David Chavez and Greg DeLong have joined BT Commercial Real Estate - NAI’s Palo Alto office. Chavez started his career in commercial real estate in 1985 and specializes in the sale and leasing of office properties and land redevelopment. Chavez grew up in the East Bay and is a graduate of Stanford University and Hastings College of the Law. He was previously with Grubb & Ellis in San Jose. DeLong has been involved in the commercial real estate and development field for over 20 years. He will be focusing on R&D leasing and sales on the lower Peninsula and in Silicon Valley.