Expand your home with a clear plan and the right structure. 

Additions & Room Extensions

We design and build home additions that integrate seamlessly with your existing structure, both functionally and architecturally.

Most additions involve more than just adding square footage. We evaluate layout, structure, and flow to ensure the new space connects naturally to the home and improves how it’s used day to day.

We handle everything from feasibility and design through permits and construction as one team, keeping everything aligned, efficient, and clearly managed from start to finish.

What’s typically included:

  • Room additions & home expansions
  • Second story additions
  • Structural framing & foundation work
  • Layout reconfiguration of existing spaces
  • Integration of new systems (electrical, plumbing, HVAC)
  • Exterior matching & architectural detailing
Schedule An Addition Consultation
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Testimonials

We hired K&S Design Build for a comprehensive home remodeling project, and the results have been astounding. The way they harmonized our ideas with their expertise to create a home that is beautiful, comfortable, and distinctly 'us' is simply extraordinary. From the initial design phase to the final walk-through, their professionalism, transparency, and craftsmanship were unmatched. We cannot recommend them enough!
Moreen L.Encino
We opted for K&S Design Build's solar energy solutions, and it has been one of the best decisions we've ever made. The team was highly professional, efficient, and ensured that we were in the loop at every step of the process. Now, we have a sustainable energy source that helps us reduce our utility bills significantly. Thank you, K&S, for making this transition so smooth and beneficial.
Madison KLos Angeles, CA
When it came to remodeling our kitchen, we knew we wanted a team that could bring our vision to life while ensuring functionality. K&S Design Build did just that and more. Their expert team didn't just remodel our kitchen—they transformed it into a culinary paradise that we can't help but fall in love with every single day. Their attention to detail, workmanship, and ability to stick to deadlines is commendable. We couldn't be happier!
Tina B.Hollywood Hills
As a family with growing needs, we needed an additional room but were unsure how to proceed. That's when we found K&S Design Build. They not only crafted a seamless plan for our room addition but executed it flawlessly, making it feel like an original part of the house. Now we have a beautiful, spacious room that caters to our needs perfectly. K&S has our highest recommendation.
Marco V.Woodland Hills
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