Find an Individual Member
Find an individual member using the form below or using our Member Map. To select among specialty types please see the definitions of each type below and choose accordingly.
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.
James R Duncan
Executive Vice President
KIDDER MATHEWS
SIORSIOR Member since 2020
Consulting, Distribution & Logistics, Investments, Landlord, Sale/Leasing, Tenant Representation13562 Caminito Carmel, Del Mar, California 92014-3849
About
James Duncan specializes in industrial, office and R&D properties throughout San Diego County. James has negotiated sales and lease transactions totaling over 14 million square feet for a consideration over $2 billion. Prior to joining Kidder Mathews in 2015, James worked with Cushman & Wakefield/ Burnham Real Estate for 16 years.
Active Committees (2)
- SIOR-San Diego ChapterTreasurer · since 2026
- SIOR-San Diego ChapterSecretary · since 2026
Past Committees (6)
- SIOR-San Diego ChapterTreasurer · 2025
- SIOR-San Diego ChapterSecretary · 2025
- SIOR-San Diego ChapterTreasurer · 2024
- SIOR-San Diego ChapterSecretary · 2024
- SIOR-San Diego ChapterTreasurer · 2023
- SIOR-San Diego ChapterSecretary · 2023
Events Attended This Year (0)
No events this year.
Lifetime Events Attended (3)
- Mid-Year Review 09/23/2020Sep 23, 2020
- TransACT 360 Virtual General SessionApr 30, 2020
- 2022 TransACT 360Apr 29, 2020

