Orr Partners

About Orr Partners

David Orr, Chairman

David Orr, founder and Chariman of Orr Partners, possesses 40 years of experience and has been involved in over 20 million square feet of construction projects. Mr. Orr began his career with one of the world’s largest construction companies, Morse Diesel, where he oversaw projects in New York City such as the Park Lane Hotel in Central Park South and 88 Pine Street. More

After relocating back to the Washington, DC area, Mr. Orr was hired by Marriott International to supervise construction of Marriott Headquarters in Rockville, Maryland. Subsequently, Mr. Orr gained additional experience with Richmarr Construction and as Partner for Lee Sammis Associates, where he directed their Washington, DC offices and managed the development of 14 master planned office parks.

In 1988, Mr. Orr founded David Orr Associates, the predecessor to Orr Partners, which has grown to be one of the Washington metropolitan area’s top development and project management firms. In 2006, Orr Partners was named to the Washington Business Journal’s Top 10 commercial real estate developers in the Washington, DC metropolitan area.

Orr Partners has established a reputation for providing all of its clients with the highest quality of independent, impartial, and professional advice and project management expertise. David maintains oversight of the company’s upcoming projects and serves as Principal-in-Charge on key projects. He has been involved in over 35,000,000 SF of construction projects.

Mr. Orr’s leads Orr Partners development activities and also provides the firm’s clients with the highest quality of construction and project management services. He brings an extraordinary depth of expertise, creativity, and technical skills and is particularly strong in his knowledge of construction and in contract negotiation. He is recognized for a number of innovations in construction and program management including procedures with cost estimating and analysis, scheduling, contract management, and communications. Less
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Scott Siegel, President

Mr. Siegel’s primary function as President is to oversee the activities of his team of Orr Partners’ Project Managers. Mr. Siegel’s strengths lie in the financial aspects of the development process, from a firm understanding of market drivers to financial modeling and budget development. More

During his tenure with Orr Partners, Mr. Siegel has developed and managed project budgets for several significant clients including, AOL, Gulfstream Aerospace Corporation, General Dynamics Information Technology, FDIC, and George Mason University Foundation.

Mr. Siegel served as Executive Project Manager or Principal-in-Charge for several significant projects including nearly 1,500,000 SF of construction projects for Gulfstream, 300,000 SF of space for General Dynamics Information Technology; multiple projects for George Mason University Foundation totaling 500,000 SF; and the development of a 422,000 square foot project for the Federal Deposit Insurance Corporation (FDIC). Less
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Jim Behrend, Vice President

As Vice President, Mr. Behrend oversees multiple teams, ensuring projects are completed on time and on budget. He works directly with clients to ensure they are completely satisfied. Mr. Behrend has more than 25 years of experience in design and construction management, including administration and management of facilities for both the public and private sectors. More

His experience covers a wide array of project types including corporate headquarters, manufacturing, aerospace, government office, museums, K-12, higher education, libraries, water parks, wastewater treatment, infrastructure and environmental remediation.

Mr. Behrend has led projects valued from $250,000 to $180M with responsibility for the full spectrum project management services from inception through completion. Some of his key projects include three million SF for Gulfstream Aerospace, 300,000 SF for General Dynamics Information Technology, 220,000 SF for Stratford University, 300,000 SF for the Department of Education and 182,000 SF for the Korean Central Presbyterian Church. Less
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Dan Strotman, Vice President

Mr. Strotman’s primary function as VP-Project Executive is to oversee total projects from programming to project close-out, ensuring that the schedule is on track and budget constraints are met. Working directly with clients, general contractors, and consultants, his goal is to provide a finished product that satisfies the client’s requirements. His experience in the construction industry allows him to provide valuable support to the project team for follow-through and decision making activities. More

Mr. Strotman brings over 34 years of experience in construction and project management of multi-family residential, commercial and industrial properties to the Orr team. In his career Mr. Strotman has constructed projects ranging from small tenant fit-outs, to a nuclear submarine assembly facility to a 1 million SF high security campus. He has honed his skills coordinating multiple activities at once to meet project goals. This background gives him a strong understanding of construction operations and procedures, allowing him to proficiently implement these processes with both commercial and residential projects. Less
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Kate O'Hara, Vice President, Orr Partners Property Management

As Vice President of Orr Partners Property Management, Ms. O’Hara is responsible for the oversight of the Orr PM portfolio. With over 10 years of commercial real estate experience, Ms. O’Hara has vast knowledge of multiple aspects of the real estate business, including management and operations, leasing, construction management and contract negotiations. During her career, she rapidly moved from Assistant Property Manager to Real Estate Manager and then Senior Real Estate Manager. More

Ms. O’Hara joined Orr from CB Richard Ellis where she was a Real Estate Manager responsible for the financial performance and physical aspects of more than half a million square feet of commercial office buildings in the Washington, DC metropolitan area. Prior to that, she held property management positions at Jones Lang LaSalle. Less
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corporate / tenant improvement

healthcare & life science

manufacturing & technology

Educational & religious

residential development

Contact us today and learn how Orr can add value to your project and save you time and money!
703-289-2100 or INFO@ORRPARTNERS.COM