Team Members
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John Comet
CEO
John has a life-long passion for real estate investing, including prior experience in real estate development and real estate law. In 2009, John and Steve Cook met and initiated conversations that led to the formation of HP Ventures Group, an op... -
Steve Cook
Managing Partner
Steve, in partnership with the Comet Family Office, founded HP Ventures Group in 2009 based on a common interest to pursue private real estate investment opportunities. Steve has 30+ years of real estate, engineering, strategic planning, and o ... -
John Russo
Director of Construction Management
John is a founding partner in HP Ventures and leads its construction activities. John brings 35+years of construction management and real estate development experience to his role. Prior to HP, John co-founded Pinnacle Consultants which merged... -
Sam Lessaris
COO
Sam joined HP in 2017 during his Freshman year at the University of Illinois. Sam garnered experience throughout all areas of the business, especially within the Finance Department, throughout his time at University. Upon graduating, Sam collect ... -
James Demetriou
VP of Development
James joined HP in 2015 to head its development services responsible for acquisitions, development and liquidations. James brings 20+ years of real estate and project management experience to his role, with a focus on deal sourcing and liquidati... -
Bill Dunkley
VP of Property Management
Bill joined HP in 2014 to lead the firm's property management actives. Previously Bill was with Stahelin Properties for 18 years growing and developing their 1.3 million square feet commercial office and warehouse portfolio. Bill brings 28 years ... -
William Brenneman
Director of Leasing
William joined HP in 2014 to lead HP’s leasing operations and is directly responsible for HP’s excellent underwriting, turnover and vacancy metrics. William is a 2009 graduate of Syracuse University with a degree in Communications and Rhetorica... -
Artemis Comet
Director of Finance
Artemis joined HP in 2022 after years in public accounting at KPMG. Boasting a Bachelor’s in the Science of Accountancy, as well as a Master’s in Tax, from the University of Illinois, Artemis holds years of experience operating as a Certified Pu ...