Our Team

Tom Rogge, Manager

Tom has been in the underground utility industry since graduating high school in 1988 when he was hired by Rogge Engineering.  From 1988 through 1992 Tom attended the University of Nebraska at Lincoln and worked full time, moving up through the ranks from laborer to construction supervisor.  In 1998 Tom changed companies to become a construction supervisor for a large underground utility company in Lincoln. While there, Tom was in charge of projects ranging in size from $100,000 to $4 million. Tom joined K2 Construction in 2002 and has been a managing partner ever since.

Travis Sondgeroth, Manager 

Travis graduated from Pennsylvania State University in 1994 with a Bachelor of Science in Civil Engineering. In 1995 Travis was commissioned into the Regular Army and Branched Engineer. While in the Army, he served at Fort Lewis, WA with the 14th Combat Engineer Battalion and served as; line platoon leader, support platoon leader, executive officer and battalion intelligence officer. In 1999 Travis moved to Lincoln, NE and took a position as a business development manager for a local underground utility company. In 2000 Travis began working as a contractor for a wireless telecommunication carrier. While there, he was involved in the design and construction of wireless sites. In 2002 K2 Construction was formed and Travis came on board as a managing partner.

Tim Boonstra, Project Manager/Estimator

Tim has worked in the construction industry since graduating from the University of Nebraska at Kearney in 2001 with a Bachelor of Science in Construction Management.  After a few years in the engineering and housing industries, Tim started his career in the geothermal industry in 2008.  He joined K2 Geothermal in April of 2012 and is responsible for geothermal estimating and project management. Tim has managed projects from $5,000.00 to $1 million and has a passion for growing the geothermal industry.    

Mike Wolf, Superintendent

Mike Wolf relocated from Houston, Texas to Lincoln, Nebraska because of his passion to stay committed to the geothermal heat pump industry. Mike has been constructing the vertical closed loop earth heat exchangers for the last 10 years. He has completed over 30 separate multimillion dollar commercial projects which included drilling, looping, and grouting a total of over 1.5 million vertical feet of HDPE pipe. He has also supervised the horizontal completion of the miles and miles of complex horizontal piping and valving of these systems from the borefield to the building.