| irwaonline.org | International Right of Way Association |
| iaao.org | International Association of Assessing Officers |
| housingpreservation.org | Institute for Responsible Housing Preservation |
| epra.com | European Real Estate Association |
| crs.com | Council of Residential Specialists |
| nmhc.org | National Multi Housing Council |
| ncreif.com | National Council of Real Estate Investment Fiduciaries |
| nce1031.net | National Council of Exchangors |
| nareit.com | National Association of Real Estate Investment Trusts |
| napmw.org | National Association of Professional Mortgage Women (NAPMW) |
United States , Pennsylvania , Pittsburgh