Mahoney construction did multiple jobs for our school. Everything from interior carpentry, trim, door hanging, deck, building, and modular classroom construction. They are the most efficient contractor we?ve worked with. Their staff is very competent and professional!

Get matched with top security door installation pros in Great Falls, MT
There are 3 highly-rated local security door installation pros.
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TRUSTED BY GREAT FALLS, MT HOMEOWNERS
4.8
Average homeowner rating25
Verified security door installation services reviews
Verified Reviews for Security Door Installation pros in Great Falls, MT
Last update on October 12, 2025
- Josh L.
- Sandra M.
They were horrible! They argued among themselves, talked about each other, finally one of them just quit. It was cold and they left the garage and house doors open the entire time until the washer and the boiler pipes froze. When I got back there was water spraying everywhere and I had to pay...
- Sherry M.
Thanks to a friend who recommended him, I called Josh Calvert, and he came to my home to give me an estimate. (I had called another company for an estimate previously, and WITHOUT COMING TO MY HOME, their estimate was more than TWICE the estimate Josh quoted me. $1850!!) Josh told me what he...
- Bob N.
The crew did a great job installing 125' of vinyl fence and gate. They navigated around thick shrubs and trees while maintaining a level, straight line. They did it in a timely manner and minimized messing up the yard. Although vinyl fencing is expensive, pricing seemed very competitive...
- Burton P.
Technicians responded promptly to fix the garage door. They also made adjustments and lubricated the door so it runs quiet and smooth.
Find Security door installation pros in Great Falls

Renewal by Andersen of Montana
Renewal by Andersen of Montana
Renewal by Andersen of Montana is the full service replacement division of Andersen Windows servicing the entire state of Montana with start to finish window and patio door replacement. We are the only replacement window on the market made of Fibrex material. All of our windows and doors are installed by our certified master installers. We offer free in-home estimates and have financing available.
"Our experience with RbA of Montana was wonderful. Major remodels (22 windows) can cause some anxiety. But we were kept informed every step of the way and the windows were installed quickly and efficiently. And we had NO finishing work to do when the crew left. Great experience!"
Marci W on October 2025
Renewal by Andersen of Montana is the full service replacement division of Andersen Windows servicing the entire state of Montana with start to finish window and patio door replacement. We are the only replacement window on the market made of Fibrex material. All of our windows and doors are installed by our certified master installers. We offer free in-home estimates and have financing available.
"Our experience with RbA of Montana was wonderful. Major remodels (22 windows) can cause some anxiety. But we were kept informed every step of the way and the windows were installed quickly and efficiently. And we had NO finishing work to do when the crew left. Great experience!"
Marci W on October 2025
VELUX America
VELUX America
Start with skylights! At VELUX, our mission is clear: we're dedicated to transforming your space with natural light and fresh air with skylights. Whether you're looking to replace old skylights or install brand-new ones, we will guide you every step of the way. Why Choose VELUX? =================== When it comes to skylights and roof windows, VELUX is the global leader. Here's why you should trust us to transform your home: 1. Innovation and Quality: VELUX skylights are renowned for their innovation and unmatched quality. They're designed to let in abundant natural light while keeping your space leak-free and energy-efficient. 2. Huge Product Selection: You’ll have access to a wide range of skylight options, from fixed to vented skylights. And we are here to help tailor the selection to suit your specific needs and style preferences. 3. Expertise: We take pride in what we do at VELUX, and our team is highly trained to guide you through the entire process. From selecting the perfect product for your space to providing valuable recommendations, we're committed to making sure your skylight project is a complete success. 4. Professional Installation Partners: We don't stop at product selection and recommendations; we also match you with a VELUX-trained installer who will handle the installation of your skylights with precision and expertise.
Start with skylights! At VELUX, our mission is clear: we're dedicated to transforming your space with natural light and fresh air with skylights. Whether you're looking to replace old skylights or install brand-new ones, we will guide you every step of the way. Why Choose VELUX? =================== When it comes to skylights and roof windows, VELUX is the global leader. Here's why you should trust us to transform your home: 1. Innovation and Quality: VELUX skylights are renowned for their innovation and unmatched quality. They're designed to let in abundant natural light while keeping your space leak-free and energy-efficient. 2. Huge Product Selection: You’ll have access to a wide range of skylight options, from fixed to vented skylights. And we are here to help tailor the selection to suit your specific needs and style preferences. 3. Expertise: We take pride in what we do at VELUX, and our team is highly trained to guide you through the entire process. From selecting the perfect product for your space to providing valuable recommendations, we're committed to making sure your skylight project is a complete success. 4. Professional Installation Partners: We don't stop at product selection and recommendations; we also match you with a VELUX-trained installer who will handle the installation of your skylights with precision and expertise.

Renewal by Andersen
Renewal by Andersen
Replacement Window Installation, Replacement Patio Door Installation, Replacement Entry Door Installation
"We are extremely happy with how our new windows and new front door turned out. After some unexpected challenges with the way our home was built, our installation crew quickly and efficiently adapted to make sure our windows and door were installed with expert care. Every time we see our new beautiful picture window we are left breathless! And our beautiful front door is the perfect upgrade for the look of our home. Thank you RBA!"
JENNIFER S on August 2025
Replacement Window Installation, Replacement Patio Door Installation, Replacement Entry Door Installation
"We are extremely happy with how our new windows and new front door turned out. After some unexpected challenges with the way our home was built, our installation crew quickly and efficiently adapted to make sure our windows and door were installed with expert care. Every time we see our new beautiful picture window we are left breathless! And our beautiful front door is the perfect upgrade for the look of our home. Thank you RBA!"
JENNIFER S on August 2025

