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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 3,500 difference makers is IBI’s Leadership team, setting out a compelling vision and guiding IBI Group towards the future.

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Bini Saha

Associate | Manager, Architecture
Toronto, ON

Bini Saha
#Associate | Manager, Architecture# #All# #Architecture# #High Rise Residential# #Residential# ## #Living+# #Residential# ## #Project / Programme Management#
Toronto, Ontario,
www.linkedin.com/in/bini-saha-649b6323
Bini is a Registered Architect in Ontario with 20+ years of experience in project management and delivery. She holds a Master’s degree from Carleton University. Over the years, she has built an extensive portfolio working on large, multi-stakeholder, big-budget projects in Canada, the UAE and India. Bini believes in an inclusive approach whether it has to do with successfully solving complex architectural problems, meeting client needs or managing high-quality deliverables. Expertise: Strategic leadership Stakeholder management Architecture – Management and Project Delivery Design Development Working Drawings Construction Documents Construction Contract Admin
#North America#
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Diego García

Architect & Urban Planner
Mexico City, MX

Diego García
#Architect & Urban Planner# #All# #Architecture# #Land Use Planning# #Placemaking# #Planning & Urban Design# ## #Living+# #Residential# ## #Master Planning# #Placemaking# #Planning & Urban Design# ## #Mixed Use# #Commercial# ## #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #Placemaking# #Planning & Urban Design# #Placemaking# ##
Mexico City, MX, Latin America
https://www.linkedin.com/in/arqurbdiegogarciaf/
Diego García is an Architect and Urban Planner with more than 11 years of experience, mainly in the branches of urban planning, project management, urban regulations, architectural regulations and design. Diego has a master’s degree in Urban Planning from the Polytechnic University of Catalonia (Barcelona TECH) and is a graduate of the National Autonomous University of Mexico (UNAM). Among the relevant projects in which Diego has participated are the Master Plan of the CETRAM Constitution of 1917, two master plans to the south of the Guatemala Metropolitan Area of more than 1,000 ha, the comprehensive project for a Transportation-Oriented Development (TOD) in Belo Horizonte, pre-feasibility study for a cable car in Mexico City, project review and regulatory engineering for two towers of more than 35 levels and 30,000 sq m of construction, and project review and regulatory engineering for a museum in a heritage building.
#Latin America#
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Andrew Iatridis

Associate Principal | Mixed-Use, Buildings
Raleigh, NC

Andrew Iatridis
#Associate Principal | Mixed-Use, Buildings# #All# #Architecture# #Commercial# #High Rise Residential# #Residential# ## #Living+# #Residential# ## #Low Rise Residential# #Residential# ## #Master Planning# #Placemaking# #Planning & Urban Design# ## #Mid Rise Residential# #Residential# ## #Mixed Use# #Commercial# ## #Office# #Commercial# ## #Residential# #Retail# #Commercial# ##
Raleigh, North Carolina, North America
https://www.linkedin.com/in/andrew-iatridis-43608213/
Andrew has over 33 years of experience in architectural design for various building typologies. He has designed private homes, mixed-use developments, office buildings, corporate office headquarters, multi-family mid-rise and high-rise, restaurants, restoration, laboratory buildings, museums, and various specialty buildings. Andrew has a Masters of Architecture and a Minor in Urban Planning from North Carolina State University. He has worked primarily on the east coast of the United States but has also worked in London, UK. Prior to joining IBI Andrew was President of ORA Architecture in Raleigh, and Partner and Director of Design for several other prominent firms in North Carolina.
#North America#
Visit Andrew Iatridis's ProfileVisit Evangelos Pantazis's Profile
Evangelos Pantazis

Computational Design Lead
Los Angeles, CA

Evangelos Pantazis
#Computational Design Lead# #All# #Architecture# #BIM & 3D Visualization# #Civil Engineering# #Civil Infrastructure# ## #Data Analytics# #High Rise Residential# #Residential# ## #Office# #Commercial# ## #Parametric Design# #Design Technology# ## #Quantum# #Research & Development# #Residential# #Spatial Intelligence# #GIS# #Geographic Information System# ## #Systems Integration# #Systems# ##
Los Angeles, California, United States of America
https://www.linkedin.com/in/evangelos-pantazis/
Design is concerned with how things work, how they are controlled, and the nature of interaction between people and technology. When done well the results are brilliant, pleasurable buildings.
Evangelos Pantazis is an architectural engineer, building scientist, computational designer and educator. His research expertise is in complex geometric modelling and generative design strategies in conjunction with daylighting, energy modelling and performance driven design workflows across scales. His work empowers non-specialized architects and designers to develop design alternatives which couple critical design parameters with energy demand and supply, comfort, and livability. To date, he has authored and co-authored journal papers, peer reviewed scientific articles and book chapters. Prior to joining IBI in 2019, Evan was a member of i-lab and Schema Lab at the Viterbi School of Engineering, where his research was supported by a fellowship from the National Science Foundation (NSF), the Department of Energy (DOE) and Autodesk Inc. In practice Evangelos has worked for Graft Architects in Berlin, Studio Pei-Zhu in Beijing, Buro Happold Engineering in Los Angeles, has co-founded Topotheque design research studio and he is the CTO of Fablab Ioannina.Evan holds a Ph.D. in Civil Engineering from the Viterbi School of Engineering at the University of Southern California in Los Angeles, where he was a fellow of both Onassis and Myronis Foundation. Additionally he holds a Master in Computer Aided Architectural Design from the Swiss Federal University of Technology (ETH) in Zurich and a Diploma in Architectural Engineering from the Aristotle’s University in Thessaloniki.
#North America# #Pacific West#
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Aditya M.R.

