Julie Treinen

Julie A. Treinen

Managing Director

Griffin Capital Company, LLC

Ms. Treinen joined Griffin Capital in 2004, is based in the firm's headquarters in Los Angeles, CA, and is responsible for all of the firm's asset management activities. Before joining Griffin, Ms. Treinen was a Vice President at Cornerstone Real Estate Advisers, Inc., a Hartford-based, SEC-registered real estate investment and advisory firm with $4.6 billion of assets under management. During her five years at Cornerstone, Ms. Treinen managed the acquisition diligence of approximately 1.2 million square feet of existing assets totaling $238 million, the development of five apartment joint venture projects totaling $152 million, and the disposition of five properties totaling $125 million.

Ms. Treinen was also the senior asset manager for a $400 million portfolio of office, industrial and apartment investments, and her responsibilities included developing ownership and value maximization strategies, implementing capital programs, establishing and coordinating budgets, and both selecting and reviewing third party leasing and property management teams. Prior to joining Cornerstone, Ms. Treinen was Director, Field Production at Northwestern Mutual Life in Newport Beach. During her three years at Northwestern, Ms. Treinen initiated, negotiated, and closed three development projects totaling over $100 million and three mortgage originations totaling over $100 million, and acquired four existing assets totaling over $50 million. Prior to joining Northwestern, Ms. Treinen was a Vice President at Prudential Realty Group in Los Angeles. Over the course of her seven-year tenure at Prudential, Ms. Treinen originated over $235 million in new commercial mortgage loans, structured and negotiated problem loan workouts, note sale and foreclosures totaling over $140 million and managed a portfolio of office, industrial and apartment investments totaling approximately $500 million. Prior to attending graduate school, Ms. Treinen worked at GM Hughes Electronics as Head of Finance and at Deloitte, Haskins & Sells as a Senior Accountant in the Audit Department.


  • MBA, University of California at Berkeley, Graduate School of Business
  • BA, Economics, University of California at Los Angeles.