Start your construction journey with Armstrong Builders, Inc., San Diego's trusted construction company.

new room addition


Expanding Your Home, Elevating Your Lifestyle

Premier Home Addition Contractors in San Diego, CA, and Surrounding Areas

Armstrong Builders, Inc. is your premier home addition contractor in San Diego, CA, and surrounding areas. Specializing in expanding homes, we take your dreams and turn them into reality. A sun-soaked conservatory, a spacious master suite, or a functional home office, we’re equipped to deliver an exceptional addition to your home. We build out or build up, expanding your home’s square footage, and increasing its value and livability. Imagine the comfort of a brand new master suite complete with a custom bathroom designed specifically to your specifications. Ready to create a space that grows with you? Your dream addition is a call away.

men working to add a part of a house

Kickstart Your Expansion with a Free Consultation!

Ready to transform your living space? Connect with Armstrong Builders today for a free project consultation and estimate. Let’s start building your dream home addition!

Armstrong Builders: Your Right Contractor

Great Design Meets Expert Execution

As a Design-Build contractor, we love building additions and providing complete construction solutions! They make sense practically, as an investment in your home, and as a solution to your living situation. But they also give us a chance to unleash our creativity by developing creative design options. Whether you desire a second-story addition offering scenic views or prefer a ground-level expansion for lesser disruption, we deep dive into your vision to deliver the highest value. We handle everything from design, construction, permits, to energy compliance – ensuring the outcome you expect.