When your home needs more room to grow, JCS Construction is here to help you make it happen. We specialize in designing and building custom home additions that seamlessly blend with your existing structure — adding the space you need without sacrificing the style and character you love.
Serving Clackamas County and Deschutes County, our team has the experience and craftsmanship to expand your home with precision, efficiency, and attention to detail.

Add Space. Add Value. Add Comfort.

Whether your family is growing, your needs are changing, or you simply want more breathing room, a thoughtfully designed home addition is one of the best investments you can make.

At JCS Construction, we create spaces that look and feel like they’ve always been part of your home — enhancing both functionality and resale value.

Common types of home additions we build include:

• Master Suite Additions – Create a private retreat with a spacious bedroom and ensuite bath.
• Extra Bedrooms & Bathrooms – Perfect for growing families or guests.
• Kitchen Expansions – Add storage, workspace, and modern flow to the heart of your home.
• Living Room or Family Room Additions – Extend your main living area for more comfort and entertaining space.
• Garage Additions – Add parking, storage, or even an upstairs bonus room.
• In-Law Suites / ADUs – Create a self-contained space for family members or rental income.

Why Choose JCS Construction?

• Seamless Integration: Our additions match your home’s architecture, materials, and finishes.
• Quality Craftsmanship: Built to the same high standards as our custom homes.
• Local Experience: Proudly serving homeowners in Clackamas County and Deschutes County, Oregon.
• Transparent Process: Clear communication and honest pricing from start to finish.
• Licensed & Insured: Peace of mind knowing your project is in expert hands.

Let’s Build the Space You’ve Been Dreaming Of

Whether you’re adding a new bedroom, expanding your kitchen, or creating a comfortable in-law suite, JCS Construction can help you turn your ideas into reality — on time and on budget.

JCS Construction — Expanding homes and possibilities across Clackamas and Deschutes Counties.