Historic buildings rarely present a simple design problem. A project may need to preserve significant materials, solve moisture or structural issues, introduce new building systems, meet accessibility and life-safety requirements, accommodate a new use, and move through tax-credit, grant, federal, or local review.
That is where a historic preservation architect can play a central role. The term generally describes an architect with specialized experience in historic buildings and preservation. It is not, by itself, a separate architectural license. In certain federal preservation contexts, however, historic architecture is also a defined professional qualification category.
For owners and project teams, the distinction matters. Preservation architecture is not simply designing something that looks old. The work is grounded in investigation, significance, materials, treatment decisions, documentation, and the technical realities of keeping a historic building useful.
What does a historic preservation architect do?
The exact scope depends on the property and project, but a preservation architect often connects historical understanding with architectural design and construction. That can include work before a design concept is fixed, through construction and closeout.
Some examples of what a historic preservation architect does includes:
- Researching the building and documenting existing conditions through archival records, field investigation, measured drawings, photography, and building forensics.
- Preparing or contributing to condition assessments, feasibility studies, preservation plans, and historic structure reports.
- Identifying character-defining materials, spaces, and features that should guide treatment decisions.
- Helping select an appropriate treatment approach, such as preservation, rehabilitation, restoration, or reconstruction, and applying the relevant Secretary of the Interior's Standards when they govern or guide the work.
- Designing repairs and alterations for historic masonry, windows, roofs, plaster, woodwork, metals, finishes, and other materials, often in coordination with engineers and conservators.
- Integrating accessibility, fire and life safety, structural work, mechanical systems, electrical systems, and modern program needs without unnecessarily damaging significant historic fabric.
- Preparing drawings and specifications, supporting cost and phasing decisions, and providing construction administration so approved preservation details are carried into the field.
- Coordinating with preservation reviewers when tax credits, grants, Section 106, local design review, or other program requirements apply. The architect supports the process; the relevant public agency or reviewing body makes the regulatory or certification decision.
What qualifications matter?
For ordinary architectural practice, licensure is governed by the state or jurisdiction where the professional is practicing. Historic preservation experience is a specialization layered onto that professional responsibility.
The National Park Service also publishes the Secretary of the Interior's Professional Qualifications Standards. For the discipline of historic architecture, the minimum standard is a professional degree in architecture or a state license to practice architecture, plus either at least one year of graduate study in architectural preservation, American architectural history, preservation planning, or a closely related field, or at least one year of full-time professional experience on historic preservation projects. The qualifying study or experience must include detailed investigation of historic structures, preparation of historic structures research reports, and preparation of plans and specifications for preservation projects.
Those federal qualifications are important in programs and procurements that incorporate them, but they are not a universal credential that every architect working on an older building must hold. Project requirements can come from an owner, a funding program, a federal agreement, a grant, a solicitation, or another applicable rule.
Preservation architect vs. architectural historian
A preservation architect and an architectural historian often work on the same project, but the disciplines are not interchangeable by default. The Secretary's Professional Qualifications Standards treat historic architecture and architectural history as separate categories.
The preservation architect is typically responsible for architectural investigation, treatment design, drawings, specifications, code and systems integration, and construction-phase decisions. An architectural historian typically focuses more heavily on research, historic context, significance, evaluation, and documentation. Some professionals meet the qualifications for more than one discipline, and strong preservation teams often combine architects, historians, engineers, conservators, landscape architects, archeologists, and specialty consultants.
When does a project need a historic preservation architect?
Not every project involving an old building requires a preservation specialist, and National Register listing by itself does not create a general requirement to hire one. The need depends on the work and the rules that apply to it.
A preservation architect becomes especially valuable when the project involves significant historic materials, a complex rehabilitation or adaptive reuse, public or institutional stewardship, historic tax credits, preservation grants, a federally connected undertaking, or a local review process. Some solicitations and funding programs also require personnel who meet the Secretary's professional qualification standards.
For a related look at how review and financing records can surface early project activity, see Preserve Signal's guides to historic tax credits, Section 106, and finding preservation projects before formal procurement.
Five historic preservation architecture firms to know in the Southeast
There is no authoritative league table for preservation architects, and the right firm depends on the building, owner, location, budget, and review environment. The five practices below are an editorial selection of active firms with substantial, publicly documented historic preservation work in Preserve Signal's coverage area. They are listed alphabetically, not ranked.
Glavé & Holmes Architecture | Richmond, Virginia
Glavé & Holmes was founded in Richmond in 1965 and describes preservation as a core service area, with work that includes National Historic Landmark properties and certified historic rehabilitations. For the designation standard behind that term, see National Historic Landmark criteria.
- Sir Christopher Wren Building, William & Mary, Williamsburg, Virginia. Glavé & Holmes led a comprehensive restoration focused on water management, material conservation, and carefully integrated modern systems. The firm reports that approximately 98 percent of the historic brickwork was retained.
