Design and Build


Experience Value with our 3D Design and Building Information Models. Know your costs, visualize your project.


Room Additions, ADU's, Tear Downs and Custom Homes. In-house craftsmanship from concept to completion.

Since 1977

General Contractor licensed and bonded. We Guarantee all work done for as long as you own the home.

About Us

Since 1977

John Jacobs Construction, a General Contractor, specializes in designing and building room additions, accessory dwelling units (ADUs), tear-downs, and custom homes in Orange County, California. Our family-owned and operated business offers generations of in-house experience, guiding projects from concept to completion.

Our 3D design and building information models set us apart from our competitors enabling you to visualize and control your build costs, view multiple designs and finish details right from the start. Avoid getting trapped by rigid plans and expensive change orders. Request your free quote today.