Seamless Home Additions

Add More Space Without Leaving
the Home You Love.

Expand your living space with professionally designed and built home additions from Cornerstone Construction LLC. Whether you need a new bedroom, sunroom, or garage, our team ensures every addition blends perfectly with your home’s style and structure. Serving Mobile, Daphne, Fairhope, and surrounding Baldwin County communities, we handle the entire process — from design and permitting to construction and finishing — with precision, quality, and care.

Our Services include

Site Planning & Design

Obtaining Permits

Coordinating Inspection

Interior Design

Project Management

Construction

Final Cleaning

Everything In Between

How to get started

Step 01

Request a Quote

Step 02

Free Site Visit & Itemized Proposal

Step 03

Finalize Design & Schedule

Step 04

We Start Your Job

Why We Are Different.

At Cornerstone Construction, we see every project as an opportunity to serve with excellence. Built on faith, craftsmanship, and integrity, we bring the same dedication to every job — from major remodels to small but meaningful updates. Our team values clear communication, meticulous detail, and doing the job right the first time. When you work with us, you’re more than a client — you’re a neighbor, and we build with that in mind.