- Carr's Hill, University of Virginia, Charlottesville, Virginia. Working in collaboration with John G. Waite Associates, Glavé & Holmes restored the historic house and related outbuildings and designed the rehabilitation in accordance with the Secretary of the Interior's Standards for Rehabilitation.
Joseph K. Oppermann - Architect, P.A. (JKOA) | Winston-Salem and Wilmington, North Carolina
JKOA is a preservation-focused architecture practice whose public portfolio centers on preservation, restoration, adaptive use, and design in historic context.
- North Carolina State Capitol, Raleigh, North Carolina. Across multiple projects, JKOA has prepared HABS-standard recordation, repaired interior plaster, assessed and designed repairs for historic wood windows, and developed work for roof, stone, and decorative finishes.
- Reynolda House Museum of American Art, Winston-Salem, North Carolina. JKOA led the 2020-2021 restoration of the house's signature clay-tile roof, including measured documentation, replication of historic tiles, masonry and flashing work, and an initial phase of building-system upgrades. The firm also managed the Section 106 review associated with the NEH-supported work.
Liollio Architecture | Charleston, South Carolina
Liollio is a Charleston architecture firm with a long-running public-sector preservation practice. Its current leadership includes a designated preservation leader, and the firm says historic preservation has been part of its work for decades.
- Old City Jail, Charleston, South Carolina. Liollio's work included extensive investigation, brick and stone restoration, architectural metal restoration, code coordination, and rehabilitation for mixed use. The project used federal and state historic tax credits and received multiple preservation awards.
- South Caroliniana Library, University of South Carolina, Columbia, South Carolina. The rehabilitation addressed structural stability, modern environmental controls for archival collections, exhibit functions, and restoration of character-defining interior spaces, including the historic reading room.
Lord Aeck Sargent | Atlanta, Georgia
Lord Aeck Sargent maintains a dedicated historic preservation practice with architects, planners, conservators, and designers. The firm has offices in Atlanta, Chapel Hill, and Lexington within Preserve Signal's coverage area and lists services ranging from historic structure reports and materials analysis to restoration, rehabilitation, tax-credit support, and preservation planning.
- Georgia State Capitol, Atlanta, Georgia. Lord Aeck Sargent has led phased rehabilitation work at the Capitol since 1993, including restoration of public spaces, legislative chambers, masonry, plaster, marble, woodwork, windows, and other historic features while integrating modern building systems.
- Martin Luther King Jr. Federal Building, Atlanta, Georgia. The rehabilitation preserved character-defining elements of the former 1933 post office, including the postal lobby, stairways, windows, and marble-and-granite facade, while adapting the building for contemporary federal office use. The project achieved LEED Gold certification.
R.J. Heisenbottle Architects | Coral Gables, Florida
R.J. Heisenbottle Architects was established in 1987 and identifies historic preservation, restoration, rehabilitation, and adaptive use as central parts of its practice. The firm is based in Coral Gables, Florida, and maintains an active practice focused heavily on preservation work.
- Freedom Tower, Miami, Florida. The firm led a major restoration of the landmark in the late 1980s and has continued in a historic preservation role on the recent centennial restoration. Current project sources identify M.C. Harry & Associates as architect of record and R.J. Heisenbottle Architects as historic preservation architect.
- Stone House at Deering Estate, Miami-Dade County, Florida. R.J. Heisenbottle Architects is part of the current restoration project team for the historic Stone House. Miami-Dade County and the Deering Estate Foundation recognized the firm as the estate's 2025 Restoration and Preservation Partner of the Year.
Why architect selection can be an early project signal
For firms pursuing preservation work, the appearance of a preservation architect can be useful project intelligence. An owner's request for qualifications, a condition assessment, a historic structure report, a feasibility study, a commission application, or a tax-credit submission can show that a historic property is moving from a general need toward a defined scope.
The architect's involvement can also reveal the kind of work that may follow. A roof investigation can lead to a repair package. A rehabilitation study can define structural, envelope, accessibility, and systems work. A tax-credit design can establish preservation constraints before construction procurement begins.
But architect selection is still a signal, not proof that construction is funded or imminent. A project can remain in planning, change scope, wait for financing, or stop entirely. The strongest view comes from connecting the design record with funding, approvals, ownership, permits, procurement, and later construction evidence.
The practical takeaway
A historic preservation architect sits at the intersection of architecture, building investigation, preservation standards, materials, and construction. The best work is not about freezing a building in time. It is about understanding what matters, making defensible treatment decisions, and helping a historic property continue to function without losing the features that carry its significance.
For project owners, that expertise can reduce avoidable mistakes and help navigate a complicated rehabilitation. For firms watching the market, the preservation architect can also be one of the clearest signs that a project is becoming more real.