#1 Rated Colorado Siding & Window Company

Service Area

Let the Colorado siding professionals at Bellwether Home Exteriors help you design and install the best siding products for your home & budget.

Our Service Areas

Based in Denver, and one of Colorado’s top Exterior Remodeling companies, we serve the following areas as well:

Siding, Doors and Windows Company

Exterior Home Remodeling Experts

Every home needs a reliable exterior to provide it with the necessary protection from the elements as well as aesthetic appeal. There are many reliable products and materials available on the market, but without the skills of an experienced installer, your exteriors will prematurely fail. This is why you need a reputable exterior installation and repair expert like Bellwether to provide you with the services you need. Let our professional team handle all your exterior remodeling and replacement concerns.

Lap Siding

Why You Need Quality Siding

We are a Colorado company, and we understand the unique, intense Colorado climate—especially the toll the elements can take on Colorado mountain homes. While we have offices in the Denver-metro area, we have been serving all of Colorado’s beautiful mountain communities for years, including Summit County, Grand County, Park County, Clear Creek County, Eagle County. Our High Rockies rep, David Dembicki is a member of the community, and he understands the mountain culture and climate. This on-the-ground insight drives our outstanding workmanship, design recommendations, and a service you can trust to be specific to your needs. We bring a local touch with access to big city resources for the best, highest quality experience when it comes to finishing your home exterior.

Replacement Windows

While windows are built to last for some time, they need to be replaced eventually. Getting a window replacement not only makes your home look better but also helps with your home’s energy efficiency and increases your ROI if you’re planning to sell your property. Here at Bellwether, we make sure that our window services provide the satisfaction and value that each of our clients is looking for.
East Davies House Window Replacement
Conifer House Shingle Shake

Call Us!

Bellwether is the local exterior remodeling expert that can provide you with the quality siding, windows and doors services you need to make your home stand out and be more comfortable. Through us, you can rest assured that your exterior project is being handled by industry professionals.

Request a service quote by calling us at (303) 219-2161 or filling out our contact form.

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Still Not Convinced?

More Reasons to Partner With Bellwether Exterior Designs & Renovation Experts

Our team is proud to serve our homeowners on the Front range of Colorado. We know the unique needs of our clients and deeply care about the look and durability of your home’s exterior. Our team of experts are here to guide you through the process of repairing or replacing your home’s siding and windows.

30 - year Product Warranty | 15 - year Finish Warranty

Personalized Exterior Design Service

Excellent Service & Support Throughout Project Lifecycle

3D & HD Renderings of Your Home

Working with Us Is Easy & Stress Free

We understand that the idea of remodeling your home can be exciting but can also feel overwhelming. We designed a simple process to make exterior remodeling easy & fun.

4. Pre construction meeting

Unique to Bellwether, we offer a pre construction meeting where we provide a clear and detailed scope before we begin building.

6. Open Comms

Open communication with project manager crew leader, and internal representatives.

7. 100% Satisfaction Walk-thru

It's not over until you say so. We value your satisfaction with our product above all else. We offer final walkthrough to guarantee you are pleased.

Siding, Doors and Windows Company

Exterior Expert Bellwether

Every home needs a reliable exterior to provide it with the necessary protection from the elements as well as aesthetic appeal. There are many reliable products and materials available on the market, but without the skills of an experienced installer, your exteriors will prematurely fail. This is why you need a reputable exterior installation and repair expert like Bellwether to provide you with the services you need. Let our professional team handle all your exterior remodeling and replacement concerns.

Our Service Areas

As an exterior remodeling company based in Fort Collin, CO, we serve the following areas as well:

  • Windsor, CO
  • Loveland, CO
  • Greeley, CO
  • Evans, CO
  • Longmont, CO
  • Erie, CO
  • Boulder, CO
  • Lafayette, CO
  • Louisville, CO
  • Brighton, CO
  • Superior, CO
  • Broomfield, CO
  • Northglenn, CO
  • Thornton, C

Why You Need Quality Siding

Your siding is more than just a layer of material applied to your exterior for a better appearance — it also provides significant protection from the elements, helps with insulation and energy efficiency, and can assist with noise reduction. However, the siding material is only one important part of your siding, as you need a skilled contractor to install it for you to avoid any issues and prevent premature siding failure.

Replacement Windows

While windows are built to last for some time, they need to be replaced eventually. Getting a window replacement not only makes your home look better but also helps with your home’s energy efficiency and increases your ROI if you’re planning to sell your property. Here at Bellwether, we make sure that our window services provide the satisfaction and value that each of our clients is looking for.

Call Us!

Bellwether is the local exterior remodeling expert that can provide you with the quality siding, windows and doors services you need to make your home stand out and be more comfortable. Through us, you can rest assured that your exterior project is being handled by industry professionals.
Request a service quote by calling us at (303) 625-6851 or filling out our contact form.

Knowledge & Education Center

Make the best decision and get the most value for your remodeling dollar by reading our blog and becoming an educated buyer.

Denver James Hardie Warranty Colorado

Bellwether is proud to be an Elite Preferred James Hardie contractor because we believe in the quality and the benefits

Bellwether Gray Under Siding Colorado

At Bellwether, though we don’t build walls, we have complete knowledge of framing and wall construction so that we can

Tom and Diane Dimeff James Hardie Siding Colorado

Location: Longmont, Colorado Type of Siding: Cedar Age of House: Built in 1987 The Problem: The Dimeffs were dealing with

Frequently Asked Questions

As an Elite Preferred James Hardie contractor, Bellwether recommends James Hardie fiber cement siding because it is beautiful and durable, especially in the Colorado climate and on Colorado mountain homes. Fiber cement siding is resilient, versatile, long-lasting, and James Hardie fiber cement siding comes with a long-term warranty. 

Fiber cement is a combination of cement, cellulose fibers, water, and silica,  mixed, dyed, and pressed into boards in different styles and textures. This combination of materials is protective against natural elements, including wildfire, so that it endures in the Colorado climate.

Not only is James Hardie fiber cement siding durable and functional, it is also beautiful. James Hardie fiber cement siding comes in a variety of textures and styles, and is primed and pre-painted in any color of your choice, including two James Hardie color collections, the Statement Collection and the Dream Collection, and both feature the James Hardie ColorPlus® technology. You can achieve your design dreams with the peace-of-mind that comes with a protective James Hardie fiber cement product.