Tony Sum
Real Estate Agent at
Upswing Real Estate
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Agent Highlights
Tony has great Condo experience - having sold 113 more condos than the average agent.
Tony also has Townhome expertise - working with over 17 more townhomes than the average agent.
Tony is a SFH expert - working with over 70% more single family homes than the average San Jose agent.
Tony's Transactions
- Condominium1 bed / 2.0 bathSeller$560,00009/23/2026
- Single Family Home4 bed / 2 bathBuyer$1,316,00009/17/2026Tony helped a buyer purchase this property for 17% under asking price
- Single Family Home3 bed / 2 bathSeller$1,610,00008/19/2026
- Single Family Home3 bed / 2 bathSeller$1,610,00008/19/2026
- Single Family Home3 bed / 2 bathBuyer$1,160,00006/08/2026Tony helped a buyer purchase this property for 11% under asking price
- Single Family Home3 bed / 2 bathBuyer$1,160,00006/08/2026Tony helped a buyer purchase this property for 11% under asking price
- Condominium2 bed / 2 bathSeller$1,010,00006/01/2026
More about Tony Sum
Tony Sum is a real estate broker associate and founder of Upswing Real Estate. Tony’s attention to detail and dedication to thoroughness make him an outstanding real estate professional. He is also an attorney licensed in the state of California. Prior to founding Upswing Real Estate, Tony practiced law in Manhattan Beach and Oakland. Tony’s primary practice areas included business litigation, real estate, construction, and corporate law. His extensive experience as a transactional and litigation attorney provides him with an edge in negotiations and contract drafting. Tony attended UC Davis where he earned both his Bachelor of Arts degree in economics and political science, and his law degree. In addition, he earned a Masters of Arts degree in Sports Management from Long Beach State University.
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Tony Sum