• Infrared image of a poorly insulated wall
    Secure Comfort
    Let us help you pinpoint where your energy losses are in your home.
  • House with icicles
    Prevent Problems
    Icicles may cause damage to your roof, attic, or wall systems. Ice build up is also a sign of energy loss!
  • Be a part of something bigger
    We are choosing to work with environmentally friendly materials to make your house safe, durable, comfortable and energy efficient.
  • Make the first step to net zero
    Be a part of the solution, contribute less to surplus of greenhouse gas in the atmosphere.

What is Home Performance?

Home Performance is a philosophy and a science based on the premise that homes should be safe,
healthy, comfortable, durable, and efficient.

Learn More

Services We Offer

Net Zero

Net zero energy buildings are highly energy-efficient and will use, over the course of a year, renewable technology to produce as much energy as th


We at Better World Builders are qualified Kalamazoo, MI, energy efficiency experts and we treat houses as interconnected systems.

Our Clients Love Us

  • ...great job! highly recommend BWB...
    Mary Farrington, Texas Township, MI

    “I recently had the opportunity of engaging Better World Builders in a home energy evaluation and subsequently hired them to complete the recommended and necessary repairs to make my home more energy efficient.  I really liked several things about doing business with Mark Lee:

  • ...neat and fast...
    Teri Koretsky, Kalamazoo, MI

    “I had noticed several cold/hot spots.  The assessment helped to explain why and how to correct it.  The workers were neat, careful and completed the work in a timely fashion.”

  • ...the best job, with the best materials...
    Rhonda Egidio, Kalamazoo, MI

    “I have great confidence in Better World Builders, that they are always committed to doing the best job with the best materials.  I believe the work they do on my home is what they would do on their own.”