Best Improvement

About Us

Best Improvement Co. Inc. is the premier source for siding, windows, doors and gutter protection in the Quad Cities and surrounding area.  As the original owners of Best Improvement, Paul and Patti Campbell have seen numerous companies come and go in the last 37 years.  It’s important to choose an experienced, highly reputable company such as Best Improvement to meet your home exterior needs.

Paul and Patti’s youngest son Marcus, began working part-time for the company when he was only a child.  After graduating from Illinois State University in 2011, he has become the company’s Sales Manager ever since.  Marcus intends on becoming President of the company in the upcoming future.

Either Paul or Marcus will overlook every aspect of the project daily to make sure the project goes as efficiently as possible, and will help you create your dream home.

Our Services

Years of Expertise


If you’re thinking of new siding, you’re in for a treat.  With over 40 color options, lifetime warranty and affordability, Mastic is our choice for siding.


Reduce your energy costs by instilling Energy Star approved Great Lakes Windows.  Each window is made with custom hardware, Easy Clean Glass, which makes it easy to maintain and operate efficiently.


Add curb appeal by upgrading to a new front door.  We can help design and install nearly any door you can dream of.

What To Expect

  • High End Quality

    Our top priority is ensuring every detail is perfect.
  • No Sales Pressure

    We’re here to help, not hinder. You’ll always feel comfortable & respected.
  • Comprehensive Quote

    Everything spelled out in writing. No surprises; no hidden costs.
  • Professional Staff

    Always on time, courteous, and pleasant to have in your home.
  • Great Communication

    You will always know what’s happening, every step of the process.
  • Warranty - Peace of Mind

    We inspect the job annually for 5 years just to make sure everything’s okay.

Featured Work

We take pride in our work