Partner / Managing Broker  | 720-933-9411

As partner and managing broker of Tributary Real Estate, Andy Cullen offers more than two decades of experience in commercial real estate. Andy leads Tributary’s integrated brokerage and investment strategy, supporting the success of the team in delivering positive results for clients through a personalized service model.

Andy is passionate about delivering results that make him a long-term asset to his clients. His attention to detail and ability to create leverage and flexibility have earned him the trust and repeat business of clients. Andy has formed longstanding relationships with clients by working to create a real estate strategy that aligns with the business goals of his clients. Previously, Andy served as a senior vice president at JLL where he specialized in assisting clients with strategic real estate planning, lease administration, disposition, relocation, and portfolio management.

A proud Ram, Andy earned his bachelor’s degree from Colorado State University and went on to earn his MBA from Regis University in Denver. Andy is an active leader in the commercial real estate industry, serving on the Executive Committee for the Metro Denver Economic Development Corporation, the Economic Council for the Downtown Denver Partnership, and as a member of the National Association of Industrial and Office Properties and the Denver Metro Commercial Association of REALTORS.

An active community leader, Andy currently serves as a board member and board chair with Big Brothers Big Sisters of Colorado, and previously served on Goodwill Industries of Denver’s Leadership Partners Council and Mile High United Way’s Emerging Leaders Council. When Andy is not working with clients, you’ll find him spending time with his wife and two daughters, volunteering as a big brother in the Big Brothers Big Sisters Mentor 2.0 program, mountain biking or skiing.