Services Butler
Services Butler
We specialize in residential and Monitored Security & Automation. Options include: Remote Monitoring | Indoor & Outdoor Cameras | Camera Doorbells | Smart Locks. Our system is custom built to deter real threats our home security systems doesn't just record crime, they help prevent it. With outdoor security cameras that detect lurkers and scare them away, a doorbell camera that detects and protects packages, and smart locks, lighting, and security sensors—your home is always protected.
"Extremely efficient and professional!"
Mark K on June 2021
We specialize in residential and Monitored Security & Automation. Options include: Remote Monitoring | Indoor & Outdoor Cameras | Camera Doorbells | Smart Locks. Our system is custom built to deter real threats our home security systems doesn't just record crime, they help prevent it. With outdoor security cameras that detect lurkers and scare them away, a doorbell camera that detects and protects packages, and smart locks, lighting, and security sensors—your home is always protected.
"Extremely efficient and professional!"
Mark K on June 2021

Platinum Tech Services, LLC
Platinum Tech Services, LLC
Platinum Tech Services is a premier provider of smart technology solutions for residential and commercial properties. We specialize in security systems, whole-home audio, network infrastructure, lighting automation, and energy monitoring, delivering seamless integration and reliable performance tailored to each client’s needs. Our team is committed to innovation, precision, and customer satisfaction. Whether you're building new, upgrading existing systems, or troubleshooting complex installations, Platinum Tech Services ensures every project is executed with excellence.
"Had Platinum Tech install a bunch of smart lighting in my shop, install more outlets and fix and upgrade my wifi setup. Top notch work!"
Corbin P on August 2025
Platinum Tech Services is a premier provider of smart technology solutions for residential and commercial properties. We specialize in security systems, whole-home audio, network infrastructure, lighting automation, and energy monitoring, delivering seamless integration and reliable performance tailored to each client’s needs. Our team is committed to innovation, precision, and customer satisfaction. Whether you're building new, upgrading existing systems, or troubleshooting complex installations, Platinum Tech Services ensures every project is executed with excellence.
"Had Platinum Tech install a bunch of smart lighting in my shop, install more outlets and fix and upgrade my wifi setup. Top notch work!"
Corbin P on August 2025
Sapphire Enterprises
Sapphire Enterprises
Handyman service with over 20 years of repairs, maintenance, and a passion for making things better. Trained in auto mechanics and construction with professionalism that only the military can instill.
Handyman service with over 20 years of repairs, maintenance, and a passion for making things better. Trained in auto mechanics and construction with professionalism that only the military can instill.
Montana Renovations and Contracting LLC
Montana Renovations and Contracting LLC
We specialize in home renovation from the ground up. We also offer small services such as repairs for doors, windows, hanging tvs, patching drywall, cleanups, or anything you may need a little professional help with or just don't have the time to do. We are locally owned and operated fully licensed and insured with over 20 years of experience in this industry. We also team up with other small businesses locally owned and operated to help get the projects completed in a timely fashion.
We specialize in home renovation from the ground up. We also offer small services such as repairs for doors, windows, hanging tvs, patching drywall, cleanups, or anything you may need a little professional help with or just don't have the time to do. We are locally owned and operated fully licensed and insured with over 20 years of experience in this industry. We also team up with other small businesses locally owned and operated to help get the projects completed in a timely fashion.
Joe Handyman
Joe Handyman
We have over 30 years of home improvement experience in the Helena area. We perform general handyman tasks including - Painting, Drywall, Siding, Gutter Cleaning, Gutter Repair & Replacement, Concrete Work, Windows, Doors, and Flooring. We guarantee your satisfaction, and we won’t leave until the job is done right. Our team has quality experience in this industry, and we make sure our customers are happy before we leave. Call or click to schedule an estimate today!
We have over 30 years of home improvement experience in the Helena area. We perform general handyman tasks including - Painting, Drywall, Siding, Gutter Cleaning, Gutter Repair & Replacement, Concrete Work, Windows, Doors, and Flooring. We guarantee your satisfaction, and we won’t leave until the job is done right. Our team has quality experience in this industry, and we make sure our customers are happy before we leave. Call or click to schedule an estimate today!
Sean's Handy Man
Sean's Handy Man
We are a handy man and remodling service but we can handle all you home repair needs big or small
We are a handy man and remodling service but we can handle all you home repair needs big or small
The Carman Company
The Carman Company
Licensed Montana General Contractor servicing all areas of the state. Specializing in custom projects that require extra care and detail. From foundation to roof and everything in between. Consulting for owner/builders that want to be hands on but need a bit of guidance.
Licensed Montana General Contractor servicing all areas of the state. Specializing in custom projects that require extra care and detail. From foundation to roof and everything in between. Consulting for owner/builders that want to be hands on but need a bit of guidance.
The Great Falls, MT homeowners’ guide to security door installation services
From average costs to expert advice, get all the answers you need to get your job done.
When adding a fresh new entryway to your home, you may be curious about the cost of sliding glass doors. Let's break it down by size, style, and design.
Are there holes in your screen and a squeak in your hinges? We break down how much screen door repair costs from small fixes to total replacement.
When it's finally time for an upgrade, how much does patio door replacement cost? We'll break patio door prices by size, style, installation, and more.
Keep your home's doors functioning perfectly and looking their best with this door maintenance checklist that breaks down chores by weekly, monthly, and seasonal categories.
If you've ever asked yourself what a pocket door is, we’ve got you covered. From their inner workings to types, here’s what you need to know about this feature.
Squeaky doors are something we’ve all heard before, and it’s irritating every time. Use this guide to learn how to fix a squeaky door–your nerves will thank you.
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