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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Sarah Christianson

Associate | Manager, Architecture
Los Angeles, USA

#english# All# #Architecture# #Living+# #Mixed Use# #Residential# #Seniors Communities# #Sustainability & Environmental Management#
Los Angeles, USA

Sarah Christianson is a registered Architect AIBC and a LEED GA. Her experience includes complex residential and mixed-use projects as well as ageless living communities, which has contributed to her growing role in the Living+.

Adriana Davis

Project Designer
New York, USA

#english# All# #Architecture# #Green# #Living+# #Mid Rise Residential# #Product_sAVe App# #Residential# #Seniors Communities# #Sustainability & Environmental Management# #Transit Technologies#
New York, USA
https://www.linkedin.com/in/adriana-davis-a4325892

Adriana Davis, LEED GA, is a young, up and coming architectural designer in the New York City office housing studio with a commitment to bringing affordability and convenience back to our public spaces. Her recent successes at IBI include the AEC Trendsetters Habitat for Humanity Design Challenge, and the New York City Driverless Future Challenge. She was also awarded a prize in the Fairy Tales 2017 Competition, a project that explores the intersection between architectural narrative and graphic representation.

Alyssa Koehn

Urban Planner
Vancouver, Canada

#english# All# #Placemaking# #Planning & Urban Design# #Project / Programme Management# #Residential#
Vancouver, Canada
https://www.linkedin.com/in/alyssakoehn/

Alyssa Koehn is a TH!NK by IBI blog curator and urban planner. She recently returned to Vancouver after attending UCLA for graduate studies in both Architecture and Urban Planning. Her interests are in housing design and affordability, municipal politics, and the zone of the public realm where buildings touch the streets.

Ryan Tomas

Associate Director, Engineer
Edmonton, Canada

#english# All# #Bridge Engineering# #Brownfield Development# #Civil Engineering# #Civil Infrastructure# #Development Engineering# #Electrical Engineering# #Engineering# #Environmental Assessment# #Land Use Planning# #Master Planning# #Project / Programme Management# #Public Outreach# #Roads & Highways# #Transit Planning#
Edmonton, Canada
https://www.linkedin.com/in/ryan-tomas-ab2866a7/

Ryan Tomas, a Professional Engineer with over five years of experience in municipal engineering. Ryan has provided preliminary and detailed engineering design, project management, contract administration, construction supervision and surveying for various projects throughout the City of Edmonton and surrounding area.

Jim Fitzpatrick

Associate | Manager, Architecture
Portland, USA

#english# All# #Architecture# #Education# #K-12 Education# #Leader#
Portland, USA

Jim Fitzpatrick has been promoted to serve as Principal of our Portland office. Jim has over 22 years of architectural experience with 16 years of K-12 architectural experience in the Portland office. Jim?s role has been to manage clients, in-house staff, and consultants over the course of multiple education projects of all sizes and complexity. He has an exemplary customer service philosophy of making sure clients get what they need. His attention to detail, thorough planning and communication, and the willingness to go above and beyond ensures projects run smoothly.

Kirk Shimazu

Associate | Project Manager
Los Angeles, USA

#english# All# #Architecture# #Civic & Government# #Leader# #Planning & Urban Design# #Subject Matter Expert#
Los Angeles, USA

Kirk Shimazu is the US Civic Lead where he draws upon over 40 years of architecture, planning and urban design experience. His critical thinking skills enables him to engage in thoughtful design solutions from the earliest design phases through construction documents minimizing change orders in the field. He effectively leads project teams and assures client goals and expectations are met in a timely and economical manner. Kirk’s extensive project background and strength in design have been key to the ultimate success of numerous project assignments. His commitment to quality design informs the development of the building elements, systems, materials and details to achieve functionality, durability and long-term flexibility through the process of value design.

David Paterson

Manager, Design Technology
Toronto, Canada

#english# All# #BIM & 3D Visualization# #Civic & Government# #Civil Infrastructure# #Data / Operations Centre# #Design Build# #Education# #Energy# #Green# #Heritage / Historic Preservation# #Hospitality# #Industrial# #Information & Communications Technology (ICT)# #Maintenance Facilities# #Mixed Use# #Mobility Hub# #Office# #P3# #Parking# #Parks# #Placemaking# #Policy & Design Guidelines# #Research & Development# #Residential# #Retail / Commercial# #Revenue / Tolling# #Special Events# #Spiritual Places# #Stadium / Athletic Facilities# #Systems Integration# #Transit Oriented Development# #Transportation# #Traveller Information# #Wayfinding & Signage#
Toronto, Canada
https://www.linkedin.com/in/david-paterson-14567083/

David Paterson is responsible for coordinating the efforts of the Toronto visualization group aiming to produce 3D conceptual design models, high quality 3D renders, animations and virtual reality allowing our clients to easily envision their finished projects. His efforts extend beyond Toronto to engage and collaborate globally, connecting a network of over 50 visualization specialists scattered across IBI Group offices.

