Trusted Authorities in Design, Construction, and Development

Established by Moe Fridy, Citadel is a distinguished architecture and design build firm based in Washington DC, known for its strength in construction management. Citadel partners with builders and owners to lead development projects from initial planning through final delivery.

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In 2016, Moe Fridy was honored the GSA Excellence Award for his outstanding work on the Clara Barton Missing Soldiers Office, as well as the prestigious DC Historic Preservation Award.

We combine expertise, innovation, and dedication to deliver results that matter.

Firm overview:

Founded in 2012, Citadel is a leading design build architecture and engineering firm based in Washington DC. Located in the Capitol Hill district, the company is dedicated to guiding projects from the earliest concept through final completion.

Citadel offers a complete range of architecture, engineering, and construction services under one roof. Our integrated approach allows us to manage every stage of development while maintaining the highest standards of quality, efficiency, and attention to detail.

Through thoughtful design and strong technical expertise, we create spaces that combine innovation, functionality, and lasting value.

Citadel is a small business with notable achievements, honored with the following awards:

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Areas of Expertise

Design Build

Delivering fully coordinated design and construction under a single team for efficient, high-quality project completion.

Construction Management

Comprehensive oversight of every project phase to ensure quality, on-time, and on-budget delivery.

Construction Administration

Ensuring smooth project execution through oversight, coordination, and compliance at every stage.

Architecture & Engineering

Comprehensive design solutions integrating architecture, structural, MEP, and civil engineering for efficient projects.

Delivery frame work:

Citadel follows a unique project management approach that integrates both the design and construction processes. This model provides clients with the advantage of a single point of contact and clear responsibility throughout the project, while maintaining a strong focus on design quality and ensuring that schedules and budgets are respected.

Design Focus on Quality and Management Continuity

Committed to project success through integrity while protecting the original vision of the design.

Exceptional Management Personnel & Organization

Key personnel bring an average of 32 years of experience, ensuring expertise, continuity, and a reduced learning curve for every project.

Focus on safety in design construction:

Prioritizing safety throughout the process increased team confidence and minimized the risk of injury while supporting design success.

Detailed quality control and documentation

A clear documentation strategy preserves information for future use, ensuring consistent quality and better outcomes on every project.

Reponsive and open communication

Comprehensive communication plans maintain clear, continuous information flow, keeping projects on schedule and progressing smoothly.

Project objective managment

Ongoing, precise monitoring of schedules and budgets ensures that projects meet their objectives successfully.

Our Clients

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Recent Works in Modern Architecture

A curated collection of our latest architectural works, showcasing innovative design, functionality, and timeless aesthetics.

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single family residence
Condos
Museum of the Palestinian people
Offices renovation
DCHA- Garfield make ready units
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Customers Feedback

Our clients’ feedback reflects the trust and collaboration behind every project. Discover how our architectural solutions make a difference.

Clear communication, strong coordination, and dependable execution. Working with Citadel made the entire project process straightforward and efficient.

Daniel Brooks

the team demonstrated outstanding professionalism and coordination throughout the project. The team delivered high quality work while maintaining clear communication and meeting every deadline

Michael Anderson

Professional, responsive, and easy to work with. The team handled challenges quickly and kept the project moving forward.

Jessica Brown

Great communication and efficient execution from start to finish. The quality of work and commitment to deadlines were impressive.

Daniel Martinez Senior Architect

Excellent coordination and strong attention to detail throughout the project. The team maintained clear communication and delivered exactly as promised.

Michael Johnson Facilities Manager

The Team Behind the Designs

Our team of passionate architects and designers work together to bring innovative ideas to life, blending creativity with functionality.

Moe Fridy

Project Executive

Andy Huyang

Director of Construction

Hyun Kim

Senior Architect

Zeinab Fraidy

Project Manager

Site analysis at construction site
Construction project planning at work
Blueprints and hard hats at sunset

Moe Fridy


Project Executive
Primary Point of Contact

Mr. Fridy a Principal with more than 20 years of experience in the construction industry. He holds a Master of Business Administration and a Bachelor’s degree in Architectural Engineering. He is a Registered Architect and a LEED Accredited Professional.

His notable work includes the transformation of the Old Post Office into the Trump International Hotel and the management of the GSA Cohen Building Fitness Center. His projects reflect a strong ability to integrate modern functionality within historic architecture, demonstrating extensive expertise in the development and enhancement of federal facilities

Andy Huyang


Director of Construction

Mr. Huyang is the Director of Construction with 45 years of experience in the construction industry, specializing in government projects, particularly with the Department of General Services. He holds a Bachelor’s degree in Civil Engineering from Rutgers University.

His notable projects include overseeing the completion of the Ronald Reagan Building International Trade Center, the interior build-out of the Al Jazeera Washington DC Bureau, HVAC system upgrades at Dorothy Height Elementary School, the renovation of Dulles Airport Concourse C and D, and the design-build project for the IRS National Headquarters.

Hyun Kim


Senior Architect
Design-Build Project Manager

Ms. Kim is a Senior Architect and Design-Build Project Manager with more than 23 years of experience in residential and commercial architecture. She holds a Master’s degree and a Bachelor’s degree from the University of Maryland and is an Associate Member of the American Institute of Architects.

Her notable projects include the design-build of Woodridge International Elementary and Middle School and the renovation of Stone Ridge School of the Sacred Heart. Both projects highlight her focus on community engagement and careful consideration of vehicular impact.

Zeinab Fraidy


Project Manager

Ms. Fraidy is a seasoned Project Manager with over 13 years of experience. She holds a Bachelor of Science and a Master of Engineering in Civil Engineering from Lebanese University. In her current role, which she has held for six years, she oversees projects efficiently, ensuring they are delivered on time and within budget.

Her notable projects include fire alarm upgrades for three schools in Washington DC, the renovation of twenty residential units, and leading a $20 million project.