Top Interior Design Firms

AECOM

AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from planning, design and engineering to program and construction management.

Peter Marino Architect

Peter Marino Architect is an internationally acclaimed architecture, planning and design firm founded in 1978.

Perkins Eastman

Perkins Eastman is a global architecture and design firm guided by the belief that design can have a positive and lasting impact on people’s lives. With more than 1,000 employees in 19 locations around the world, we collaborate seamlessly across borders, barriers, and disciplines to connect people and ideas.

Stantec

We're designers, engineers, scientists, and project managers, innovating together at the intersection of community, creativity, and client relationships. Balancing these priorities results in projects that advance the quality of life in communities across the globe.

Gensler

Gensler is a global architecture, design, and planning firm with 52 locations and nearly 7,000 professionals networked across Asia, Europe, Australia, the Middle East, and the Americas. Founded in 1965, the firm serves more than 3,300 active clients in virtually every industry. .

Rockwell Group

Based in New York with satellite offices in Los Angeles and Madrid, Rockwell Group is an interdisciplinary architecture and design firm that emphasizes innovation and thought leadership in every project.

Wilson Associates

At Wilson Associates, we seek to redefine the creative industry by inspiring, enriching, and engaging the human experience.

HKS

We are a design firm of more than 1,400 architects, interior designers, urban designers, scientists, artists, anthropologists and more. We work together across industries and across the globe to create places that delight, heal and stimulate peak performance.

IBI Group

IBI Group is a technology-driven design firm with global architecture, engineering, planning and technology expertise. We work across disciplines to define the cities of tomorrow through intelligent systems, sustainable buildings, and efficient infrastructure, shaping the way people live.

Marmol Radziner

Established in 1989, Marmol Radziner is an award-winning Los Angeles-based design-build architecture and construction firm that integrates architectural design with a full range of construction services.

RSP Architects

We are makers. Architects. Interior designers. Planners. Strategists and experience designers. We are problem solvers. Ideators and innovators. We create resilient solutions that align with our clients’ goals, foster well-being and deliver real value. Solutions that are appropriate, quantifiable and relevant. We are RSP.

HDR

HDR is an employee-owned design firm specializing in engineering, architecture, environmental and construction services. We’re ranked No. 6 among the world’s design firms and we’re the largest healthcare design firm.

NELSON Worldwide

NELSON is an award-winning firm delivering architecture, interior design, graphic design, and brand strategy services that transform all dimensions of the human experience, providing our clients with strategic and creative solutions that positively impact their lives and the environments where they work.

B+H Architects

B+H is a global, award-winning consulting + design solutions firm. We leverage the core visualization and integration skills of an architecture and design practice to understand and articulate complex data into transformative solutions across a broad spectrum of sectors and services.

CannonDesign

We leverage the heart, passion and intelligence of our more than 1,000 creative thinkers to develop solutions for some of the greatest challenges facing our clients and society.

HOK

HOK is a global design, architecture, engineering and planning firm with 25 studios spanning three continents. HOK designs buildings and spaces that respond to the needs of people and the environment. HOK designers are rooted in technical excellence, driven by imagination and focused on a solitary goal.

Skidmore, Owings & Merrill LLP (SOM)

SOM is an interdisciplinary design firm that has led some of the most innovative projects in the world—from Lever House, the first modernist office tower in New York City, to the Burj Khalifa in Dubai, today the world’s tallest building.

CallisonRTKL

Consultancy solutions for natural and built assets. Together, the combined strength of CRTKL and Arcadis creates one of the largest architecture practices in the world, offering the best of sustainable, social, and digital design innovation.