Home Additions

Serving King and South Snohomish Counties From Our Kenmore and Auburn Offices

One-Year Workmanship Warranty

Financing Available

Fast, Free Estimates

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Custom Home Additions Built for Your Lifestyle

Adding space to your home gives you more room without the stress of moving. If your family needs another bedroom, you need a quiet home office, or you want space to host friends, we can design and build an addition that fits naturally with your existing home. Our services include:

  • Second-story additions
  • In-law suites and accessory dwelling units
  • Family room expansions
  • Master bedroom suites
  • Sunrooms and four-season spaces
  • Garage conversions


Reach out to us today for a free estimate and let's discuss how we can expand your home.


When It's Time to Expand Your Home

Many homeowners choose to add space instead of relocate. You gain the square footage you need while staying in the neighborhood you already enjoy. Here's why a home addition might be right for you:

  • Growing families need more bedrooms
  • Remote work requires dedicated office space
  • Aging parents need accessible living quarters
  • Property values increase with added square footage
  • Moving costs often exceed remodeling expenses


A well-planned addition provides the functionality you need while keeping your home's character and charm intact.


Why Choose Riccon Construction

We've been helping homeowners throughout the Auburn, WA and Kenmore, WA area since 2007, bringing over 40 years of combined experience to every project. When you work with us, you're choosing a team that prioritizes your vision and timeline. Here's what sets us apart:

  • Licensed and insured with full liability coverage
  • Handling all permits and inspections
  • Featured as a leading contractor in General Contractors Magazine
  • Financing options with no prepayment penalties or home equity required
  • One-year workmanship warranty
  • Locally and family-owned business


Working with us means partnering with professionals who value quality, reliability, and clear communication. Our goal is to deliver spaces that are functional, durable, and built to last while keeping the process straightforward.


Contact Us

Ready to explore the possibilities for your home? We'll provide guidance to help you make informed decisions on layouts, materials, and design elements. With offices in Kenmore and Auburn, we understand regional building codes and design trends that affect your project. Our flexible options work for both budget-conscious renovations and high-end custom builds, and we stand behind every project we complete.


Contact us for your free estimate and let's start planning your home addition today.

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Riccon Construction LLC

Our One-Year Workmanship Warranty

We stand behind every project we complete. If any issues arise from our work within the first year, we'll make it right at no additional cost to you.

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