John Milner Associates, Inc.  
   Provides multidisciplinary services in architecture and preservation planning, building conservation, and cultural resources to clients in the eastern United States.
   http://www.johnmilnerassociates.com/

Michael Gaetner & Associates  
   Architects specialize in historic preservation and rehabilitation projects, including "fast track" projects, accessibility issues, and federally funded work. Commercial, residential, and hotel work, largely in the southwestern United States.
   http://mgaia.com/

Westfield Architects & Preservation Consultants  
   Woman-owned architecture firm handles historic preservation of residences, commercial buildings, and speciality items such as Lucy the Margate Elephant. Projects are in mid-Atlantic region of the United States.
   http://www.wa-pc.com/

Peter Marquis-Kyle  
   Freelance "conservation architect" offers planning, building assessment, design, and documentation services for projects in Australia, following the Burra charter.
   http://www.marquis-kyle.com.au/

Frazier Associates  
   Full-service architecture firm working primarily in the Mid-Atlantic region of the United States. Includes awards and project information.
   http://www.frazierassociates.com/

David Brain Partnership  
   Bath, UK-based architectural practice experienced in conservation, and specialising in historic building restoration.
   http://www.dbpbath.co.uk/

Gil Sanchez, Architect  
   Provides full historic architectural services in the Southwest US, specializing in restoration, rehabilitation and historical documentation of adobe construction.
   http://www.sanchezarchitect.com/

Sunderland Period Homes  
   Specializes in building and restoring 18th and 19th century New England colonial homes. View samples of exterior and interior projects.
   http://sunderlandperiodhomes.com/

Pracownia Acant  
   Polish architectural firm specializing in the design and construction of palatial façades, interiors, and exterior sculptures, gates and fencing.
   http://www.acant.bizn.pl/

Robin Kent Architecture & Conservation  
   Specialists in the conservation of historic buildings and sites, ancient monuments, conservation areas, and related issues, including new design in historic contexts.
   http://www.robinkent.com/

Francoise Bollack Architects  
   Offers historic preservation, adaptive re-use, renovation and new design. Overview of services and projects provided.
   http://www.francoisebollackarchitects.com

Passchier Architects and Consultants  
   Specialize in architectural and urban heritage projects. in the Netherlands and Indonesia.
   http://www.pac-nl.org

Joseph Pell Lombardi Architect  
   New York City based preservation and restoration firm provides company profile and information on completed projects.
   http://www.josephpelllombardi.com/

Julian Harrap Architects  
   Offering a full range of architectural services for the repair and restoration of historic buildings, estates and landscape and new buildings in these historic settings. Located in London, UK.
   http://www.julianharraparchitects.co.uk/

Mark B. Thompson Associates LLC  
   Architecture and planning firm specializing in historic preservation and restoration, independent school and university architecture and master planning. Offices in Philadelphia and Greenwich, Connecticut.
   http://www.mbtarchitects.com/

Old Houses of Louisiana  
   Specializing in the preservation, restoration and architectural design of old and historic buildings. Based in Baton Rouge, Louisiana.
   http://www.oldhousesoflouisiana.com/

BELLArchitects, PC  
   Providing historic preservation services from office in Washington, DC, including historic structures evaluations, Section 106 consultation; restoration, rehabilitation and adaptive reuse design.
   http://www.bellarc.com/

Fernier & Associates  
   Based in Paris, France and specializing in the refurbishment of historical buildings.
   http://www.fernier.com/

Crosskey Architects  
   Specializing in renovation and rehabilitation of older buildings. Located in Hartford, Connecticut.
   http://www.crosskey.com/

Hoffmann Architects  
   Specializing in the rehabilitation and historic restoration of building exteriors. North Haven, Connecticut.
   http://hoffmannarchitects.com/

Quinn Evans Architects  
   Full service architectural firm specializing in the adaptive use of historic structures and the traditional design of new buildings. Offices in Ann Arbor, Michigan and Washington, D.C.
   http://www.quinnevans.com/

Ktitoriki  
   Specializes in residential and commercial historic preservation projects within Greece. Photo gallery, past projects and officers of the company are featured.
   http://www.ktitoriki.gr/

Vincent Benic Architect  
   New York City based firm specializing in historic preservation of institutional buildings, adaptive re-use of historic buildings as well as new construction of community facilities.
   http://www.vbarch.com/

Michael Wilson Building Restorations  
   Specialises in reinstating and preserving heritage buildings throughout England. Profile, projects, news and awards. Based at Cranleigh, Surrey.
   http://www.mwrestorations.co.uk/

Donald Insall Associates  
   Specialising in historic building repair and conservation. Offices in London, Bath, Cambridge, Canterbury and Shrewsbury in the U.K..
   http://www.insall-lon.co.uk/

Seaton Design Group  
   Northumberland, England-based practice specialising in the restoration of listed buildings and small works projects.
   http://www.webrighter.co.uk/sdg/

Ian Bowman, Ltd.  
   Architect with specialized education in building conservation shows projects and offers background on regional regulations. Works in New Zealand and Australia.
   http://www.ianbowman.co.nz/

Peter Andrew Barrett  
   Provides consulting services to architects, builders, and planners involved in preservation projects. Includes project samples.
   http://www.pabarrett.com/