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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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Ron Stewart

Deputy Regional Director, Canada East
Toronto, ON

Ron Stewart
#Deputy Regional Director, Canada East# #All# #Civil Infrastructure# #Engineering# #Leader# #Mobility+# #Transportation# ## #Operations# #Regional / Sectoral# #Senior Management# ## #Senior Management# #Traffic Engineering# #Transportation# #Traffic Management# ## #Transit Technology# #Transportation# #ITS# #Intelligent Transportation Systems# ## #Transportation# #Transportation Engineering# #Transportation# ## #Transportation Planning# #Transportation# ##
Toronto, Ontario, Canada
As Deputy Regional Director for Canada East, Ron Stewart’s primary focus is liaising with the Ontario office leads outside Toronto. Ron is a transportation engineer, and member of Professional Engineers Ontario, the Institute of Transportation Engineers, and the Transportation Association of Canada. He has more than 30 years of experience leading multidisciplinary teams in both the private and public sectors at the municipal, provincial, and federal levels across Canada. His experience includes Traffic Engineering, Road Safety, Transportation Planning, Transit Systems, ITS, and Signal System Operations and Maintenance. Ron has a Bachelor of Applied Science in Civil Engineering from the University of Waterloo and a Master of Business Administration from York University.
#North America#
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.
#North America#
Mike Codrington

Associate | Manager, Systems Engineering
Toronto West, ON

Mike Codrington
#Associate | Manager, Systems Engineering# #All# #Engineering# #Project / Programme Management# #Software as a Service# #SaaS# ## #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ## #Terminals# #Transportation# #Transit Facilities# ##
Toronto West, Ontario, Canada
https://www.linkedin.com/in/mike-codrington-34712314/
Mike Codrington has over 30 years of experience delivering complex system solutions for a multitude of applications and projects. Throughout his career, he has carried out planning, design, commissioning and construction supervision of various process and control systems. Mike is a subject matter expert in the application of different computer systems related to management of real time data, such as SCADA. He has been involved in the planning, design and commissioning of SCADA systems across a broad range of industries, including transportation, transit, materials handling, process, and automotive. He has also guided the work of a team of engineers and systems designers and is heavily involved in design coordination with all technical disciplines and user groups to ensure cohesive solutions. His expertise encompasses all systems elements, from the device-level components up to high-level supervisory systems.
#North America#
Barbara Sheehan

Associate | Manager, Landscape Architecture
Edmonton, AB

Barbara Sheehan
#Associate | Manager, Landscape Architecture# #All# #Civic & Government# #Institution# ## #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Education# #School# ## #Healthcare# #K-12 Education# #School# #Education# ## #Landscape Architecture# #Light Rail Transit# #Transportation# #LRT# ## #Low Rise Residential# #Residential# ## #Master Planning# #Planning & Urban Design# ## #Mid Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #P3# #Parks# #Institution# #Civic & Government# ## #Placemaking# #Planning & Urban Design# ## #Planning & Urban Design# #Public Outreach# #Retail# #Commercial# ## #Seniors Communities# #Residential# ## #Spiritual Places# #Institution# #Civic & Government# #Church# ## #Subject Matter Expert# #Transit Facilities# #Transportation# ##
Edmonton, Alberta, Canada
https://www.linkedin.com/in/barbara-sheehan-58b85b48/
Barbara is an Associate and Senior Landscape Architect in the Edmonton office, with over 13 years of experience in a diverse range of innovative and complex projects focused on urban design, recreational spaces, parks, transit corridors, place-making and master planning, for both private and public sector clients. She received her professional credentials in 2011 (AALA, CSLA). Barbara is a skilled communicator and focused team leader, leading projects successfully from initiation to completion. Barbara was with IBI initially from 2005 to 2012, and returned in 2016 to rejoin the landscape architecture team. Since her return to IBI, she has played a leading role in the landscape architecture and sustainable urban integration elements for Edmonton’s Valley Line LRT project as well as other significant public realm projects.
Lorraine Bell

