Haris Design & Construction Co. was established in 1991 and has worked with a large variety of clients. Our continued growth is a testimony to our vision of achieving the goals of Quality, Integrity, and Collaboration. These ideals were and continue to be the driving force behind our desire to become the “Contractor of Choice” for both our Government and Retail Clients. This vision has facilitated a corporate culture which places customer satisfaction and quality as our top priority. Our client list includes the following clients: Amtrak, Catholic University of America, City of Bowie, College Park City, DC Housing Authority, Exxon, Fairfax County, Frederick City, Georgetown University, GSA, Howard County, Loudon County, Loudon County Public Schools, M&T Bank, Montgomery County, MTA, The Navy, Pennsylvania National Guard, PNC Bank, Popeyes Chicken, Rockville City, SOME, US Army Corps of Engineers, Wells Fargo, WMATA.

Government Contracts (IDIQ/JOC)

Our IDIQ approach has been shaped by our extensive IDIQ and JOC experience having completed over a dozen contracts of this type. Our IDIQ and JOC experience includes completed projects with WMATA, Fairfax County, Loudon County, The Navy, and GSA. During our previous GSA contract, we renovated the Old Post Office which is now the Trump Tower. Currently, we have IDIQ or JOC contracts with Montgomery County, GSA, DC Housing Authority, Georgetown University, Howard County, Pennsylvania National Guard, and the Maryland Transit Authority.


Haris Design & Construction Co. has been in business since 1991 and has developed a history of excellence in historic projects throughout its time in business. These projects include renovation of the Strathmore Mansion and the Old Post Office which is now the Trump Hotel. HDC recognizes the importance of maintaining, renewing, and preserving these celebrated locations. We acknowledge that historic renovations are more than just another construction project and take great pride in our precise work that protects these locations.


Design/Build contracts are projects where one contractor is responsible for the design and construction services of the entire project. Haris Design & Construction Co. works with highly talented and effective designers to provide high quality projects within the client’s budget. We work closely with the client to provide them with the items requested and to complete the project in a timely and professional manner. HDC will manage the project from start to finish to include the design, permitting, construction, and post-construction tasks.


Haris Design & Construction Co. has experience with many banking and retail clients to include PNC Bank, M&T Bank, and Wells Fargo. We understand the requirements of completing projects timely while working around the business hours to keep the businesses running. HDC is familiar with the challenges of working within the retail industry and completing projects around the client’s schedule. We provide professional and skilled projects that meet the client’s plans and expectations.

New Construction

Haris Design & Construction Co. has completed countless projects from the ground up. We ensure that every detail in the plans is met as expected and required and that the client is satisfied with the final product. HDC is committed to fulfilling our client’s vision for the entire project from start to finish. Each project is unique and HDC establishes a project specific plan and team to execute each project to the best of our ability. With our extensive experience, we can work with the client to provide opportunities to speed up the project or decrease the budget throughout the course of construction. HDC understands that unforeseen circumstances can arise on any project and we are prepared to handle the issues and provide the client with effective, cost-conscious options for these issues.

Real Estate Development

Our real estate development approach is centered around collaboration, creativity, and precision. We believe in crafting spaces that not only stand as testaments to architectural brilliance but also cater to the diverse needs of modern society. Our experienced team of architects, engineers, designers, and project managers work seamlessly to ensure every project is executed to perfection. From land development to concept design and project management, our diverse portfolio showcase a range of successful real estate development projects, including residential complexes and commercial spaces. Each project tells a unique story of transformation and innovation. We understand the significance of community integration. Our developments are meticulously planned to contribute positively to the local community, creating spaces that foster interaction, well-being, and growth.

Renewable Energy

With years of experience in the construction and renewable energy sectors, our team brings a wealth of knowledge to every solar farm project. From site assessment and design to construction and maintenance, we handle every aspect with precision and innovation. Solar farms are more than just a source of clean energy; they are investments in a better tomorrow. By choosing solar, you contribute to reducing carbon emissions, promoting energy independence, and creating a cleaner environment for current and future generations. Our portfolio of successful solar farm projects showcase our dedication to innovation and excellence. These project demonstrate how we’ve transformed open spaces into powerful clean energy generators. We believe in the power of renewable energy to transform the world. Our solar farms not only generate electricity but also contribute to reducing greenhouse gas emissions and conserving valuable natural resources.