Studio Philosophy
Our work is grounded in the belief that architecture, urban design and interiors are inseparable from the social, cultural, environmental, and economic contexts in which they exist. Every project is an opportunity to create places that are charged, functional, inspiring, resilient, and enduring.
Driven by research, innovation, collaboration, and technical excellence, we provide comprehensive architectural design, urban planning, interiors, residential architecture, institutional design, hospitality design, workplace design, mixed-use development, campus planning, public realm design, landscape architecture, wayfinding, environmental graphics, and branding solutions. We strive to balance functionality with beauty, innovation with tradition, and ambition with responsibility.
From luxury residences, corporate offices, healthcare facilities, educational institutions, industrial developments, hotels, retail spaces, public buildings, and mixed-use projects to large-scale urban developments, townships, streetscapes, waterfronts, and public spaces, we design environments that enrich everyday life while creating lasting value for communities, businesses, institutions, and cities.
We believe timeless architecture emerges from a deep understanding of context, climate, culture, materials, technology, and human experience. Through sustainable architecture, climate-responsive design, energy-efficient buildings, adaptive reuse, green infrastructure, and environmentally responsible planning, we create architecture, interiors, and urban environments that remain relevant, adaptable, resilient, and enduring for generations.
OUR STORY
Research as Foundation
AUCollaborative is an award-winning architecture, urban design, interior design, master planning, landscape design, and graphic design practice dedicated to creating meaningful, sustainable, and timeless environments. As the India studio collaborator of Tate Hansen, USA and Studio H3+ LLC USA, the practice brings together global expertise and local knowledge to create thoughtful, contextual, and enduring design solutions.
Headquartered in Ballygunge, Kolkata, AU Collaborative works across India on projects ranging from architecture and urban design to master planning, public realm interventions, landscape design, and interiors. Our portfolio spans both public and private sectors, with projects in Kolkata, Howrah, New Town, Asansol, Hooghly, New Delhi, Haryana, Tripura, and other cities.
Founded by Debmalya Ghosh and Saheli Ghosh under the mentorship of Herman Howard, Founder of Tate Hansen, AU Collaborative believes that design is most impactful when it is rooted in context, shaped through collaboration, and responsive to the people and places it serves.
Our work integrates research, sustainability, and innovation to create resilient environments that strengthen communities, celebrate local identity, and stand the test of time.Our multidisciplinary approach integrates architecture, urban design, master planning, interior design, landscape architecture, environmental graphics, visualization, and strategic design consulting to deliver innovative, high-quality solutions across every scale—from individual buildings and interiors to districts, campuses, and cities.
OUR STORY
A Global Narrative
Founded by Debmalya and Saheli Ghosh, AU Collaborative is the result of a profound cross- continental partnership. The studio serves as a bridge between the vibrant architectural landscape of India and the technical precision of American design practices.
In collaboration with Tate Hansen and Studio H3+, we have cultivated a practice that transcends geographical boundaries. This partnership allows us to blend rich, cultural insights with cutting-edge technological advancements, creating spaces that resonate on a global stage while remaining deeply rooted in their specific locales.
Our Team
Debmalya Ghosh
PRINCIPAL ARCHITECTDebmalya is the Principal Architect and Urban Designer at AU Collaborative and a Associating Consulting Principal at Tate Hansen, Atlanta and Studio H3+ LLC. He specializes in integrating public and private realms in urban design, with expertise in site planning, building form analysis, public spaces, and waterfront developments. His work spans both professional practice and research. He earned his B.Arch with a gold medal from Jadavpur University, Kolkata, and completed his Master’s in Urban Design at Georgia Tech, focusing on public spaces, green infrastructure, and autonomous vehicles. He is currently involved in architectural and master planning projects across the U.S., Kenya, and India. He is currently the Secretay of Institute of Urban Designers India WB Chapter.
Saheli Ghosh
CREATIVE DIRECTORSaheli Ghosh is an Architect and Urban Designer, serving as an Associate at Tate Hansen LLC in Atlanta, USA, and the Creative Director of AUCollaborative in Kolkata. She holds a Master’s in Urban Design (Gold Medal) from the School of Planning and Architecture, New Delhi, and is a Visiting Lecturer at the Department of Architecture, Jadavpur University, Kolkata, India. Actively engaged in both national and international projects, her research explores democracy, urban informality, subaltern spaces, urban rights, community participation, and community resilience. In practice, she is deeply involved in public space execution projects in Kolkata and Howrah. Her work on transforming the Howrah Maidan Metro Station area was published in Natcon 2025 by IUDI.
International Collaborators
Studio H3+ LLC based in Atlanta and offices in NewYork Through Studio H3+ LLC and Tate Hansen LLC under leadership of Herman H. Howard we have been able to collaborate and/worth with firms like David Adjaye Associates, SOM, HOK, Perkins+Will, Meticulous, NELSON Worldwide, Galloway and other firms worldwide.
Global Synergy
Studio H3+ LLC
Tate Hansen LLC
Our strategic alliances enable a continuous exchange of ideas, resources, and technical expertise, ensuring our clients receive world-class design solutions regardless of project scale or location.
