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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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Eric Czerniak

Associate | Manager, Buildings Projects
Toronto West, ON

Eric Czerniak
#Associate | Manager, Buildings Projects# #All# #Design Build# #Energy# #Engineering# #Industrial# #P3# #Project / Programme Management# #Transit Facilities# #Transportation# ##
Toronto West, Ontario, Canada

Eric Czerniak has over 20 years of experience in design and project management serving both public and private sector clients. His expertise spans the transit, industrial, commercial, energy and land development sectors. Eric has been involved in all aspects of project development, from the feasibility study phase through to preparation of technical documentation including design drawings and specifications; permitting, licensing and approvals; tendering and award; contract administration; testing and commissioning and project close-out. He is experienced in leading teams representing IBI Group as the owner’s engineer and architect which includes preparing the terms of reference; being the client’s technical advisor and representing different clients in the procurement and award of design and construction contracts. Eric is a team player and an effective communicator having managed multidisciplinary teams on projects delivered under different delivery methods including design-bid-build; design-build and AFP/P3. Eric is also a volunteer with the Professional Engineers Ontario, serving on a professional standards sub-committee for joint coordinating professionals.

#North America#
Grant Dickson

Associate Director
Newark, UK

Grant Dickson
#Associate Director# #All# #Operations# #Software as a Service# #SaaS# ## #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ## #Transportation# #Transportation Engineering# #Transportation# ## #UK Regional#
Newark, United Kingdom, Europe

Grant Dickson is well-known for his expertise in Geographical Information Systems, GIS/IT consultancy, design of IT systems, databases, websites. software and system testing, system installation, integration, support and maintenance. He also specializes in spatially encoded video surveying, GPS, video and digital cameras, asset management systems and associated technologies.

#Europe#
Steven Thesier

Associate Director | Principal, Education
Binghamton, NY

Steven Thesier
#Associate Director | Principal, Education# #All# #Architecture# #Education# #School# ## #Higher Education# #School# #Education# ## #K-12 Education# #School# #Education# ## #Learning+# #School# #Education# ## #Office Lead# #Subject Matter Expert#
Binghamton, New York, United States of America

Steven Thesier has more than 26 years of experience with areas of specialty that include project management and project design for new construction and renovations, educational facilities planning, referendum planning for educational facilities, NYSED coordination on school projects, and NYS OGS project development and execution.

#North America#
Marek Otwinowski

Associate Director
Calgary, AB

Marek Otwinowski
#Associate Director# #All# #Architecture# #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Residential#
Calgary, Alberta, Canada

Marek Otwinowski has extensive knowledge of building and construction systems and has the complete ability to develop designs into built form. His education in contracting, technical detailing and architecture is bolstered by 23 years of experience in the Canadian market.

Tissa De Silva

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

Tissa De Silva
#Director | Sr. Practice Lead, Intelligent Systems# #Airport Taxi Dispatch# #Transportation# #ITS# #Intelligent Transportation Systems# #Transit Technology# ## #Airports# #Transportation# ## #All# #BlueiQ# #Industrial# #Water Resources Management# ## #Leader# #Office Lead# #Operations# #Ports# #Transportation# #Transit Facilities# #Terminals# ## #Revenue / Tolling# #Transportation# ## #Software as a Service# #SaaS# ## #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ##
Toronto, Ontario, Canada

Tissa De Silva leads the global practice of Intelligent Systems at airports, seaports and other major transportation environments. He specializes in ITS systems and solutions, including Traffic Management and Traffic Safety Systems on both local and International arenas. He has over 25 years of experience in Advanced Information Technology Systems, including System Architecture, Software, Hardware, Application Design and Solutions. He is a North American expert for the U.S. National ITS Architecture Program and for Volpe Research Center in the U.S.

Real-time control, monitoring, and revenue management systems for transportation networks and Artificial Intelligence-based control and optimization of energy management solutions for “Smart City” water utilities are marquee projects he has directed for clients in Canada and the U.S.

Tissa has worked with Homeland Security in the U.S. on developing cargo container / railcar monitoring and control systems as well as major revenue management systems for transportation management authorities. He has also led multi-million dollar Revenue Management and Monitoring and Control Systems for a variety of transportation clients across the globe.

Ross Fleith

Associate - Manager, Architecture
Toronto West, ON

Ross Fleith
#Associate - Manager, Architecture# #Airports# #Transportation# ## #All# #Architecture# #Data Centre# #Commercial# #Office# ## #Energy# #Industrial# #Light Rail Transit# #Transportation# #LRT# ## #Living+# #Residential# ## #Low Rise Residential# #Residential# ## #Mobility+# #Transportation# ## #Office# #Commercial# ## #P3# #Retail# #Commercial# ## #Transit Facilities# #Transportation# ## #Transportation#
Toronto West, Ontario, Canada
https://www.linkedin.com/in/rossanofleith/

Ross is an Architecture and Urban Planning alumnus from UFPR – the Federal Brazilian University in Parana, the state in Brazil where Ross was born and raised, and where he worked as a Licensed Architect for 23 years before moving to Canada in 2010. He joined IBI Group in 2014 and is currently an Associate – Manager, Architecture, working on several jobs within the infrastructure, industrial and transportation sectors. He has recently worked as the architectural lead for the new Metrolinx Go Transit Control Centre in Oakville, and for the EMSF, the maintenance and storage facility for the Eglinton LRT.

