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SIOR Designee
Representing the elite top 1% of commercial real estate professionals, SIOR designees are recognized for their exceptional production, experience, and commitment to the highest standards of ethics and excellence. Designees specialize in industrial, office, sales management, executive management, and advisory services.
Member Associate
Commercial real estate professionals with 1–8 years of industry experience who are building their careers and working toward earning the prestigious SIOR designation through education, mentorship, and networking opportunities.
Affiliate Member
Companies providing products and services to the commercial real estate industry seeking to build relationships, increase visibility, and connect with SIOR’s elite global network of professionals. You may also use the following link to search our Affiliate Members.
Robert A. Caldwell
President
CALDWELL COMMERCIAL
SIORSIOR Member since 2008
Brokerage Management, Consulting, Corporate Services, Distribution & Logistics, Investments, Landlord, Sale/Leasing, Tenant Representation4476 Leeds Pl W, Charleston, South Carolina 29405-8402
Active Committees (0)
No active committees on record.
Past Committees (1)
- SIOR-Carolinas ChapterSponsorship Chair · 2016–2017
Events Attended This Year (1)
- 2026 Spring EventApr 14, 2026
Lifetime Events Attended (8)
- 2026 Spring EventApr 14, 2026
- Southeast Regional ConferenceSep 25, 2021
- SIOR Southeast Regional ConferenceAug 24, 2017
- Fall Conference 2016Aug 25, 2016
- 2010 Spring World ConferenceApr 22, 2010
- 2005 Spring ConventionApr 14, 2005
- 2003 Fall Professional ConferenceNov 13, 2003
- One Day Reg w/Candidate DiscountJul 1, 2003

