• American Arbitration Association (AAA)
• American Road & Transportation Builders Association (ARTBA)
• American Society of Professional Estimators (ASPE)
• American Subcontractors Association (ASA)
• Associated Builders and Contractors (ABC)
• Associated General Contractors (AGC)
• Building Officials and Code Administrators International (BOCA)
• Building Owners & Managers Association International (BOMA)
• Construction Specifications Institute (CSI)
• Design-Build Institute of America (DBIA)
• International Road Federation (IRF)
• McGraw-Hill Construction
• Mechanical Contractors Association of America (MCAA)
• National Association of Industrial and Office Properties (NAIOP)
• National Association of Women In Construction (NAWIC)
• National Electrical Contractors Association (NECA)
• National Utility Contractors Association (NUCA)
• North American Society for Trenchless Technology (NASTT)
• Washington Building Congress (WBC)
• Water Environment Federation (WEF)

• City of Philadelphia
• Consumer Information Center
• Corps of Engineers
• Department of Commerce
• Department of Defense Info
• Department of Energy
• Department of Housing and Urban Development
• Department of Justice
• Department of Labor
• Department of Transportation
• Environmental Protection Agency
• Federal Courts
• General Services Administration
• Lawyers Associated Worldwide (LAW)
• Pennsylvania Department of Labor & Industry
• Pennsylvania State Government
• Philadelphia Courts
• State Courts
• U.S. Federal Government
• U.S. Government Agencies

Architecture/Engineering Links

• American Association of Engineering Societies (AAES)
• American Consulting Engineers Council (ACEC)
• American Institute of Architects (AIA)
• AIA Philadelphia
• AIA New Jersey
• American National Standards Institute (ANSI)
• American Society of Civil Engineers (ASCE)
• American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE)
• American Society of Landscape Architects (ASLA)
• American Society of Mechanical Engineers (ASME)
• Association of Iron and Steel Engineers (AISE)
• ENR - Engineering News of Record
• Engineering & Utility Contractors Association (EUCA)
• Engineering Contractors Association (ECA)
• Institution of Electrical Engineers
• National Council on Structural Engineers Associations (NCSEA)
• National Society of Professional Engineers (NSPE)

Real Estate Links

• Greater Washington Commercial Association of Realtors (GWCAR)
• Women in Real Estate (WIRE)

Public Contracting Links

• City of Philadelphia
• Pennsylvania Department of General Services (DGS)
• Pennsylvania Department of Transportation (PennDOT)
• Philadelphia Housing Authority (PHA)
• Philadelphia Gas Works (PGW)
• School District of Philadelphia
• Southeastern Pennsylvania Transportation Authority (SEPTA)
• U.S. Listings on Government Contracts

Legal Sites

• CoStar Interactive
• Lawyers Associated Worldwide (L.A.W.)
• Martindale-Hubbell
• FindLaw