ExplorePracticesHDR

Updated July 2026

Architecture

HDR

HDR, Inc. is a prominent architecture, engineering, and consulting firm with a storied history dating back to 1917. Founded by H.H. Henningson in Omaha, Nebraska, HDR has grown from a small engineering company focused on rural infrastructure to a global powerhouse in the architecture and engineering sectors. Today, HD…

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Regions
UK - England - Greater London
Sectors
ResidentialCommercialEducationInfrastructureMixed-UseTransportBusiness Space
Software
Revit

About

About HDR.

HDR, Inc. is a prominent architecture, engineering, and consulting firm with a storied history dating back to 1917. Founded by H.H. Henningson in Omaha, Nebraska, HDR has grown from a small engineering company focused on rural infrastructure to a global powerhouse in the architecture and engineering sectors. Today, HDR boasts over 12,000 employees across more than 200 locations worldwide, working in a variety of markets including health, education, transportation, and urban development.

Company Evolution and Growth

HDR began with a mission to bring essential services to underserved rural communities, notably through projects like electrification and water treatment systems. The firm expanded organically, driven by Henningson's dedication and hands-on approach. Significant milestones in the company's history include the addition of Willard Richardson and Chuck Durham in the 1940s, who helped steer the company towards innovation and growth. By the mid-20th century, HDR was involved in numerous large-scale projects and had established a reputation for excellence and reliability.

Employee Ownership

A defining characteristic of HDR is its status as a 100% employee-owned firm. This ownership model is integral to the company’s culture and success. Employee ownership fosters a sense of accountability and investment among staff, leading to high-quality work and a collaborative environment. Employees at HDR, from junior staff to senior leaders, are united by a shared commitment to the company's goals and success, which is reflected in their interactions with clients and within their teams.

Expertise and Market Sectors

HDR operates in a wide array of market sectors, providing comprehensive services that include architecture, engineering, environmental sciences, and construction management. Their expertise spans multiple industries such as healthcare, education, civic infrastructure, transportation, and industrial sectors. HDR is known for its multidisciplinary approach, which integrates scientists, economists, builders, analysts, and artists to deliver innovative solutions.

In healthcare, for example, HDR designs state-of-the-art acute care hospitals, cancer centers, and pediatric facilities. Their work in transportation includes designing and managing projects for highways, transit systems, aviation, and freight rail. In the industrial sector, HDR supports food and beverage production, manufacturing, mining, and oil and gas industries with sustainable and efficient design solutions.

Notable Projects and Achievements

HDR has been involved in numerous high-profile projects that highlight its expertise and innovation. Some notable projects include the design and construction of cutting-edge healthcare facilities, sustainable urban development projects, and advanced transportation systems. HDR’s commitment to sustainability is evident in their projects that incorporate renewable energy solutions and environmentally responsible practices.

Corporate Culture and Values

HDR's corporate culture is built on a foundation of collaboration, innovation, and sustainability. The company's values emphasize the importance of thinking globally while acting locally, which helps them tailor solutions to meet the specific needs of their diverse client base. HDR also places a strong emphasis on inclusion, diversity, and equity, fostering a work environment where all employees can thrive and contribute to the company's success.

Awards and Recognition

HDR’s excellence has been recognized through numerous awards and accolades. They have consistently ranked among the top firms in their industry, receiving honors for their innovative designs, sustainable practices, and exceptional project management. These awards reflect HDR’s commitment to quality and their ability to deliver projects that make a significant positive impact on communities and industries worldwide.

In summary, HDR, Inc. stands out as a leader in the architecture and engineering industries due to its rich history, employee-owned model, extensive expertise across various market sectors, and a strong commitment to innovation and sustainability. Their projects and corporate culture exemplify their dedication to enhancing the built environment and improving the quality of life for people around the world.

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