Architects in Columbia, MD

Aggregate Architecture + Design, PLLC is a Washington, D.C.–based architecture and design firm that delivers thoughtful, context-driven residential and commercial projects through a collaborative, research-informed process. Aggregate Architecture + Design provides full-scope architectural services—from conceptual design and planning through detailed documentation and client coordination—focused on craft, livability, and sensitive urban response; the company emphasizes clear client communication, a rigorous design process, and creating durable, well-executed buildings that enhance neighborhood character.

AHS architects (AHSa) is a Baltimore-based architecture, planning, and interiors firm that delivers client-centered design solutions across the Mid-Atlantic and nationwide, translating client vision into technically innovative, market-aware buildings; the company provides comprehensive services for sectors including industrial (data centers), retail, banking, healthcare, and adaptive-use/historic projects, emphasizes long-term partnerships and community impact, and focuses on thoughtful, well-crafted design informed by regional expertise and a collaborative project delivery approach.

Ballard + Mensua Architecture is a residential architecture firm based in Washington, DC, serving Northern Virginia, Maryland, and surrounding areas. Since 2005, the company has specialized in custom home design, historic preservation and restoration, and large-scale renovations and additions. The firm is dedicated to creating lasting, personal spaces tailored to clients' sites and lifestyles. Their expertise includes kitchen remodels, bathroom renovations, and smaller interior projects, all executed with a strong commitment to detail and collaboration. Ballard + Mensua Architecture guides clients through every phase of the architectural process, from initial concept to construction, ensuring projects are both inspiring and enduring.

Barnes Vanze Architects is a Washington, D.C.–based architecture firm founded in 1989 and headquartered in Georgetown. Barnes Vanze Architects designs and delivers historically informed and contemporary residential, commercial, institutional, and ecclesiastical projects—ranging from restorations, renovations, and additions to bespoke new homes—while integrating interior design and preservation expertise. The company emphasizes craftsmanship, context-sensitive design, and client-focused collaboration to produce award-winning, enduring architecture throughout the region and beyond.

Bonstra | Haresign ARCHITECTS is a Washington, DC–based architecture and planning firm of roughly 30 architects and designers that creates context-sensitive, sustainable, and well-crafted solutions for urban infill, mixed-use, transit-oriented development, historic preservation, adaptive reuse, and residential and interior projects. Bonstra | Haresign ARCHITECTS uses a process of thoughtful analysis, discovery, and collaboration to deliver integrated living environments and civic projects that respond to site and stakeholder needs, emphasizes attention to detail and design excellence across every scale, and is recognized through multiple awards and national publications while maintaining a collegial, partner-led studio culture from conception through completion.

Carballo Architecture is a Baltimore-based architecture, interiors, and planning studio located at 1816 Aliceanna Street that delivers design services across architecture, interior design, and planning; Carballo Architecture focuses on client-centered project delivery from concept through completion, provides professional design and consulting for residential and commercial projects, maintains regular office hours Monday through Friday, and supports inquiries via phone and the listed office email.

Cunningham | Quill Architects is an award-winning architecture and planning firm with offices in Georgetown (Washington, DC) and Tryon Plaza (Charlotte, NC). Cunningham | Quill Architects provides complete professional services in architecture, community planning, and urban design across commercial, institutional, single- and multi-family residential, adaptive reuse and historic preservation, and master planning projects. The company emphasizes context-sensitive, research-driven design delivered by a team of experienced professionals and focuses on creating sustainable, site-responsive, and enduring built environments that have earned numerous design awards.

Donald Lococo Architects is a small, studio-based architectural practice located in Bethesda, Maryland. Founded and led by Donald Lococo, the firm emphasizes a personalized and hands-on approach to architecture, with the principal working closely with apprentices and staff in a collaborative studio environment. The company has received numerous awards and publications, reflecting its commitment to design excellence. The firm offers architectural services that focus on thoughtful, innovative design solutions, and it values long-term relationships with clients and employees. Donald Lococo Architects is dedicated to creating meaningful architecture with a strong emphasis on craftsmanship and attention to detail.

EastWing Architects is a Baltimore-based architecture firm that draws inspiration from the city’s industrious history and present context to design thoughtful, community-focused buildings; the company specializes in adaptive reuse, renovations and additions, new construction, hospitality projects (bars/restaurants/cafes) and public spaces, emphasizes careful rehabilitation of historic structures and creating architecture that enriches neighborhoods, and offers client-centered services from initial concept through project completion from its 823 W 36th St office.

GWWO, Inc. is a multi-disciplinary architecture and design firm with offices in Baltimore, MD and West Hartford, CT that delivers story-driven design for cultural, educational, civic, institutional, and commercial projects across the United States; GWWO provides comprehensive services including master planning, architecture, preservation, and design for museums, schools, parks, visitor centers, and mixed-use developments, emphasizes community-focused solutions and sustainable practices, and supports new business and media inquiries through dedicated contacts while operating a regional presence from the Liberty Building in Baltimore and a West Hartford studio.