San Diego Region

Andy is the Regional Managing Director for San Diego County. He oversees all brokerage operations for the three Colliers offices in San Diego County. Andy has over 33 years of brokerage production experience providing client solutions on complex, high-value corporate offices lease, purchase, and build-to-suit transactions. Andy is focused on expanding Colliers’ unique culture and delivering best-in-class client resources to each and every client relationship.

Andy started his commercial real estate career in 1984 in market research with then Coldwell Banker (now CBRE) in Downtown San Diego. Andy spent 12 years at CB as an office broker. Andy was also a Senior Vice President at Irving Hughes and in 2004 became a partner at BRE Commercial which subsequently became Cassidy Turley, DTZ, and now Cushman & Wakefield. Andy has received numerous Top Producer awards throughout his career.

Rob A. Detling joined Colliers International Valuation & Advisory Services in March 2003. Rob has significant valuation experience across all major commercial property types. He maintains expertise in valuation of core and value-add assets for clients requiring ARGUS Valuation DCF. Rob is a member of the CIVAS Multi-Housing practice group (apartments, condominiums, manufactured housing communities). He has been qualified as an expert witness by courts in California and Nevada.

Rob was born in Oakland, CA and attended BYU where he received a bachelor’s degree in management from the Marriott School of Business. He lived in the Caribbean for 2 years, speaks fluent Spanish, and has completed valuation assignments in Latin America.