Top Architectural & Engineering Services Companies

We deliver impactful global solutions to create a more connected, sustainable world — from intelligence to infrastructure, cybersecurity to space exploration. Our 52,000 employees across 50 countries work every day, challenging the expectations of today to reinvent the way we’ll all live tomorrow.

Rutgers, The State University of New Jersey, stands among America’s highest-ranked, most diverse public research universities. The oldest, largest, and top-ranked public university in the New York/New Jersey metropolitan area, you’ll find us at our main locations in three New Jersey cities, and our footprint can be seen around the region. We’re an academic, health, and research powerhouse and a university of opportunity. Values The Rutgers community embraces and upholds the fundamental values that define the university: academic excellence that's both accessible and affordable; building a community where every single member of the university has a voice; and serving the common good while making a meaningful difference in the world.

We are one of the world’s leading professional services firms, uniting our engineering, advisory and science-based expertise to shape communities to advance humanity. ​ From local beginnings to a globe-spanning presence today, we operate in over 50 countries and employ approximately 73,000 professionals, known as Visioneers. ​ Together they pioneer solutions and deliver innovative projects across sectors: Transport & Infrastructure, Property & Buildings, Earth & Environment, Water, Power & Energy and Mining & Metals. ​ ​ Together let’s unlock potential everywhere.​ #WeAreWSP

At Gensler, the value of our work stems from its positive impact on the human experience. We are a dynamic and collaborative design firm uniting creativity, research, and innovation to solve complex problems for our clients. Our work challenges conventional ideas about architecture and the built environment. We aren’t just designing buildings—we are reimagining cities and places that make a difference in people’s lives. Founded in 1965, Gensler has built a team of 6,000 professionals who partner with clients in over 100 countries each year. Everything we do is guided by our mission: to create a better world through the power of design.

Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before. We are a global leader in sustainable engineering, architecture, and environmental consulting. Our professionals deliver the expertise, technology, and innovation communities need to manage aging infrastructure, demographic and population changes, the energy transition, and more. Today’s communities transcend geographic borders. At Stantec, community means everyone with an interest in the work that we do—from our project teams and industry colleagues to our clients and the people our work impacts. The diverse perspectives of our partners and interested parties drive us to think beyond what’s previously been done on critical issues like climate change, digital transformation, and future-proofing our cities and infrastructure. We are designers, engineers, scientists, project managers, and strategic advisors. We innovate at the intersection of community, creativity, and client relationships to advance communities everywhere, so that together we can redefine what’s possible. Stantec trades on the TSX and the NYSE under the symbol STN. Visit us at Stantec.com or find us on social media.

For over 75 years, Arup has been recognized for its vision, talent and tenacity. We are an independent firm, owned in trust by our members. We choose work where we can make a positive difference in the world. Dedicated to sustainable development, the firm is a collective of 18,000 designers, advisors and experts working across 140 countries. Founded to be both humane and excellent, we collaborate with our clients and partners using imagination, technology and rigor to shape a better world. Arup’s primary goal is to develop a truly sustainable built environment. This means that in all our work, we aim to identify a balance between the needs of a growing world population and the finite capacity and health of our planet.

Oregon Health & Science University is a nationally prominent research university and Oregon’s only public academic health center. It serves patients throughout the region with a Level 1 trauma center and nationally recognized Doernbecher Children’s Hospital. OHSU operates dental, medical, nursing and pharmacy schools that rank high both in research funding and in meeting the university’s social mission. OHSU’s Knight Cancer Institute helped pioneer personalized medicine through a discovery that identified how to shut down cells that enable cancer to grow without harming healthy ones. OHSU Brain Institute scientists are nationally recognized for discoveries that have led to a better understanding of Alzheimer’s disease and new treatments for Parkinson’s disease, multiple sclerosis and stroke. OHSU’s Casey Eye Institute is a global leader in ophthalmic imaging, and in clinical trials related to eye disease.

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. Led by the strength of our values and a culture shaped by employee ownership, we network with each other, build on each other’s contributions, and collaborate together to make great things possible. When you join HDR, we give you license to do the same. We help you take charge of your career, giving you multiple growth opportunities along the way. So, what are you waiting for? Come grow with us.

Bechtel helps our customers deliver projects of purpose that create a lasting positive legacy. These are projects that create jobs and grow economies; improve the resiliency of the world's infrastructure; connect communities to resources and opportunity; get us closer to net zero; tackle critical environmental challenges; protect people and the planet; and accelerate progress to make the world a cleaner, greener, safer place. While expertise enables delivery, partnerships ensure long-term success, which is why we align everything we do to our customers’ goals. Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents.

At Kimley-Horn, we do things differently. People—clients and employees—are at the forefront of our business. Clients know we are laser-focused on their success. Employees know our culture and approach to business are built on a desire to see our staff flourish, one and all. Both groups know that with Kimley-Horn, they can expect more and experience better. Incorporated in 1967 by Bob Kimley, Bill Horn, and Ed Vick, the firm is now employee-owned and one in seven employees is an owner.