Jannis Nassoulis

Director | Sr. Practice Lead, Systems Engineering
Athens, Greece

Jannis Nassoulis
#Director | Sr. Practice Lead, Systems Engineering# #All# #Bridges, Roads & Highways# #Transportation# ## #Economic / Financial Analysis# #Information & Communications Technology# #ICT# ## #Leader# #Maintenance Facilities# #Transportation# ## #Operations# #Operations Centre# #Transportation# ## #P3# #Project / Programme Management# #Revenue / Tolling# #Transportation# ## #Strategic Planning# #Subject Matter Expert# #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ## #Traffic Engineering# #Transportation# #Traffic Management# ## #Traffic Management# #Transportation# ## #Transportation# #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Athens, Greece, Europe

Jannis Nassoulis has more then 18 years of experience in the infrastructure construction and transportation industry. After he successfully managed the design, installation, testing and commissioning of the first large scale ITS project in Greece, he was involved in motorway operations undertaking the role of the Tunnel Safety Officer of the Athens ring road. He coordinated large scale exercises and fire tests in tunnels.

In 2007, Jannis organized the operation and maintenance of the 230km long motorway concession project, Aegean Motorway, as Chief Operations Officer. Holding the position of the COO for nine years, he managed a major operational crisis involving a dramatic rockfall incident, resulting to longlasting international arbitration procedures, legal disputes and claims. He also actively participated in a successful project restructuring process, necessary to mitigate severe problems resulting from the Greek financial crisis, earning serious experience in PPP project financing, contractual arrangements and negotiation practices.

#Europe#
Nanette Shahinian

Associate Director | Practice Lead, Architecture
Toronto, ON

Nanette Shahinian
#Associate Director | Practice Lead, Architecture# #All# #Architecture# #Civic & Government# #Institution# ## #High Rise Residential# #Residential# ## #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Residential# #Subject Matter Expert#
Toronto, Ontario, Canada

Nanette Shahinian is an Architect with over 30 years’ experience in residential and institutional buildings. She has worked on a range of buildings from high-end boutique condominiums to large scale mixed use projects. Through her involvement on high-profile projects such as Chaz Condominium, The Avenue, South Park Halifax and the Bathurst JCC, she has developed relationships with both long-standing and new clients. Nannette’s work is characterized by the desire to develop design solutions for complex buildings, which fully satisfy the client’s needs, and the detailing and physical quality of our built environment.

#North America#
Paul Perejma

Office Manager
Fort McMurray, AB

Paul Perejma
#Office Manager# #All# #Bridges, Roads & Highways# #Transportation# ## #Civic & Government# #Institution# ## #Design Build# #Detention Facilities# #Institution# #Civic & Government# ## #Industrial# #Library# #Institution# #Civic & Government# ## #Parking# #Residential# #Retail# #Commercial# ## #Terminals# #Transportation# #Transit Facilities# ## #Traffic Management# #Transportation# ## #Transportation# #Water / Wastewater# #Industrial# ##
Fort McMurray, Alberta, Canada

Paul is a Civil Engineer with over nine years of experience in residential, commercial, industrial, municipal and marine design projects. Paul continues to add to his skillset of project management, design, drafting, cost estimates, tender preparation, and contract administration. He is licensed in both BC and AB and is familiar with design adaptations to suit each region.

He is currently involved in projects surrounding the devastating wildfires that hit Fort McMurray in 2016 and plays a part in ensuring the rehabilitation efforts help residents move back home.

#North America#
Daniel Crosthwaite

Associate | Manager, Buildings Projects
Toronto West, ON

Daniel Crosthwaite
#Associate | Manager, 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.

Shari Gratke

Associate Principal | Education, Buildings
San Jose, CA

Shari Gratke
#Associate Principal | Education, Buildings# #All# #Architecture# #BIM & 3D Visualization# #Civic & Government# #Institution# ## #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Design Build# #Education# #School# ## #Green# #Higher Education# #School# #Education# ## #Interiors# #Interior Design# ## #K-12 Education# #School# #Education# ## #Labs / Life Sciences# #Healthcare# ## #Learning+# #School# #Education# ## #Library# #Institution# #Civic & Government# ## #Master Planning# #Planning & Urban Design# ## #Office# #Commercial# ## #Office Lead# #Operations Centre# #Transportation# ## #Parking# #Parks# #Institution# #Civic & Government# ## #Project / Programme Management# #Public Outreach# #Subject Matter Expert#
San Jose, California, United States of America
https://www.linkedin.com/in/shari-gratke-russo-0a275198/

Shari is a Project Manager specializing in K-12 projects and a co-office lead in our San Jose office. With over 20 years of experience in designing education facilities, she has led notable projects in northern California such as the Lincoln Elementary School Modernization and the Cupertino Middle School Modernization for our Cupertino School District client, among many others. A forward-thinking and progressive architect, Shari plays an integral role on projects bringing her experience and confidence to our key clients in education. Shari is a licensed architect in the state of California.

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.

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