Dennis Home Improvement

We're designers, builders, and innovators. We take your ideas and create the home of your dreams.
We’re your total exterior renovation experts

Let's create your dream home together

The exterior of your home protects what's most important: you and your family. Our goal is to help you create a home you've always wanted. Whether it's adding new siding or building a garage, our team will work side by side with you. We'll always treat your home like it's our own and be transparent and honest with what's possible.
If you have an idea or want an improvement made to your home, give us a call or fill out the form. We'll get in touch with you, find a time to come to your home, see what needs to be done, and provide a free estimate.

Today is the day you start creating your dream home.



Customers appreciate our honest, courteous approach and the focus on quality and attention to detail that we bring to each jobsite.

Meet Your Home Renovation Experts

If you’re looking for an exterior renovation specialist in Columbia, SC, you’ve come to the right place. Since 1970 Dennis Home Improvement has served the community by improving our clients' homes.
You can rest assured that our work will protect your home from weather and the elements.
We have experience working with many building styles and can give you the results you are looking for with your home. We stand behind our work and do the job correctly the first time.

Your Home Improvement Experts

Dennis Home Improvement is different than other home improvement companies. Sure, we use similar materials and processes as the other folks in town. But the difference is how we serve our customers. Renovating your home costs time and money. And it’s not an easy decision on who to choose to work on your home. So when you select us, we take it personally. We treat your home like our own. We have six steps that are part of each job to make sure you’re taken care of.

We will give your home a fresh coat of paint on all Hardie sliding replacements, or install new vinyl siding.

If you need new windows, we offer several options to improve your home’s look and improve energy efficiency.

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Exterior renovations by Dennis Home Improvement

Roof problems will keep you at night. Whether it’s damaged flashing or roof leaks, you cannot ignore these problems. They can cause significant damage to your home, adding to the costs of a project.

As one of the largest expenses associated with homeownership, your roof is an investment.

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We’re Professional

We respect all of our customers and treat them how we want to be treated. We educate you on our process and make sure you’re comfortable with what we’ll be doing to your home.

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Reduce Costs and Save Time

Our goal is to do a job in the most cost- effective and time-efficient way possible.

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Accurate Estimates

You need to know what your project will cost. We provide detailed estimates, so you aren’t surprised by the invoice.

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Finish Projects on Time

No one wants contractors at their home for days and weeks. We commit to doing great work, efficiently, so you can enjoy your home improvements.

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Transparent Pricing

You’ll see every cost that goes into your project. And we’ll do everything we can to come in under budget.

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A Grateful Attitude

When you choose to work with us, we’re appreciative of your business. We’ll treat you and your home with the utmost respect and gladly be there for any future needs on your home.

What Our Clients Say

Serving Columbia's Home Improvement Needs Since 1970

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The DHI Vision

To be the Midlands exterior renovation expert by providing unmatched design expertise, transparent and honest prices, and quality work that improves our clients' homes.

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The DHI Mission

Dennis Home Improvement is a design and building company that offers services for the complete exterior renovation of residential homes.

We Serve These Midlands Communities

  • Columbia
  • West Columbia
  • Springdale
  • Lexington
  • Chapin
  • Irmo
  • Blythewood
  • Camden
  • Elgin
  • Lugoff
  • Hopkins
  • Eastover
  • Gaston
  • Swansea