Plumbing & Heating


Institutional Plumbing & Heating

Our experienced staff has worked on countless Industrial and Institutional client sites and we know the importance of safety as these projects are quick-turn, important and oftentimes hazardous. Our priority, always, if the safety of our team and others. 

Our team also knows that when working on a large institutional job that it takes teamwork and dedication to be successful. It’s our responsibility to ensure that the job is done right, on time and to scope. 

Our commercial estimators have experience with:

  • Educational Facilities
  • Hospitals
  • Offices
  • Retail Centers
  • Water Treatment Facilities
  • Manufacturing Facilities
  • Courthouses
  • Wastewater Plants
  • Motels
  • Apartment complexes

Contact us today or fill out the form below and we will be in touch! 


Chuck manages the direct operation of the company as well as various projects. Having been in the mechanical industry for 25 plus years, after graduating from Colorado State University, his experience and dedication has developed Hander, Inc. into one of the most respected mechanical contractors in the region.


  • ASHRAE - Association of Heating, Refrigeration, and Air Conditioning
  • National Association of Plumbing & Heating Cooling Contractors
  • Association of General Contractors

Ryan Hander - Vice President

Mitchell Klinkhammer - BIM/Project Engineer

Mitch is a Southeast Tech grad.  He received a degree in Architectural Engineering Technology.  Mitch has over 4 years of experience in BIM Coordinator/Project Engineer/Mechanical Drafting.  In his spare time he likes to hunt, fish, shoot sporting clays, and go golfing.

Austin Erickson - Engineer In Training

Brent Mannes - PE - Design-build/Mechanical Engineer - Estimator/Project Manager

Brent has been with Hander, Inc. since 2015, heading up Design-Build projects while also acting as Estimator/Project Manager. A South Dakota State University grad, he spent nearly 15 years in the consulting engineering business and has extensive experience in project management, mechanical systems design, and construction administration for a broad array of projects – new buildings, additions/remodels, and systems upgrades.

Jeremy Papke - Project Manager / Superintendent

Jeremy has been with Hander since 1996 where he started out as an Apprentice Plumber and has become a Project Manager /Superintendent.

Robert Quarve - Senior Estimator/Project Manager

Bob has been with Hander, Inc. since 1978 as a Senior Estimator/Project Manager. He holds his Masters Plumbing license in several states. Additionally, he manages Plains Utilities & Excavating.