Benchmark Commercial Team

BC Team Union Station TJJ

Tanner Mason

Benchmark Commercial Co-Founder and Managing Brokerlinkedin_Tanner_Mason

Tanner Mason Benchmark Commercial Denver - Prior to co-founding Benchmark Commercial, Tanner gained experience with Frederick Ross (now Newmark Grubb Knight Frank) for five years before moving on to be a partner at Rare Space for nearly eight years. During this time, Tanner represented commercial tenants and buyers in locating, negotiating and acquiring leases, and purchasing properties. His large base of returning clients and referrals is a testament to his work ethic and the reputation he’s built in the real estate industry in Denver. Tanner consistently demonstrates loyalty and follow-through with his longtime clients and relationships, going above and beyond to help them achieve their goals.  He is on the board of directors for CoreNet, where he chairs the Sponsorship Committee. He serves as the Chairman for the Denver Advisory Board membership committee, and is a member of Strategic Connections International. Tanner is also a proud supporter of Denver Active 20/30 Children’s Foundation and their events. BMWcloseIn his free time, Tanner is often on wheels. The Eagle Scout can be found climbing steep mountain passes on his road and mountain bikes, racing around the track in his car or riding bikes with his kids. Needless to say, off-time is typically spent in the fast lane.

Jeff Mason

Benchmark Commercial Co-Founderlinkedin_Tanner_Mason

Jeff Mason Benchmark CommercialJeff brings more than 20 years in commercial furniture and over 10 years as a real estate broker to his role as a Benchmark Commercial co-founder.  Clients appreciate how this experience allows Jeff to quickly assess the space and layout needs of their businesses as well as his attention to detail and follow-up. Prior to Jeff’s five years at Rare Space, his previous experience includes work with Steelcase and OfficeScapes, where he was responsible for planning, ordering, delivery, installation, and overall project management and integration of the clients’ technology and business goals into each space through the use of furniture. Jeff has deep roots in the state of Colorado, beginning with his great-grandfather who was a miner in Central City, Colo. True to that Wild West heritage, Jeff and his wife, Colleen, spend a portion of their free time on horseback. Jeff is a University of Colorado graduate with a degree in Finance, and he currently serves on the board of the CU Boulder Denver Area Alumni Association. Jeff is also an Eagle Scout and an avid outdoorsman, so not only are you in good hands working with Benchmark Commercial, the co-founders are likewise great to have around should you ever find yourself lost in the wild.

Jason Bollhoefner

Benchmark Commercial Partnerlinkedin_Tanner_Mason

Jason Bollhoefner Benchmark Commercial DenverJason Bollhoefner has over 13 years of experience in the Denver Commercial Real Estate market and has successfully completed over 600 lease and sale/purchase transactions.  Since the inception of his career, Jason has personally negotiated and completed leases totaling over 2.25 million square feet. His clients value his exceptional abilities as a tenacious negotiator who recognizes the key pressure points involved in every leasing transaction, for both the tenants and the landlords he represents. It is the merger of his understanding of tenants’ operational and economic needs with his knowledge of landlord requirements and sensitivities that provides his clients with the utmost value.

Jason has established himself as an expert relative to office needs in the Denver metro area. His hands-on experience over the tenure of his career, relative to the underwriting, acquisition, re-development, and disposition of commercial property provides valuable insight to prospective asset purchasers of commercial property. 

Jason is involved with University of Colorado Real Estate Council, Colorado Chapter of NAIOP and Denver Metropolitan Commercial Association of Brokers and was a finalist for Top Small Office Broker in 2011.


Christa Steenwerth

Christa Steenwerth was new to the world of commercial real estate when she came to Benchmark Commercial, but being the English major she is, she found herself ordering a real estate dictionary on her first day. Christa brings with her twelve years of experience as a bookkeeper and assistant for a small accounting firm. She truly enjoyed the relationships she developed with clients during those twelve years and looks forward to establishing the same kinds of connections with clients at Benchmark.  When not implementing order and new filing systems in the office, Christa can be found with her nose in a book, planning her next trip, or volunteering for causes close to her heart.