Professional Construction Estimators Association 
Focused on professional education, with a scholarship program. Association charter, officers, and newsletters.
http://www.pcea.org/Cost Estimator 
Online cost estimator for remodeling projects, with labor and materials costs for selected items. Registration required.
http://www.costestimator.com/
R.S. Means Company 
Construction cost software and publications, reference books, consulting services, and estimating seminars. Information on the company, on-line cost estimator, and construction dictionary.
http://www.rsmeans.com/
Construction Estimating Institute 
Training and development of management skills, continued education programs and improved cost estimating techniques. Course listings and schedules; online course in basic math.
http://www.estimating.org/
Construction-Cost.com 
Links to selected sites providing material prices on the web.
http://www.construction-cost.com/
Design Cost Data Magazine 
Publisher of estimating systems and historical construction cost data. Excerpts from the publication, and an on-line conceptual estimating system.
http://www.dcd.com/
Craftsman Book Company 
Reference books and estimating databases. Online store.
http://www.craftsman-book.com/
F.R. Walker Company 
Construction cost estimating reference books, forms, and tools. Company and product information.
http://www.frankrwalker.com/
Get-A-Quote.net 
Provides access to free up to date online cost databases for general to heavy construction projects.
http://www.get-a-quote.net
Building Journal 
Construction directory using the 2004 construction specification institute masterformat.
http://www.buildingjournal.com
Home-Cost.com 
Provides home cost estimating tools with the ability to model and change the size and quality of a homes design, immediately calculating the impact on the homes cost.
http://www.home-cost.com
Penn Electrical Estimating 
Estimators of electrical works. Translating blueprints, scopes of work, pre-bid field inspections and verbal requests for proposals into costs of materials and labor required to produce a complete electrical installation and a profit margin.
http://www.peem1.com
Construction Bookstore 
Books, tapes, software and references for professional builders, construction contractors and sub-contractors, and do-it-yourself construction projects.
http://www.ccvp.com/construction/index.html
Stone Estimate 
Stone Estimate is a natural stone estimating portal. It includes many essential tools for natural stone customers like articles, project galleries, designer tools, videos, and forums.
http://www.stoneestimate.com
Saylor Publications 
Up-to-date building cost manuals for residential, commercial, industrial and institutional construction. Much of the information is available in both printed and CD-ROM formats.
http://www.saylor.com
Modern Engineering Services 
MES provide material take-off services to contractors, owners, architects, engineers, and developers.
http://www.quantitytakeoffreports.com
Construction Cost Estimating.Net 
Offers construction estimating products including calculators, software, books and site inspection tools.
http://www.constructioncostestimating.net
Bar-Cal 
Providing structural and mechanical contract estimate services for the steel fabricating industry.
http://www.bar-cal.com/
Constructionestimates.us 
Construction cost estimators who provide a range of services including feasibility estimates, owner representation, site inspections and quantity take offs.
http://www.constructionestimates.us
Joinery Estimating 
Estimating for architectural joinery including specialist products or standard joinery items.
http://www.joineryestimating.com
Accurate Electrical Estimating 
Providing professional electrical estimating and consulting services, using all major software estimating systems.
http://www.accurateelectricalestimating.net
Thomas Insulation Corporation 
Thomas Insulation Corporation specializes in providing estimation take off services for the commercial and industrial insulation industry.
http://www.thomas-insulation.com
Allen Estimating Services 
The company provides construction estimates for any size or type project in any location at inexpensive hourly or per-job rates.
http://hometown.aol.com/allenestimating/myhomepage/business.html
Build-A-Quote 
Construction estimates for new buildings, extensions, refurbs, garages, landscaping and flats.
http://www.build-a-quote.com/
Mr. Takeoff's Estimating 
Provides customers with a detailed material list from their blueprints, allowing them to shop around for suppliers of lumber/door trim products.
http://lumbertakeoff.net
Walsh Estimating 
Estimators specializing in Earthwork and Structural Concrete takeoffs.
http://www.walshestimating.com
Electrical Enlightenment Estimating Service 
Professional estimating services exclusive to the electrical contracting industry. Electrical training seminars and courses using estimating software offered.
http://www.electricalenlightenment.com/
American Society of Professional Estimators - ASPE 
Providing estimators with education, fellowship, and opportunity for professional development. Employment board, information on the organization and its chapters.
http://www.aspenational.org/