Sunstone Management is a diversified private capital management and investment firm that is headquartered in Long Beach, California and was founded in 2015 by John Shen, Bruce Thompson, Justin Blackhall, and Stella Shang. Sunstone Management is a member of the American Bankers Association (ABA) and the Long Beach Area Chamber of Commerce.
The firm focuses on offering its wealth management solutions to high net worth individuals with a desire to focus on investing in small business and lower middle market companies in the United States. Their investment solutions consist of short term senior debt products to longer term, equity, growth capital, and venture capital investment strategies. Venture capital investments made by Sunstone Management focus on United States technology companies operating consumer and enterprise web communications, information technology infrastructure and cloud computing, mobile technologies and applications, enterprise software, life sciences, and other businesses.