Meet the Team

Jason Hassenstab

Jason Hassenstab is Co-Founder and President of Elevated Development. He comes from a long line of builders. After growing up in the family business, Hassenstab Concrete Inc, in Omaha, NE he attended and graduated from Cal-Poly Pomona with a degree in Construction Engineering. Following graduation, Jason transitioned from intern to full-time Engineer with Kiewit, a Fortune 500 General Contractor, and worked his way up to a Project Manager role before deciding to venture out and build his own company in Texas. Jason began investing in real estate in 2016 and is active in the residential and commercial space as well as a private lender. He is passionate about all things construction and development and utilizes his 20+ years of construction experience to ensure Elevated Development projects and pursuits are on schedule, on budget, and obtaining the best returns for the company and company’s clients. Jason is a member of the Greater Houston Builders Association (GHBA), Texas Association of Builders (TAB) and National Association of Home Builders (NAHB).

Karsten Johannessen

Karsten Johannessen, originally from Norway, has a background in mechanical engineering and project management. He began his career at Schlumberger, a Fortune 500 oilfield services company, working in its Norwegian subsidiary focused on subsea equipment for the oil and gas sector. Rising to Service Department Manager, he was later relocated to Houston in 2013, where he expanded the local service offering and led the installation of several first-in-the world oilfield projects. In 2020, Karsten transitioned into real estate, where he is now an active developer, investor, and lender. As a managing partner of Elevated Development, LLC, he is involved in multiple single-family and multi-family residential projects and land developments across Texas, including Adaline Crossing (McGregor), Stella Ln (Tomball), Rudel Rd (Tomball), Padon Rd (Needville), and Wilderness Trail (Magnolia). His experience spans GP/LP roles and private lending, leveraging his expertise in project management to drive successful developments.