- Appraisal Institute / Pre-eminent appraisal organization - awards MAI and SRA professional designations.
- American Society of Farm Managers and Rural Appraisers / Self explanatory name.
- Appraisal Foundation / Rules and standards setting body - responsible for USPAP.
- International Right-of-Way Association / Right-of-way professionals of all kinds.
- American Society of Appraisers / Appraisers of all kinds - not just real estate.
- Royal Institution of Chartered Surveyors (RICS) / UK-based organization founded in 1792 with a strong international profile.