operations Centre# #Design Build# #Engineering# #Light Rail Transit# #Mechanical Engineering# #Mobility+# #Municipal Services# #Project / Programme Management# #Research & Development# #Roads & Highways# #Sustainability & Environmental Management# #Systems# #Systems Integration# #Traffic Management# #Transit Facilities# #Transit Planning# #Transportation# #Transportation Engineering# #Water Resources Management#
Tel Aviv, Israel
https://www.linkedin.com/in/david-traub-werner-07268311/

David Traub-Werner is a civil engineer that has spent the majority of his career applying Systems Thinking and Engineering principles to infrastructure projects. His involvement on large Intelligent Transportation Systems projects, both P3 and public-lead design-bid-build, has included direct involvement and leadership in the range of professional services for software development, center-to-field interfaces, field infrastructure connectivity of communications and power and physical infrastructure.

David served as the Assistant Project Manager for the design of ten underground stations for the NTA Red Line Tel Aviv LRT project, as well as the complete construction phase services for five stations. With a keen interest in digital value expeditions, David builds on his systems thinking to investigate, publish and present on current technologies as applied to IBI Group’s core businesses, including: distributed ledger technology, artificial intelligence and machine learning.

Mar Granados

Associate | Architect
New York, USA

#english# All# #Architecture# #High Rise Residential# #Living+# #Mixed Use# #Office# #Residential#
New York, USA

Mar Granados is an architect with over ten years of experience and holds licenses both in Europe and the United States. She has been working as an architect in New York City since 2003 after graduating with a Masters in Advanced Architectural Design from Columbia University. She has completed many successful projects globally, including Spain, Italy, Vietnam, Turkey and Singapore. Her extensive knowledge and expertise with design has granted her the opportunity to be a guest juror for multiple studies in schools such as Columbia University, Pratt Institute and the New Jersey Institute of Technology. She is a key member of IBI Group’s design initiatives.

Stelios Pelantakis

Associate Director | Practice Lead, Land Engineering
Dubai, UAE

#english# All# #Civil Infrastructure# #Engineering# #Project / Programme Management# #Revenue / Tolling# #Subject Matter Expert# #Transit Technologies# #Transportation# #Transportation Engineering#
Dubai, United Arab Emirates

Stelios Pelantakis counts over 22 years’ experience in Infrastructure Engineering and Intelligent Transportation Systems. Since joining IBI Group in 2000 he has worked for projects in Greece, UK, Lebanon, United Arab Emirates and Saudi Arabia. Stelios is Practice Lead for Land Engineering projects in Saudi Arabia and United Arab Emirates.

Sylvia Hajo

Associate, Interior Designer
Houston, USA

#english# All# #Civic & Government# #Education# #Healthcare+# #Interiors# #Retail / Commercial#
Houston, USA

Sylvia Hajo has over 20 years of interior design experience, with a specialization in the design of spaces for educational, commercial, health care and institutional clients. Her primary responsibilities include: design management of the project, design collaboration with client, creating interior design concepts, specifying furniture and fixtures, equipment , managing the interior design process including all furniture selections and specifications, overseeing interior project schedules, and adhering to furniture/fabrics/accessories project budgets. Sylvia is conscientious, precise, and is known as an effective communicator with client and stakeholder groups.

Stephen Donnelly

Associate | Manager, Architecture
Toronto, Canada

#english# All# #Architecture# #Design Build# #Education# #Green# #Higher Education# #Learning+# #Project / Programme Management#
Toronto, Canada
https://www.linkedin.com/in/stephen-donnelly-75900069/?ppe=1

Stephen Donnelly is one of the firm’s leading specialists in the design and construction of educational facilities. His experience ranges from childcare centres, elementary and secondary schools to award winning College and University buildings. He has been involved in all facets of project realization for many of the firm’s large-scale sophisticated projects at several Canadian Universities.

Stephen is currently the project manager and lead designer for the new Applied Health Sciences Addition at the University of Waterloo. He has extensive experience delivering projects via a variety of delivery methods including Design-Bid-Build, Design-Build and P3 procurement.

Sol Wassermuhl

Director
Toronto, Canada

#english# All# #Architecture# #Leader# #Residential#
Toronto, Canada

Sol Wassermuhl has been a pivotal figure in the Toronto architecture community and has served international clients, with projects in Canada, China, Russia and USA. Sol is a member of the Toronto Society of Architects and the Ontario Association of Architects, and a Fellow of the Royal Architectural Institute of Canada.