Associate | General Manager
New Delhi, India

Aditya M.R.
#Associate | General Manager# #Advanced Traffic Management System# #Transportation# #ATMS# ## #All# #Bus Rapid Transit# #Transportation# #BRT# ## #Data Analytics# #Design Build# #Light Rail Transit# #Transportation# #LRT# ## #Operations# #Operations Centre# #Transportation# ## #P3# #Project / Programme Management# #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# ##
New Delhi, India, Asia
Aditya joined IBI Group in 2008 and has over ten years of experience working in diverse projects involving transportation planning, toll systems and ITS. He has been instrumental in the implementation of the toll and ATMS work in India right from the first set of projects, including GMR ATMS and Toll Management Systems. Further, he plays a critical role in the global support team of ATMS and 511 projects where he has been responsible for leading the support team from India. Aditya has been able to demonstrate a comprehensive technical skill set across diverse projects from a design and implementation perspective. Some of his recent projects include project management of Hubli-Dharwad BRT ITS, implementation of Bangalore Elevated Toll System, and Hyderabad city ITMS where he is helping the team in design and deployment of the system.
#Asia#
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Robyn Brown

Director | Sr. Practice Lead, Planning
Toronto, ON

Robyn Brown
#Director | Sr. Practice Lead, Planning# #All# #Economic / Financial Analysis# #Leader# #Planning & Urban Design# #Placemaking# ## #Research & Development#
Toronto, Ontario, Canada
Robyn Brown is the lead of the Toronto office’s Real Estate, Economics & Planning team, as well as a member of IBI’s Placemaking group. As a dedicated professional, her project work is geared to giving her clients the best advice possible. Her work transcends a broad spectrum of real estate advice, including highest and best-use studies/disposition strategies; economic development strategies; growth management; market studies; feasibility studies; community services and facilities studies; economic impact analysis; demographic analysis and related skills. Prior to joining IBI Group, Robyn worked in commercial real estate specializing in industrial leasing and land disposition. Robyn has a BA in Political Science and an MA in History from the University of Toronto, along with a Masters in Planning from Ryerson University. She is involved in a wide range of external organizations, including the Urban Land Institute (including their Women’s Leadership Initiative and Mentorship Committee), is on the Board of Directors for Toronto CREW, and is an active member of BILD. She has proven to be an excellent and effective IBI Group ambassador. Robyn is the ultimate team player, inspiring and pushing to think creatively and proactively.
#North America#
Mathew Braun

Associate Principal - Education, Buildings
Portland, OR

Mathew Braun
#Associate Principal - Education, Buildings# #All# #Architecture# #Education# #School# ## #K-12 Education# #School# #Education# ## #Leader#
Portland, Oregon,
During Mat’s 17 years with the firm he has enjoyed a diverse and extensive collection of projects. A recent effort has been the new Hockinson Middle School, an innovative public school in Southwestern Washington. He worked collaboratively with the contractor to bring it to completion, while being an advocate for key design concepts. Mat takes great care in all facets of the design process, applying a critical eye throughout every stage of a project. He is a valuable member of any team, willing to handle any task asked of him in order to adhere to project schedule and budget without compromising on design quality and intent. Providing clients with a final product that satisfies and exceeds their vision is what inspires Mat. He was a key player in the modernization projects for North Santiam School District that involved upgrades to existing schools, and is project architect for Tigard-Tualatin School District’s Twality Middle School.
#North America# #Pacific West#
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Ross Parker