Independent Director | Chair of the Audit Committee

Lorraine Bell
#Independent Director | Chair of the Audit Committee# #All# #Board Member#
,
Ms. Bell is the Chair of the Audit Committee of IBI Group Inc.. Ms. Bell is a Chartered Professional Accountant, Chartered Accountant with over 30 years’ experience in the financial sector. Ms. Bell is a member of the Board of Directors and Chair of the Audit Committee and member of the Governance Committee of Brookfield Real Estate Services Inc. Ms. Bell is also a former member of the Board of Directors, the Audit and Risk Management Committee and the Human Resources and Governance Committee of the Ontario Financing Authority. She worked in capital markets for over 20 years at various firms and specialized in the derivatives market. Ms. Bell is also a member of the Board of Trustees of the New York Genealogical & Biographical Society, a member of the Board of Directors of the Associates of the University of Toronto, Inc. in New York City and a member of the Board of Directors of Hot Docs Foundation (USA) Inc. She is a member of the Institute of Corporate Directors in Canada.
Mark Humienny

Associate | Manager, Architecture
Raleigh, NC

Mark Humienny
#Associate | Manager, Architecture# #All# #Architectural Controls# #Architecture# ## #Architecture# #Automotive# #Industrial# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Civic & Government# #Institution# ## #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Design Build# #Education# #School# ## #Healthcare# #Industrial# #Interiors# #Interior Design# ## #K-12 Education# #School# #Education# ## #Labs / Life Sciences# #Healthcare# ## #Maintenance Facilities# #Transportation# ## #Manufacturing# #Industrial# ## #Master Planning# #Planning & Urban Design# ## #Mobility+# #Transportation# ## #Municipal Services# #Civil Infrastructure# ## #Office# #Commercial# ## #Operations Centre# #Transportation# ## #Placemaking# #Planning & Urban Design# ## #Planning & Urban Design# #Police & Fire Stations# #Institution# #Civic & Government# ## #Policy & Design Guidelines# #Project / Programme Management# #Public Outreach# #Seniors Communities# #Residential# ## #Sustainability & Environmental Management# #Green# ##
Raleigh, North Carolina, North America
https://www.linkedin.com/in/mark-humienny-aia-leed-ap-7aa78b5b
I enjoy creating value for clients and opportunities for fellow employees.
Mr. Humienny is an experienced architect skilled in master planning, programming and building design. He’s designed and managed a diverse range of project types, including commercial offices and collaborative work places, higher-ed academic and athletic facilities, clinical and electronics laboratories, municipal operations centers, fleet maintenance and fueling facilities, warehouse distribution and flex facilities, commercial printing plants and senior living communities. Mr. Humienny is a LEED® Accredited professional with experience in achieving LEED® certified projects and sustainable designs. He’s served as an adjunct faculty member at North Carolina State University’s College of Design, where he taught analysis of environment and context as a design determinant. His approach to planning and design stresses the integration of building, site, and context with an emphasis on creating efficient and healthy work-place environments.
Craig Atkinson

Director | California Education Lead, Buildings
Los Angeles, CA

Craig Atkinson
#Director | California Education Lead, Buildings# #All# #Architecture# #Civic & Government# #Institution# ## #Community / Recreational Facilities# #Institution# #Civic & Government# ## #Design Build# #Education# #School# ## #Fire Stations# #Institution# #Civic & Government# #Police & Fire Stations# ## #Higher Education# #School# #Education# ## #K-12 Education# #School# #Education# ## #Leader# #Learning+# #School# #Education# ## #Library# #Institution# #Civic & Government# ## #Master Planning# #Planning & Urban Design# ## #Police Stations# #Institution# #Civic & Government# #Police & Fire Stations# ## #Public Outreach# #Subject Matter Expert#
Los Angeles, California, United States of America
https://www.linkedin.com/in/craig-atkinson-2bba6b42/
Craig Atkinson is a lead in the Southern California Education sector with more than 27 years of experience in the design and construction of public projects in the educational and civic sectors. He has extensive knowledge and ‘know how’ in community relations, project consensus building, design, planning, project delivery, and quality control. Craig’s years of project management experience for public clients throughout California have made him a resource for client and community relations and quality control within IBI Group. He has also served on the Santa Barbara County, North County Board of Architectural Review, coached various sports including Special Olympics.
#North America#
Garry Howard

