Bethesda, MD

What are the benefits of a home addition?

The benefits of a home addition not only include receiving a high end renovation to meet your aesthetic and practical needs, but you’re also adding value to your home that offers a great return on investment.  Washington DC and the surrounding counties are a strong, central hub for home appreciation, so any addition to square footage can be beneficial.  Plus, you get to make the space exactly how you want it based off of how it will be used and your aesthetic preferences.

What does a home addition cost in Washington DC?

Home additions come in a few basic types to address homeowners' needs for living space, cost, and style.  The following are different types of additions in Washington DC priced according to older homes with aging plumbing, electrical systems, settlement, etc issues. on the higher end and projects in newer homes to be on the lower end of the indicated figures.

  • Bump Out/One Story Addition (type of room involving no plumbing):  $100k-$200k
  • Multi Story Addition:  $200k-$350k
  • Additional Story/Level:  $150k-$300k

What is the advantage of hiring a design build firm in DC?

The most obvious advantage of hiring a design build firm is dealing with one company for the duration of your projects from start to finish. Things tend to go more smoothly when there are less parties involved and when you work with a design build firm in DC, you don’t have to work with outside designers or project managers. With all construction parties being on the same team, it brings total accountability to the firm.

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Bathroom Renovation Projects


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Interior remodel in Gaithersburg

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Kitchen remodel in Washington DC

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Whole home renovation in Wesley Heights, Washington DC

How We Work

Steps

1

Design Consultation & Agreement

We start with a complimentary consultation to understand your vision and explore design possibilities within your budget. Afterward, we enter into a design agreement, where we refine the project scope, create detailed plans, and provide renderings to bring your vision to life.
2

Construction Contract

Once the design is finalized, we move into the construction phase, managing all aspects including plans, materials, and budget, ensuring your project progresses smoothly and on schedule.
3

Warranty & Customer Service Program

As the project concludes, we introduce you to our Customer Service Program, providing ongoing support for any warranty needs, future projects, or emergencies, ensuring your satisfaction long after completion.

Transform Your Space Today

You have waited long enough to have the beautiful home your family deserves. We can help you remodel.

From whole home renovations to home additions, to custom kitchen and bath remodeling, you can count on the Hammer Design Build Remodel’s team of design build experts helps homeowners in Washington, DC and cities in Montgomery County, MD like Bethesda, Chevy Chase, and Potomac. Our expert team will guide you from concept, to architecture, to construction the renovation you have been dreaming of.

Explore Design Build Service Options

Home Renovations in Washington DC

Hammer Design Build Remodel is an award-winning design build firm specializing in stunning architectural and design services, combined with in-house construction services. Explore a range of services tailored to elevate your living space:

Who is Hammer Design  Build Remodel?

Crafting Exceptional Living Spaces in Washington, D.C., and Maryland for Over 20 Years

At Hammer Design Build Remodel, we believe that your home should be a reflection of your lifestyle, aspirations, and personal taste. With over two decades of experience, we've been transforming houses into dream homes throughout Washington, D.C., and the southern parts of Montgomery County, Maryland, including communities like Chevy Chase, Bethesda, and Potomac.

Our Story & Approach

Led by Greg Buitrago Jr., Hammer Design Build Remodel emerged from a passion for high-quality craftsmanship and innovative design. Greg, serving as President to cultivate a company culture that values integrity, transparency, and client satisfaction.

We specialize in comprehensive design-build services, offering a seamless experience from initial concept to final construction. Our in-house team of architects, designers, and craftsmen work collaboratively to ensure that every detail aligns with your vision and needs. Whether it's a kitchen remodel, bathroom renovation, home addition, or a whole-home transformation, we handle every aspect with precision and care.

At Hammer Design Build Remodel, we don't just build homes; we build lasting relationships. Our goal is to make a positive impact on our community through our work, ensuring that every client feels heard, valued, and delighted with the final outcome.

team

Johanna Nguyen

Director of Design + Construction

team

Doug Klee

Senior Designer

team

Greg Buitrago

President

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team

Johanna Nguyen

Director of Design + Construction

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team

Santiago Hernandez

Senior Project Manager

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team

Doug Klee

Senior Designer

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Nelson Narvaez

Field Supervisor

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Barbara Buitrago

Accounting Associate

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Frequently Asked Questions


Transform Your Space Today