Associate Principal | Education, Buildings
Seattle, WA

Ross Parker
#Associate Principal | Education, Buildings# #All# #Architecture# #Education# #School# ## #Heritage / Historic Preservation# #K-12 Education# #School# #Education# ## #Leader# #Learning+# #School# #Education# ##
Seattle, Washington, North America
Ross is a senior architect and learning environment planner with more than 30 years of experience, with the past 20 years specializing in educational architecture. He is highly experienced in all phases of projects, from visioning through to final completion; and in a wide variety of project sizes, including new construction, renovation, historic preservation and reuse, and STEM focused schools. A seasoned advocate for K-12 education, he has seen two of his projects recognized by the CEFPI (now A4LE) James D. MacConnell Awards committee. Ross is passionate about using design to connect students to their learning and natural environment and is a strong proponent of inclusive and culturally relevant community engagement for schools. His volunteer efforts include “working the phones” in support of school districts’ capital bond measures, local food banks and community non-profits, and speaking engagements at educational design conferences.
#North America# #Pacific West#
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Daniel Crosthwaite

Associate Director | Practice Lead Buildings Projects
Toronto West, ON

Daniel Crosthwaite
#Associate Director | Practice Lead 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.
#North America#
Visit Daniel Crosthwaite's ProfileVisit Jeffrey B. Koehn's Profile
Jeffrey B. Koehn

Director | Transportation, United States
Cincinnati, OH

Jeffrey B. Koehn
#Director | Transportation, United States# #All# #Architectural Controls# #Architecture# ## #Bridges, Roads & Highways# #Transportation# ## #Brownfield Development# #Development Engineering# ## #Civil Engineering# #Civil Infrastructure# ## #Civil Infrastructure# #Engineering# #Green# #Industrial# #Leader# #Maintenance Facilities# #Transportation# ## #Mobility+# #Transportation# ## #Office Lead# #Parking# #Project / Programme Management# #Public Outreach# #Subject Matter Expert# #Transportation# #Transportation Engineering# #Transportation# ## #Warehouse & Distribution Centre# #Industrial# ## #Water / Wastewater# #Industrial# ##
Cincinnati, Ohio, United States of America
https://www.linkedin.com/in/jeff-koehn-1586bb5/
Jeffrey B. Koehn is the U.S. Transportation Director, 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 to deliver exceptional results on fast-paced infrastructure projects. Jeffrey’s responsibilities include management, design, construction management/administration of transportation improvement projects. He is also a recognized expert in the design of sustainable stormwater systems, including stormwater 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, HAM-75, Wasson Way Phase 4 and 5, and several sections of the Ohio River trail.
#Midwest# #North America#
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Margaret Parkhill

Director | Sr. Practice Lead, Transportation Engineering
Toronto, ON

Margaret Parkhill
#Director | Sr. Practice Lead, Transportation Engineering# #Active Transportation# #Transportation# ## #All# #Bus Rapid Transit# #Transportation# #BRT# ## #Leader# #Light Rail Transit# #Transportation# #LRT# ## #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #Policy & Design Guidelines# #Subject Matter Expert# #Transit Facilities# #Transportation# ## #Transit Planning# #Transportation# ## #Transportation Engineering# #Transportation# ##
Toronto, Ontario, Canada
https://www.linkedin.com/in/margaret-parkhill-63934925/
Margaret has over 16 years of transportation planning experience, and brings top technical skills in planning and design, plus strong communications to effectively engage with stakeholders and technical agencies on complex and controversial projects. Margaret currently leads a transportation environmental assessment and design group based in Toronto. She is a highly-effective project manager that brings out the best in her team. Margaret’s focus is developing  integrated solutions to complex urban transportation problems through corridor planning and preliminary design. Margaret’s experience includes transit, active transportation, environmental assessments, and preliminary engineering design. Projects include London Bus Rapid Transit, Eglinton Streetscape and Cycle Track Design, MiWay Infrastructure Growth Plan, and the Toronto Relief Line subway business case and planning study. She also has experience in transportation safety and land use/ transportation integration. She is a member of Professional Engineers Ontario, and the Institute of Transportation Engineers, and has published numerous papers and articles.
#North America#
Visit Alan Lynch's Profile
Alan Lynch

Associate | Manager, Environmental Solutions
Vancouver, BC

Alan Lynch
#Associate | Manager, Environmental Solutions# #All# #Environmental Assessment# #Development Engineering# ## #Indigenous Engagement and Relations# #Sustainability & Environmental Management# #Green# ##
Vancouver, British Columbia,
Alan Lynch is an environmental scientist who has worked in research and consulting since 1988.  He has extensive experience in environmental site investigations (including air, soil and water pollution), remediation, ecological assessment, land use management, environmental education, workplace health and safety, and managing an environmental analytical laboratory.  Alan has been an expert witness in litigious cases where environmental assessment goes beyond applicable regulatory standards, developing cases based on chemical and physical damage. 
#North America#
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