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Let's build on it.


Meet Your Home Remodelers


Dear Homeowner,

Remodeling  is never an easy process. Even minor home improvements are disruptive for an active family. Lifestyle modifications are life changing events. A carefully planned remodel project with a detailed schedule helps to provide a semblance of sanity and a steady stream of hope. Whether an evolution or transformation, the design phase will be a collaborative process. Together, we’ll improve your life by improving the function of your home. Why do you want to change your home? What demands do you and/or your family have of your home that are currently unmet? Are there features and amenities that you would like to include?

You have a dream…  Let’s build on it!


Ron Klassen – Principal and Lead Designer

Ron Klassen, Principal and Lead DesignerA graduate of the University of Notre Dame with a degree in Electrical Engineering, Ron loves a design challenge. Always seeking knowledge and the best design for each project, his clients benefit from improved function in a timeless style while maximizing the return on investment.

Dedicated to the betterment of the building industry and it’s impact on homeowners, Ron serves as Vice Chair of the Remodeler’s Council and is engaged in the Building Codes Committee at the Metropolitan Builders Association (MBA). He is also actively involved at the Milwaukee chapter of the National Association for the Remodeling Industry (NARI) participating in the Certification Committee.

Certifications/credentials:

  • Certified Construction Professional (CCP) – Metropolitan Builders Association (MBA)
  • Certified Aging in Place Specialist (CAPS) – National Association of Home Builders (NAHB)
  • Certified Kitchen & Bath Remodeler (CKBR) – National Association for the Remodeling Industry (NARI)
  • State-of-the-Art Remodeling Specialist (STARS) – Milwaukee/NARI

Carol Klassen – Client Service

The pleasant voice of Wallner Builders, Carol becomes acquainted with remodeling projects at inception. Always cheerful and willing to help, Carol provides Wallner Builders’ clients with full service support. Long after the construction sign has come down, Carol remains involved with Wallner Builders clients ensuring satisfaction and maintaining relationships.

Certifications/Credentials:

  • State-of-the-Art Remodeling Specialist – Milwaukee/NARI
  • Degree in Economics – Carlton College

Jason Lemm – Field Service

Intimately involved with clients, Jason manages every remodeling project from demolition through completed construction. He’s the guy who “gets it done.” Strategically coordinating trade partners to complete each remodeling project to perfection; on time.

Jason was schooled in the trade of heating and air conditioning but later moved to carpentry. His experience is not limited to – in fact it far exceeds – any single aspect of residential construction and home remodeling.

Certifications/Credentials:

  • State-of-the-Art Remodeling Specialist – Milwaukee/NARI
  • Certified Lead Renovator – Wisconsin Department of Health Services
  • Certified Installer – DuPont Weatherization Systems