Alliance Preservation
UK franchiser of building preservation and sound insulation services. Site includes testimonials, territories available and contact form.
http://www.alliance-preservation.com

Steven McQuillin & Associates: Building Preservation Consultants
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.
http://www.mcquillinassociates.com

Practical Restoration Reports
Helping owners, tradespeople, contractors and building professionals understand their older and historic buildings.
http://www.historichomeworks.com/

Building Conservation Associates
A private consulting and research firm practicing preservation design, conditions assessments, materials science, and historic building documentation. Projects are in the northeastern United States.
http://www.bcausa.com/

Design Preservation Models
Woodland Scenics produces a wide variety of products for the creation of model scenery. While widely used to model railroading these products have a number of uses. Gaming, hobby details, model building, architectural models to name a few.
http://www.dpmkits.com/

National Conference of State Historic Preservation Officers (NCSHPO)
Professional association of the State government officials who carry out the national historic preservation program as delegates of the Secretary of the Interior pursuant to the National Historic Preservation Act of 1966. Includes news, preservation issues, and meeting information.
http://www.ncshpo.org/

Carnivore Preservation Trust
The Carnivore Preservation Trust (CPT) works to preserve the world's endangered 'keystone' predator species--which are crucial to the survival of their ecosystems -- through habitat preservation, captive breeding, and education.
http://www.cptigers.org/

Plant Fossils and Their Preservation
Includes a section of conditions required for plant fossil preservation, the various levels of preservation, and types of fossils.
http://www.ucmp.berkeley.edu/IB181/VPL/Pres/PresTitle.html

Samuel Y. Harris
Samuel Y. Harris , PE, AIA, Esq..is an architect, engineer, and attorney who specializes in historic preservation, building technology and pathology, physical assessments, forensics investigations, and expert testimony.
http://syharris.com

Voith & Mactavish Architects
Voith & Mactavish Architects LLP We are an architecture firm located in Philadelphia, Pennsylvania. Our extensive online portfolio illustrates work we have done with educational institutions, residential homes, performing arts centers, and historic building preservation.
http://www.voithandmactavish.com