- +1 (760) 774-5333
- jeff@jfkbuilder.com
- 74-710 Hwy 111, Ste 102, Palm Desert, CA 92260
- Mon - Fri 7:00am - 5:00pm Saturday 9:00am - 3:00pm
Kellner Construction LLC centers every addition around one clear goal, delivering spaces that integrate flawlessly with your existing home. We don’t take shortcuts or settle for surface-level fixes. Our focus is on structural integrity, thoughtful design, and meticulous execution that ensures lasting performance. Every framing detail, every tie-in, and every finish is handled with care, so your new room feels like it was always part of the house.
Expanding your home requires thoughtful planning and precise execution. We start by understanding how you use your space and what you need from the addition. From there, we handle every detail: foundation work, framing, roofing, and finishes that match your existing home. The result is a room that adds square footage and function without ever feeling like an afterthought.
We evaluate your lot, existing structure, and expansion goals to create a detailed blueprint and engineering plan.
The new foundation is poured, walls are framed, and roof tie-ins are completed to match your home.
Electrical, plumbing, insulation, and drywall are installed, then inspected to ensure code compliance and structural integrity.
We handle every addition with deliberate care, from initial consultation through final inspection. You receive honest guidance at each decision point, and every material choice is explained in straightforward terms. Our commitment to clear communication and dependable craftsmanship ensures you understand the timeline, the budget, and the process without confusion or surprise.
Families gain functional square footage that adapts to changing household needs and daily routines.
A well-integrated addition improves your home's appearance and overall curb appeal noticeably.
Professional tie-in methods protect your existing structure from settling and moisture damage.
Quality room additions deliver measurable return when you sell your property.
Proper insulation and HVAC integration keep new spaces comfortable in all seasons.
Code-compliant framing, roofing, and moisture barriers ensure your addition lasts for decades.
Homeowners adding space require structural integration that matches existing framing, roofing, and foundation systems. Contractors examine load paths, install matching materials, and verify connections meet code requirements. Proper flashing, insulation continuity, and subfloor leveling prevent moisture intrusion and uneven settling. Each detail supports durability, energy efficiency, and a finished addition that feels like part of the original house.
Every addition starts with a thorough evaluation of your home's structure and integration requirements.
Skilled builders handle framing, foundation, and roofing with precision that ensures structural integrity.
Reliable components support durability and seamless integration with existing construction.
You receive clear explanations of progress, timeline, and any adjustments needed during construction.
Most room additions take eight to twelve weeks from start to finish. The exact timeline depends on the size, complexity, and weather conditions during the build.
Most homeowners stay during construction. We work in stages and keep dust contained. If we’re expanding your kitchen or primary bathroom, you may want temporary accommodations for a few days.
Yes. We source materials that match your current siding, roofing, and trim so the addition blends perfectly. Our goal is a finish that looks like it was always part of the home.
Building permits are required for all additions. We handle the application process, structural engineering drawings, and coordination with your city’s planning department so you don’t have to.
We excavate carefully, pour footings that meet current code, and use rebar to tie the new foundation into the existing structure. Proper integration prevents settling and cracks down the line.
Contact Kellner construction LLC for a clear plan, quality workmanship, and a home addition built to last in Palm Desert.
