About Us 2017-12-12T18:42:54+00:00

Founded in 2015, Tributary Real Estate is a Denver-based fully integrated commercial real estate firm. Our team of seasoned industry leaders is committed to client-focused brokerage services, quality development, and attractive investment opportunities throughout the Denver Metro area.

Meet Our Team

Ryan Arnold
Ryan ArnoldPartner
As a founding partner of Tributary Real Estate, Ryan Arnold leverages his 15 years of experience in investments, development and brokerage to execute even the most complicated commercial real estate transactions. Under his direction, Tributary has amassed significant land assemblages and been a catalyst for development in the River North (RiNo) neighborhood.
Andy Cullen
Andy CullenPartner / Managing Broker
Andy Cullen brings more than 15 years of experience in commercial real estate brokerage to his role at Tributary Real Estate. Andy leads Tributary’s brokerage service division, setting company strategy and supporting the success of the brokerage team in delivering successful results for clients.
Bill Parkhill
Bill ParkhillPartner
Bill is a licensed architect and developer, with more than 25 years of experience in Colorado real estate development. Bill has headed Parkhill Development since its founding in 2004. As Parkhill Development, and jointly with other partners such as Dana Crawford and others, Bill has been involved in dozens of redevelopment projects, particularly in the rapidly redeveloping RiNo neighborhood.
Amy Aldridge
Amy AldridgeSenior Vice President
Amy Aldridge brings more than 10 years of experience in commercial real estate as a licensed broker to the Tributary team. Her primary focus is advising scaling companies on office space strategies to accommodate their immediate needs, while also planning for growth.
Jona Behm
Jona BehmAssociate Broker / Marketing Director
With more than five years of commercial real estate experience, Jona Behm brings significant market knowledge and expertise to the Tributary team. At Tributary, Jona assists clients in developing and executing real estate transaction strategies that position them for success.
Daniel Howard
Daniel HowardAssociate Broker
Daniel Howard brings a wealth of real estate and business development experience to the Tributary Real Estate team. His ability to build lasting relationships with clients is due in large part to the personalized experience he creates and the insight he is able to offer on the Denver market.