Home additions & garages built to match your home.
Need extra living space or more curb appeal? Leach Construction builds home additions and attached or detached garages in the St. Louis area, with consultation, design, planning, blueprints and permit acquisition.
- Design & blueprints
- Permits handled for additions
- Serving Jefferson & St. Louis Counties


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Add space and curb appeal.
From room additions to garages and exterior remodeling.
Room Additions
Extra living space, built to match the look of your existing home.
Attached Garages
Detached Garages
Consultation & Design
Consultation, design, planning and blueprints.
Permit Acquisition
We handle the permits for home additions.
Exteriors & Gutters
Exterior remodeling and gutters to boost your curb appeal.
Planning, design and permits in one place.
Our home addition services include consultation, design, planning, blueprints and permit acquisition. Additions can be built to match the look of your existing home, anywhere in Jefferson and St. Louis Counties.
We also build attached and detached garages and handle exterior remodeling and gutters. We keep in close contact with clients throughout the project, from start to finish.
How a project works.
We keep in close contact with you throughout the project, from start to finish.
Free Consultation
We come to your home to review your project.
Timely Quote
We deliver your quote in a timely manner. It reflects the scope of work uncovered at the visit.
Permits & Build
We secure any required permits and keep in close contact throughout the project.
Guaranteed in Writing
Our work is guaranteed in writing.
Serving Jefferson & St. Louis Counties.
We serve all of Jefferson and St. Louis Counties.
Additions & garages questions.
Do you provide design and blueprints for additions?
Yes. Our home addition services include consultation, design, planning and blueprints.
Do you handle permits for additions?
Yes. Permit acquisition is part of our home addition services.
Can an addition match my existing home?
Yes. Room additions can be built to match the look of your existing home.
Do you build garages?
Yes. We build attached and detached garages.
What areas do you serve for additions?
We serve all of Jefferson and St. Louis Counties.
Other services.
From installing tile to a full complex renovation, no job is too big or small.
Let's talk about your addition.
Send a few details and we'll get back to you. Prefer to talk? Call or text 7 days a week, 7am to 7pm.
- Call or text(314) 282-4838
- ServingJefferson & St. Louis Counties
- Hours7 days a week, 7am to 7pm



