JK Group, AMO is a family-owned commercial real estate property management firm based in Diamond Bar, California. The company operates from Suite 225 at 20955 Pathfinder Road and serves as a full-service management and consulting firm for commercial and residential property owners throughout Southern California. Public company materials describe a managed portfolio exceeding 10 million square feet of real estate, spanning retail centers, office properties, and residential assets. The firm is designated as an Accredited Management Organization (AMO), a credential issued by the Institute of Real Estate Management (IREM), signaling professional standards in property operations and financial management. JK Group provides leasing, tenant relations, budgeting, maintenance coordination, and owner reporting services, with a strong focus on long-term asset performance rather than brokerage-only transactions.