Meet Our Team

Meet The Kramer Heating & Cooling, LLC Family


John has worked in the HVAC business since high school, that’s over 35 years! In February of 2001 he decided it was time to start his own business. He dreamed of providing quality services to the customers he had come to know. He hit the ground running and hasn’t looked back since. In November of 2018 he moved his business to his hometown of Little Chute and has enjoyed helping his friends and neighbors with all their heating and cooling needs.John and his wife Kara, have two adult children; Luke (Lauren) Kramer, and Katie (Will) Dougherty. They are proud grandparents of two beautiful granddaughter Ainsley and Molly. When John isn’t busy with his business or enjoying his family he likes to spend time outdoors fishing and hunting.


Mike has been with Kramer Heating since 2005. He is a Journeyman HVAC Service Technician with 17 years of experience. At Kramer Heating & Cooling, Mike specializes in hydronics and light commercial along with leading the team in residential service and new construction. Mike is an expert of his trade and takes pride in providing the highest quality service by staying up to date with the newest technology and equipment education. Mike is motivated by his wife and their two children. In his free time, Mike likes to fish, drive semi for a local ag service and spend time with family.


Started in the HVAC Industry with Kramer Heating in his junior year of high school as a summer helper. Senior year of high school I worked 25 hours a week during a school to work program.


  • Fall of 2014 I started my apprenticeship program at NWTC in Green Bay and completed in the Spring of 2018.
  • 30 hours of tig welding at Fox Valley Tech
  • Supplier trainings such as Mitsubishi mini splits, Rheem modulating equipment, NTI boilers, April Aire products
  • EPA 608 Type I,II,III
  • Certified Job Status:

  • Currently rough-in new construction homes
  • Service and install equipment on light commercial properties
  • Service and install Mitsubishi units
  • Retrofit equipment
  • Remodel projects
  • Basement remodels
  • Personal Life:

  • Married 2 years to my wife Ashtin
  • Enjoy boating and fishing in the summertime
  • Spending time with family deer hunting in the fall in Michigan
  • Luke

    After receiving a degree in finance and working for two years in the corporate world, Luke decided he couldn’t see himself working at a desk the rest of his life. He left his job and joined Kramer Heating in 2017. He is in the 4th year of his apprenticeship at NWTC for HVACR service technician. Luke and his wife Lauren have two daughters. In his spare time he enjoys spending time with his family, watching sports, especially the Green Bay Packers, and traveling.


    Nick has been working with Kramer Heating and Cooling since 2019 and is currently in his apprenticeship at NWTC. Nick grew up in Little Chute with his parents and two siblings, Alex and Karleigh. Recently Nick got promoted to the title of God Father to his niece Charlie Marie! Outside of work Nick enjoys golfing, playing softball and spending time at their cabin on Jungle Lake where he hunts, fishes and plays sheepshead with the family.


    Connor has been with Kramer Heating since Nov. 2020. He has 5 years of residential HVAC experience. He excels in new construction, residential replacements, and metal fabrication. He prides himself in quality work over quantity. He is currently in his 2nd year of his apprenticeship at NWTC learning specialty sheet metal fabrication. I’m his spare time Connor enjoys fishing, hunting, target shooting, and sporting clays.


    Bob has been with Kramer Heating since June of 2021. He has 40 years in the welding and sheet metal fabrication industry. Working on-site on industrial installations. Getting close to retirement he now working in the shop constructing and maintaining the company’s supply of standard-sized fabricated materials and building custom fittings for specific job sites. Now has been married to his wife, Lori, for 24 years. They have a daughter and 7 year old grandson. In his spare time he enjoys woodworking and model railroads.

    Certifications in:

  • Advanced Welding 442-416-53
  • General Welding – Sheet Metal Layout 442-414-54
  • General Welding 442-414-50; 442-414-55; 442-414-57; 442-414-66
  • Brock

    Brock is a graduate of Kaukauna High School. He is a dynamic professional with a sales degree from Fox Valley Technical College. After working in the sales field for three years he pivoted to the HVAC field for more "hands on" type work. He demonstrates a commitment to excellence. Beyond he work, he enjoys continuous learning, chess sports and valuable time with his friends and family. He is set to excel in his HVAC career at Kramer.


    Curt came to Kramer with over 27 Years of experience in the trades. He has vast knowledge in Hydronics, residential installation, whole home air quality, and new construction. He enjoys his job and the people he works with.


    Kenny has lived in Wisconsin for 5 years. He is new to the HVAC field but catching on quickly and hopes to make this his lifelong career. He enjoys spending time with his family, playing video games, and fishing.


    Tom is a seasoned HVAC Mechanic. He has over 35 years of HVAC experience in layout, fabrication and installation. In his spare time he enjoys fishing, hunting, and camping. He and his wife, Betsy, have three children and five grandchildren.