Jason B. Addlesperger

Jason B. Addlesperger

Senior Managing Director

Jason Addlesperger is recognized industrywide for his solid record of achievement in investment/user sales, leasing assignments, land sales and corporate real estate services. He also has significant experience in completing transactions nationwide, as his client relationships extend beyond the Rocky Mountain region. Since 2005, Jason has successfully brokered real estate transactions with an aggregate value exceeding $2 billion since 2005.


A valuable resource for clients, Jason offers a wealth of knowledge and valuable insight on Denver's market fundamentals. With 23 years of experience, he is able to address present-day trends and off-market commercial real estate deals from a historical perspective. He has received numerous industry awards and accolades, including NAIOP's Transaction of the Year award for "the Largest Office Lease in the Last Decade" and Industrial Broker of the Year award in 2010.

Jason partners with seasoned commercial real estate broker David Lee. Most notably, the team has successfully brokered 75% of all closed sales transactions in Denver's Southeast Submarket annually for the past 18 years. Jason currently lists 2.0 million square feet of industrial/flex leasing and investment sale assignments throughout Denver.


Jason earned his Bachelor of Arts in real estate finance and construction management from the University of Denver.

Partial Client Network

  • Berco Resources
  • Chandelle Development
  • Confluent Development
  • Consolidated Investment Group
  • Equity Office/Prop/Blackstone
  • Farallon Capital Management
  • Fidelity National Financial, Inc.
  • Global Pacific Properties, Inc.
  • Griffin Capital
  • Hines REIT
  • IBC Holdings, LLC
  • Koll Bren Schreiber Realty Advisors
  • Long Wharf Real Estate Partners
  • OfficeScapes Business Furniture
  • RLA Real Estate Advisors
  • Sperry Equities, LLC
  • The Pauls Corporation