Roofing Company in St Louis | Siding Company St. Louis

    St. Louis, MO 314.646.8015 | Springfield, MO 417.408.8048 | Illinois: 618.939.8869 |

St. Louis Roofing Company, Siding Company, & Construction Company.

Where quality isn’t just a standard, it’s a tradition.

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St. Louis, MO roofing and construction experts

Gallagher Bros Construction is one of the leading roofing contractors in St. Louis, MO. We are also a siding company, general handyman service, and construction company with over 40 years in business in St. Louis. We are licensed and insured in Missouri and Illinois and set the highest quality standards. That is why we use only the best materials for every job. Our team includes industry experts for every trade we offer. Furthermore, our company prides itself on our local family approach. 

Our goal for every job is to exceed our customer’s expectations and make the service worthy of a five-star online recommendation every time! We know that your home or business is likely your most important financial investment, and you can count on us to complete each project with the highest quality and care. For this reason, thousands of satisfied St. Louis roofing customers have chosen Gallagher Bros Construction for their St. Louis roofing, siding, and specialty contracting needs.

Check out our homepage for valuable feedback and satisfied client reviews. We understand that successfully building relationships with our clients is vital to our livelihood. As a result, excellent customer satisfaction has been our primary key to success.

Over 40 years serving St. Louis!

Our promise of excellent customer satisfaction has been the primary key to our success. Above all, the most noteworthy construction project is your construction project. Accordingly, we will help you review your project, recommend the best options, and communicate with you to establish a detailed action plan. 

We have earned our reputation as a leader among roofing contractors in St. Louis, MO, by providing the best expertise in addition to quality and service. Gallagher Bros Construction’s goal is to ensure the complete and, most of all, total customer satisfaction of each of our clients.

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Count on a few things for every job:

  • 100% Satisfaction Guarantee
  • High-Quality Materials
  • Highly Professional Staff
  • High-Quality Installation
  • Gratitude For Choosing a Local Business

Your Local Roofing Company in St. Louis!

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Providing 5-star roofing, siding, and general construction services in St. Louis, Missouri for over 40 years!