| Tutto Sesto http://www.tuttosesto.it/ Refurbishment of arches and vaulted roofs for houses, taverns, basements and churches. An Italian firm which works across the world. | |
| Tradweb http://www.tradwebdirectory.com/ Directory of product suppliers, contractors, and craftspeople who do preservation work. | |
| Steven McQuillin & Associates: Building Preservation Consultants http://www.mcquillinassociates.com/ Consulting firm specializing in National Register nominations, tax credits, theatre restoration work, urban planning, local preservation laws, advocacy. Based in northeast Ohio, providing service throughout the U. S. | |
| Sanrakshan Heritage Consultants http://www.sanrakshan.com/ A cultural heritage management firm in India specialising in the architectural conservation and management planning. | |
| Robert Silman Associates PC http://www.rsapc.com/ Structural engineers specialize in historic preservation, including large federal projects in the United States. Includes work on masonry, timber, and cast concrete structures. | |
| Preservation Trades Network, Inc. http://www.ptn.org/ Non-profit membership organization dedicated to education, networking and outreach for the traditional building trades and allied disciplines. Includes information on trade shows and events. | |
| Paula S. Reed and Associates, Inc. http://www.paulasreed.com/ Woman-owned business, based in Maryland, provides cultural resource evaluations, primarily in the northeastern United States. Photos and brief description of services. | |
| Parasmoon http://www.parasmoon.com/ This company in Iran offers preservation and restoration of historic buildings, objects, books and documents. Activities, portfolio, services, facilities. | |
| Office of Bauforschung http://www.bauforschung-tirol.com/ A firm documenting and researching historical monuments in the Austrian Tyrol, as well as advising on and supervising restoration. Team, projects. In English, German and Italian. | |
| Ned Kaufman PhD http://www.kaufmanconservation.com/ An independent practice offering a wide range of professional services in heritage conservation, based in New York City. | |
| Masonry Restoration Specialist LLC http://masonryrestoration.org/ Performs building restorations, brick replacement, caulking, stone repair, exterior building cleaning, tuckpointing and masonry cutting. Located in Finlayson, Minnesota. | |
| Listed Buildings and Planning Ltd. http://listedbuildingsandconservation.co.uk/ A consultancy service for planners, archaeologists and developers in the UK. Lists specific services on offer and a sample of projects. | |
| Julie L. Sloan http://www.jlsloan.com/ Stained glass consultants advice on stained glass conservation issues. | |
| Induni Conservation http://www.induni.net/ Bruce Induni offers consultancy in the UK on all aspects of historic stonework and mortar and teaches short courses on conservation. He describes his services, philosophy and experience. | |
| Hockley & Dawson http://www.hockleyanddawson.co.uk/ Consulting engineers who specialise in the sensitive repair and conservation of historic buildings and structures. Portfolio includes projects throughout the United Kingdom. | |
| Historic Structures http://historicstructuresdc.com/ Master carpenter specializing in historic preservation, including plaster, millwork, and timber frame repairs. | |
| Historic Plaster Conservation Services Limited http://www.historicplaster.com/ Strengthens existing fragile plaster in ceilings and walls in historic buildings. | |
| Historic House Colors http://www.historichousecolors.com/ A nationwide consulting service that selects historically appropriate color schemes for homes and commercial building exteriors. | |
| Historic Documentation Company, Inc. http://www.historicdoc.com/ Serves government agencies, historic property owners and managers with surveys, permitting, US National Register nominations, HABS/HAER documents, restoration and conservation consulting and large format photography. Based in Portsmouth, Rhode Island. | |
| Heritage Restoration, Inc http://www.heritagerestoration.org/ Historic Preservation construction company offering services such as framing, plaster, window repair and interior finish work. | |