David’s focus remains on all aspects of a project’s lifecycle, bringing these solutions to file whether for proposals, detail design coordination, or the visualization of completed projects.

Scott Johnston

Associate | Manager, Transportation Engineering
Toronto West, Canada

#english# All# #Civil Infrastructure# #Data Analytics# #Engineering# #Environmental Assessment# #Master Planning# #Roads & Highways# #Transportation# #Transportation Engineering# #Transportation Planning#
Toronto West, Canada

Scott Johnston is a transportation planner with six years of experience in project management, functional planning, travel demand modeling, and traffic engineering. He has expertise in the application of travel demand modeling software to evaluate roadway and public transit operations and improvement needs, as well as recent experience with micro-simulation of transportation corridors for EA purposes. Scott has been involved with various transportation related studies, including transit and roadway planning, master plans, survey design and methodology, analysis of data, and reporting.

Steve Schibuola

Director, Engineer
San Diego, USA

#english# All# #Engineering# #Environmental Assessment# #Green# #Leader# #Mobility+# #Office Lead# #Operations & Maintenance# #Policy & Design Guidelines# #Research & Development# #Software Development# #Strategic Planning# #Subject Matter Expert# #Sustainability & Environmental Management# #Transit Planning# #Transit Technologies# #Transportation# #Transportation Planning#
San Diego, USA

Steve Schibuola is the US Transportation Planning Lead with 25 years of experience in a variety of urban transportation disciplines. He provides strategic and service planning for public transportation, including major investment studies, feasibility studies, and environmental assessments of transportation improvements; policy and research studies in the field of sustainable transportation; and user needs assessments, software design, and operations planning for intelligent transportation systems.

Gianni Ria

Director | Sr. Practice Lead, High Rise Residential
Toronto, Canada

#english# All# #Architecture# #High Rise Residential# #Hospitality# #Hotels# #Leader# #Residential# #Subject Matter Expert#
Toronto, Canada

Gianni Ria holds a Bachelor of Architecture degree from the University of Toronto and over the past 30 years, served as lead designer on a number of successful hospitality, residential and commercial projects. Gianni has Recent hospitality projects include the SOHO Metropolitan Hotel and Residences, a four star hotel in Toronto’s entertainment district, and the Hazelton Hotel and Residences in the Trendy Yorkville area of Toronto. Gianni’s work has been recognized through awards and publications.

William Sanabria

Associate Director | Practice Lead, Infrastructure
Toronto West, Canada

#english# All# #Bridges# #Civil Infrastructure# #Engineering# #Environmental Assessment# #Project / Programme Management# #Roads & Highways# #Spanish Regional# #Subject Matter Expert# #Transportation Engineering# #Water / Wastewater#
Toronto West, Canada

William Sanabria has over 24 years of experience in the management of transportation design and construction projects in the areas of highways, freeways, arterial roads and urban streets, as well as, storm and sanitary sewers. His design work includes all aspects of highway and municipal infrastructure, including Class Environmental Assessments, roadway, drainage, roadside protection, utility coordination, drafting and contract documentation. William has a sound knowledge of relevant legislation, including the Occupational Health and Safety Act, and applicable codes and standards, including York Region Design Standards and Guidelines and Ontario Provincial Standards.

He is fluent in both English and Spanish and is a member of the Transportation Association of Canada Geometric Design Standing Committee.

Derek Sims

Global Lead/US Lead, Intelligence
Toronto, Canada

#english# All# #Engineering# #Leader# #Revenue / Tolling# #Senior Management# #Systems# #Traffic Management# #Transit Management# #Transit Technologies# #Traveller Information#
Toronto, Canada

Derek Sims is the Global Director, Intelligence. He is a Civil Engineer and member of Professional Engineers Ontario, the Transportation Research Board, the Institute of Transportation Engineers, and the American Society of Civil Engineers. Derek is a recognized expert in ITS and has directed a wide variety of projects including Advanced Traffic Management Systems, Advanced traveller information Systems, Commercial Vehicle Operation systems, and revenue management systems. Derek has Masters Degrees in Business Administration and Applied Science from the University of Toronto.

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