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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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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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Jacob Malleau

Curbside Mobility Specialist
Vancouver, BC

Jacob Malleau
#Curbside Mobility Specialist# #Active Transportation# #Transportation# ## #All# #CurbIQ# #Transportation# #Curbside Management# ## #Curbside Management# #Transportation# ## #Data Analytics# #Design Technology# #Innovation Districts# #Smart Cities# ## #Light Rail Transit# #Transportation# #LRT# ## #Operations# #Parking# #Research & Development# #Smart Cities# #Software as a Service# #SaaS# ## #Subject Matter Expert# #Systems# #Systems Integration# #Systems# ## #Traffic Engineering# #Transportation# #Traffic Management# ## #Transportation# #Transportation Engineering# #Transportation# ## #Traveller Information# #Transportation# #511# #ATIS# #Advanced Traveller Information System# ##
Vancouver, British Columbia, Canada
https://www.linkedin.com/in/jacobmalleau/
Jacob’s passions for big cities, systems technology, and sustainable mobility align with the work he is involved with as a Transportation EIT. Jacob brings his combination of systems design experience, policy background, and data analytics perspective to help integrate many of IBI Group’s existing practices with the tech-based solutions they are pushing forward. Working with IBI’s Mobility+ teams, Jacob has applied these skills on various transportation projects, ranging from curbside management to transportation demand analytics. His background in policy has enabled Jacob to work with cities to identify their pain points and bottlenecks when dealing with urban transportation. He has also been heavily involved with creating innovative solutions to these issues, with a specific focus on the data and systems integration involved. With his Master’s in Cities Engineering and Management from University of Toronto and Bachelor of Applied Science in Applied Mathematics from Queen’s University, Jacob is constantly looking to better address the complex issues urban centres are facing today.
#North America#
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Sandeep Venkataramu

Associate | General Manager
Bengaluru, India

Sandeep Venkataramu
#Associate | General Manager# #All# #Landscape Architecture# #Master Planning# #Placemaking# #Planning & Urban Design# ## #Mobility Hub# #Transportation# ## #Mobility+# #Transportation# ## #Placemaking# #Planning & Urban Design# #Placemaking# ## #Policy & Design Guidelines# #Public Outreach# #Smart Cities#
Bengaluru, India, India
https://www.linkedin.com/in/sandeep-venkataramu-36356516
Sandeep is an Architect-Urban Designer with an ardent eye for qualitative reading of urban form, processes and design. With his focus on humanizing urban environments; his works revolve around designing cities and public spaces for people by various means of pedestrian oriented design techniques. His interests are in the realm of accessibility, its impact on urban setting and belief that socio-spatial analysis of urban environments facilitates innovative approach to projects. His portfolio of projects displays an array of expertise in the field of transit-oriented development, master planning, streetscape design, urban design guidelines, city branding and community outreach for diverse scales and contexts in multi-stakeholder environments.
#Asia#
Visit Sandeep Venkataramu's ProfileVisit Ross Fleith's Profile
Ross Fleith

Associate - Manager, Architecture
Toronto West, ON

Ross Fleith
#Associate - Manager, Architecture# #Airports# #Transportation# ## #All# #Architecture# #Data Centre# #Commercial# #Office# ## #Energy Solutions# #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.
#North America#
Visit Gene Simmons's Profile
Gene Simmons

Associate Principal | Field Services, Buildings
Houston, TX

Gene Simmons
#Associate Principal | Field Services, Buildings# #All# #Leader# #Learning+# #School# #Education# ## #Project / Programme Management# #Subject Matter Expert#
Houston, Texas, United States of America
Gene Simmons initially worked on the contractor’s side, learning hands-on experience in carpentry, surveying, concrete formwork and placement. Moving into management, Gene worked as a project superintendent, estimator, project manager and handled client relations. He shifted to the architectural side almost 30 years ago and has worked as the Director of Field Services since 2000. His practical experience is vitally important to maintaining communication among project team members and IBI Group’s field staff taking projects seamlessly from design through to construction.
#North America# #Southeast#
Visit Ramakrishna Paduchuri's Profile
Ramakrishna Paduchuri

Associate | General Manager
Hyderabad, IN

Ramakrishna Paduchuri
#Associate | General Manager# #Advanced Traffic Management System# #Transportation# #ATMS# ## #Airports# #Transportation# ## #All# #Bridges, Roads & Highways# #Transportation# ## #Bus Rapid Transit# #Transportation# #BRT# ## #Curbside Management# #Transportation# ## #Data Analytics# #Parking# #Planning & Urban Design# #Placemaking# ## #Rail# #Transportation# ## #Revenue / Tolling# #Transportation# ## #Smart Cities# #Strategic Planning# #Traffic Engineering# #Transportation# #Traffic Management# ## #Transit Facilities# #Transportation# ## #Transit Planning# #Transportation# ## #Transportation# #Transportation Engineering# #Transportation# ## #Transportation Planning# #Transportation# ##
Hyderabad, Indiana, Asia
https://www.linkedin.com/in/ramakrishna-paduchuri-a1814a1a3/
Ramakrishna obtained a Master of Technology in Transportation Systems Engineering from IIT Bombay in the year 2005. He has close to 15 years of experience in the traffic engineering, transportation planning and modelling, varied experience in various sectors like highway concessionaire, multi modal transit system manager and traffic & transportation advisory. Worked in traffic and transport modelling in various sectors such as Highway traffic model development for India’s largest toll project (Kishangarh – Udaipur – Ahmedabad), Mega urban areas linking project (Mumbai Trans Harbor Link) and Regional level Traffic cum Transport modelling (Delhi Regional Rapid Transit System). Extensive experience in Traffic & revenue assessment for around 90 highway and urban Toll (PPP) projects in India International experience in the area of urban transportation field specific to the freight transportation and logistics management for the City of Addis Ababa, Ethiopia. Ramakrishna has experience in urban transportation planning studies like comprehensive mobility plans for cities, truck terminal feasibility studies and public transportation policy framework studies for improving public transportation in India cities along with Traffic management plans and road safety audits for around 300 km length of National highways of all phases like Planning, Construction and Operations.
#Asia#
Maurice Macare