Studio Director
London, UK

Garry Howard
#Studio Director# #Acute Care# #Healthcare# ## #All# #Architecture# #Healthcare+# #Healthcare# ## #Mental Health Care# #Healthcare# ## #P3# #Public Outreach# #UK Regional#
London, United Kingdom, Europe
Garry Howard is a talented designer, skilled at executing complex design exercises for both the healthcare and education sector. An active listener, Garry works closely with clients to translate their aspirations into a robust brief. He engages all stakeholders to ensure a comprehensive and creative solution with a keen interest in providing a sustainable design. Garry’s involvement in PFI projects has made the most of his ability to conceptualise highly complicated schemes. His expertise lies in visualising ideas with speed and accuracy, allowing new designs to be explored with ease. With a history of leading large design teams and consortia, Garry is confident at delivering projects of any size and at all stages of design and procurement. In healthcare, Garry offers a great depth of experience, from complex acute hospitals to smaller, specialist mental health facilities. With a good understanding of healthcare planning, he has been able to offer clients creative solutions that meet their ‘model of care’ whilst designing-in both flexibility and expansion opportunities for future change. In education, Garry has worked with Colleges, including specialist agricultural schools and Local Authorities to develop designs that are cost-effective and adaptable whilst providing environments that help foster a positive learning experience.
#Europe#
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#
Nick Tsatas

Associate Director | Practice Lead, Intelligent Systems
Athens, Greece

Nick Tsatas
#Associate Director | Practice Lead, Intelligent Systems# #All# #Leader# #Mobile Technology# #Transportation# ## #Mobility+# #Transportation# ## #Operations# #Project / Programme Management# #Revenue / Tolling# #Transportation# ## #Smart Cities# #Subject Matter Expert# #Systems# #Systems Engineering# #Systems# ## #Systems Integration# #Systems# ##
Athens, Greece, Europe
https://www.linkedin.com/in/nick-tsatas-59415437/
Nick specializes in intelligent transportation systems (ITS) project management, including the design and engineering, installation supervision, testing, integration and commissioning, and system support and software maintenance of toll/revenue systems. He is actively involved in the design and implementation of real-time electronic payment systems for tolling operations. He has been the Project Manager for several systems IBI Group has supplied to motorway concessions in Greece. He was also part of the OneIBI Quality Task Force, helping with the delivery of recommendations for the development and implementation of a Quality Management Program across the firm. He is currently involved in business development and management of deployment projects, as well as systems support and software maintenance.
Tom Tsaktsiris

Associate | Manager, Architecture
Toronto, ON

Tom Tsaktsiris
#Associate | Manager, Architecture# #All# #Architecture# #High Rise Residential# #Residential# ## #Hospitality# #Commercial# ## #Hotels & Resorts# #Commercial# #Hospitality# ## #Living+# #Residential# ## #Mixed Use# #Commercial# ## #Project / Programme Management# #Residential# #Sustainability & Environmental Management# #Green# ##
Toronto, Ontario, Canada
Tom Tsaktsiris LEED AP BD+C specializes in high-rise Residential and Hospitality projects. His early involvement on a number of high profile projects such as The Four Seasons Hotel and Residences, The Shores at Bronte Harbour and the Toronto Delta Hotel has propelled him to the position of Project Manager where he has further developed his relationships with his clients and honed his management skills, while leading highly motivated multi-member teams. Tom has played an integral role in the successful execution of the Valhalla Condos and Towns for Edilcan, Minto’s Yorkville Park and The Yorkdale Condominiums for Heights Development Inc., where his work is helping to revitalize the Lawrence Heights neighbourhood.
David Traub-Werner

Associate | Manager, Transportation Engineering
Tel Aviv, Israel

David Traub-Werner
#Associate | Manager, Transportation Engineering# #Active Transportation# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Brownfield Development# #Development Engineering# ## #Civil Infrastructure# #Design Build# #Engineering# #Light Rail Transit# #Transportation# #LRT# ## #Mobility+# #Transportation# ## #Municipal Services# #Civil Infrastructure# ## #Operations Centre# #Transportation# ## #Project / Programme Management# #Research & Development# #Sustainability & Environmental Management# #Green# ## #Systems# #Systems Integration# #Systems# ## #Traffic Management# #Transportation# ## #Transit Facilities# #Transportation# ## #Transit Planning# #Transportation# ## #Transportation# #Transportation Engineering# #Transportation# ##
Tel Aviv, Israel, Middle East
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.
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