Kelly Cobbe

Director | Office Lead
Waterloo, Canada

#english# Active Transportation# #All# #Bridges# #Brownfield Development# #Civil Engineering# #Design Build# #Development Engineering# #Engineering# #Environmental Assessment# #Highway / Road Design# #Leader# #Light Rail Transit# #Municipal Services# #Office Lead# #P3# #Parking# #Roads & Highways# #Transportation Engineering# #Water / Wastewater#
Waterloo, Canada
https://www.linkedin.com/in/kelly-cobbe-8917a418/

Kelly Cobbe has provided engineering design, construction administration and project management services to various local municipalities, regional municipalities and provincial and federal government agencies in Eastern and Southwestern Ontario for 30 years. Leveraging a number of IBI’s core strengths, he has undertaken infrastructure and urban streetscape revitalization projects in the downtown cores of a number of municipalities in Waterloo Region. Past efforts have also included leading the civil design efforts during the preparation of the Waterloo LRT Bid and managing a portion of the Viva H3 BRT project.
In addition to his Professional Engineer licensing in Ontario and Manitoba, Kelly was designated as a Consulting Engineer by Professional Engineers of Ontario in 2004. He is a founding member and current past-chair of the Grand River Chapter of Consulting Engineers of Ontario, an active member of the Waterloo Region Homebuilder Association Waterloo Liaison Committee, and a past member of the KW Chamber of Commerce Regional and Municipal Affairs Committee.

Paul Lavallee

Director
Seattle, USA

#english# All# #Information & Communications Technology (ICT)# #Leader# #Mobility+# #Office Lead# #Operations & Maintenance# #Project / Programme Management# #Subject Matter Expert# #Systems# #Systems Integration# #Traffic Engineering# #Transportation# #Transportation Engineering#
Seattle, USA

Paul Lavallee is the US Lead in Transit Operations where he draws from his 20 years of experience in transportation and telecommunications planning and design. He has worked at all levels with the public and private sectors, from council and mayors to general managers and senior decision makers. He has a wide variety of local and international experience and expertise.

Ian Nelson

Associate | Manager, Information Communications Technology
Toronto, Canada

#english# Airports# #All# #Bus Rapid Transit# #Civic & Government# #Civil Engineering# #Community / Recreational Facilities# #Data / Operations Centre# #Data Analytics# #Design Build# #Education# #Engineering# #Green# #Higher Education# #Information & Communications Technology (ICT)# #K-12 Education# #Library# #Light Rail Transit# #Office# #P3# #Ports# #Project / Programme Management# #Research & Development# #Sustainability & Environmental Management# #Systems# #Systems Integration# #Traffic Management# #Transit Facilities# #Transit Management# #Transit Technologies# #Transportation# #Water Resources Management# #Wayfinding & Signage#
Toronto, Canada
https://www.linkedin.com/in/ian-nelson-06047b21/
The future city doesn't have departments managing operations from isolated facilities with separate staff. It makes use of ICT infrastructure, integrated operations, intelligent systems, and data analytics to more effectively deliver services to its citizens.

Ian Nelson joined IBI Group in 2001 and has diversified experience in the ICT and ITS industries, leading the planning, design, and integration for a diverse clientele in market sectors including government, transportation, transit, and education. Ian has global experience from work in over seven countries. Ian has experience working on all phases of a project life cycle, starting from business case development and strategic analysis, through to preliminary design, detailed design, procurement management and construction administration.

Specific knowledge and experience includes fibre optic communications, wireless communications, data centres, large operation centre, CCTV and video management systems, audio-visual systems, and intelligent building technologies.

Anita Leonoff

Director | Sr. Practice Lead, Architecture
Vancouver, Canada

#english# All# #Architecture# #Healthcare+# #Heritage / Historic Preservation# #Leader# #Office# #Project / Programme Management# #Public Outreach# #Retail / Commercial# #Subject Matter Expert#
Vancouver, Canada

Anita Leonoff joined IBI Group shortly after graduating from UBC’s Architecture School and learned quickly. In the mid 1980s, Anita began the renovation work on the Hotel Vancouver, one of her longest running projects and one she continues to work on to this day. In the 1990s, Anita took on the local work for Holt Renfrew which at the time was renovation work. This later turned into a new store for Vancouver, followed by Calgary, and a number in Ontario and Quebec, which is a testament to her work. Anita’s areas of specialty include institutional and hospitality facilities design, retail and office tenant fit-ups, heritage renovations, and the management of the approvals and public consultation processes.

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