Principal | Education, Buildings
San Diego, CA

Maurice Macare
#Principal | Education, Buildings# #All# #Architecture# #Civic & Government# #Institution# ## #Education# #School# ## #K-12 Education# #School# #Education# ## #Leader# #Learning+# #School# #Education# ##
San Diego, California, United States of America
Maurice Macare AIA has 26 years of experience with the majority of that time dedicated predominantly on public sector projects, such as public schools and government facilities.
#North America# #Pacific West#
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Alex Ariza

Associate | Manager, Intelligent Systems
Toronto, ON

Alex Ariza
#Associate | Manager, Intelligent Systems# #Advanced Traffic Management System# #Transportation# #ATMS# ## #All# #Mobility+# #Transportation# ## #Operations# #Software as a Service# #SaaS# ## #Systems Engineering# #Systems# ##
Toronto, Ontario, North America
https://www.linkedin.com/in/alex-ariza-a3230628/
Alex Ariza has over ten years of transportation engineering experience spanning software systems planning, design, and deployment, traffic management centre operations, special event logistics and operations, and field data collection. Alex is technically proficient and operationally minded, providing support for the deployment of new software both from technical systems integration and adapting standard operating practices perspectives. They manage the ATMS systems engineering and product operations, bridging the gap between technical software and operations management.
#North America#
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John Kelly

Associate | Manager, Transportation Engineering
Toronto, ON

John Kelly
#Associate | Manager, Transportation Engineering# #All# #Bridges, Roads & Highways# #Transportation# ## #Civic & Government# #Institution# ## #Civil Engineering# #Civil Infrastructure# ## #Civil Infrastructure# #Master Planning# #Placemaking# #Planning & Urban Design# ## #Municipal Infrastructure# #Civil Infrastructure# ## #Project / Programme Management# #Traffic Engineering# #Transportation# #Traffic Management# ## #Transportation# #Transportation Engineering# #Transportation# ## #Transportation Planning# #Transportation# ## #Water / Wastewater# #Industrial# ##
Toronto, Ontario, Canada
John has over 30 years of experience in a broad range of municipal engineering, including environmental assessment, planning, design, operations and construction related to land development, transit, transportation, water, and wastewater. He also has significant expertise developed over 12 years in construction contract management for design-bid-build and design-build projects. John has worked with diverse groups of stakeholders, often with competing interests, including elected officials, community and business associations, the public, construction and consulting engineering industries, and agencies such as utility companies, Metrolinx, Toronto and Region Conservation Authority and Waterfront Toronto.
#North America#
Visit John Kelly'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#
Visit Cathy Offenberg's Profile
Cathy Offenberg

Associate Director | Practice Lead, Landscape Architecture
Boston, MA

Cathy Offenberg
#Associate Director | Practice Lead, Landscape Architecture# #All# #Civic & Government# #Institution# ## #Civil Infrastructure# #Landscape Architecture# #Leader# #Master Planning# #Placemaking# #Planning & Urban Design# ## #Placemaking# #Planning & Urban Design# #Placemaking# ## #Subject Matter Expert#
Boston, Massachusetts, United States of America
Since joining our team in 1999, Cathy Offenberg has developed a specialty in campus site planning and design for public and private school facilities. She also oversees a diverse array of practice areas including urban parks, streetscapes, and embassy work for the U.S Department of State’s Overseas Building Operations (OBO). As a Principal with the firm, Cathy is responsible for managing project scope, budget and schedule; client and sub-consultant coordination; supervising in-house project staff; development of design, technical and presentation packages, as well as cost estimates, technical specifications and permitting documents; construction administration and project representation at meetings and presentations. Cathy has a thorough understanding of the public process and has assisted in managing complex projects from inception through construction.
#North America# #Northeast#
Visit Heidi Rose's Profile
Heidi Rose

Associate Director | Practice Lead, Interior Design
Toronto, ON

Heidi Rose
#Associate Director | Practice Lead, Interior Design# #All# #High Rise Residential# #Residential# ## #Hospitality# #Commercial# ## #Hotels & Resorts# #Commercial# #Hospitality# ## #Interiors# #Interior Design# ## #Leader# #Residential# #Retail# #Commercial# ##
Toronto, Ontario, Canada
Heidi Rose is a team design lead with well over a decade of experience in the field of Interiors. She specializes in conceptual design in both hospitality and high-rise residential interiors. With her experience she has developed a keen eye for detail with the utmost attention to quality and design, and has the ability to establish and identify creativity in each new opportunity. Heidi’s strengths lie in concept through to construction focusing on building honest client relationships, while maintaining the overall design intent and direction. She has the ability to provide creative design solutions that adapt seamlessly to aesthetic, and project goals. Her design approach is to collaboratively provide tasteful, and thoughtful interiors that are relevant and cultivated. Some of Heidi’s experience is built from working on the Public Hotel in Chicago, the Editions Hotel in Miami, and the St. Regis Hotel in Mexico City to name a few during her growth at Yabu Pushelberg. IBI Group initiatives have brought her multiple high-rise residential opportunities ranging from high to low end markets making her experience vast and adaptable. The ties between hospitality and residential design are like-minded in creating lasting interiors to surprise the visual senses of the end user.
#North America#
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