Welcome to Grassland LLC Website

Welcome to Grassland Heating and Cooling. Founded in 2025, our company was formed through a partnership of two established businesses with over 45 years of combined experience and expertise in the heating and cooling industry.

Our core mission is to expertly and reliably take care of homeowners’ and business owners’ heating and cooling systems. We offer expert service and repair solutions, along with industry-leading equipment for both residential and commercial applications. With a major focus on longevity and reliability, we back our work with manufacturer-backed, industry-best parts and labor warranties, as well as comprehensive maintenance plans.

Serving the Southeast South Dakota and Northeast Nebraska regions, we cater to homeowners, business owners, custom builders, and project developers.

Our company’s main base is located in the vibrant city of Yankton, South Dakota.

At Grassland Heating and Cooling, our values are Honesty, Transparency, and Absolute Care. We treat you like family, ensuring your comfort and trust are always our top priorities.

In an ever-changing industry, continued education is a cornerstone of our approach. We believe our customers deserve the best, which is why we are continually advancing our expertise. Our team holds certifications such as NATE Certification, Esco Certifications, A2L Certification, and EPA License. We are also proud to hold an A+ ranking with the Better Business Bureau, reflecting our commitment to excellence and customer satisfaction.