
Home additions contractor in Eugene
Transform your home with a beautiful and functional addition. Serving Eugene, Springfield, and surrounding areas, we understand the unique character of local homes and specialize in creating seamless expansions that blend perfectly with your existing architecture.
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Tailor your home to your evolving needs

Are you feeling cramped in your current home? Perhaps your family is growing, you're now working remotely, or you simply desire more space for hobbies and entertainment.
Moving to a new, large home can be a stressful and expensive process. A home addition offers a fantastic solution, allowing you to create the extra space you need without uprooting your life.
At GrayCo Quality Construction, we're a local, family-owned contractor specializing in seamless home additions that blend perfectly with your existing home.
We understand the diverse architectural styles of the Eugene-Springfield area, from classic Craftsman bungalows to mid-century modern homes, and carefully consider all elements like rooflines, siding materials, window styles, and trim work to ensure a cohesive and beautiful result.
Providing complete home addition services in Eugene
Our team at GrayCo provides a full range of home addition services tailored just for you and your unique lifestyle needs.
Kitchen extension
Bathroom addition
Family room
Bedroom
Home office
Second story addition
Sunroom
ADU
Crafting Eugene Homes with Passion and Precision
GrayCo Quality Construction is your trusted local contractor for bringing your dream home to life.
Our core values — quality, transparency, and customer satisfaction — drive every project. You will witness our unwavering commitment to excellence in every aspect of our work, from the careful selection of top-quality materials to meticulous craftsmanship, all while ensuring complete transparency and open communication throughout your project.
Whether you're considering a bathroom remodel or a home addition, our team will take care of all your needs, from creating the initial plans and design to helping you acquire all necessary permits and bringing your space to life.

Local, family-owned business you can trust
We are a local, family-owned and operated construction company located in Eugene, OR, serving homeowners and businesses in Lane County.
Customers love working with us because we are honest professionals who treat their homes respectfully and provide exceptional services while trying to be as informative as possible.
With over 20 years of experience in the construction and remodeling industry, we can take on any project, big or small.
When you choose a local business like ours, you'll appreciate the level of service and undivided attention that larger corporate companies simply can't match.

Here's what customers say about us
Ready to discuss your project?
Trusted home additions contractor in Lane County
Life changes. Families grow, careers evolve, and hobbies flourish. A home addition allows you to adapt your living space to your current needs and lifestyle without the hassle of moving.
From our experience, the reasons behind home additions are varied, but often include:
- Increasing living space: Simply needing more room for everyday activities.
- Accommodating family changes: Welcoming a new baby, caring for aging parents, or creating space for grown children returning home.
- Improving home functionality: Adding a dedicated laundry room, mudroom, or extra storage space.
- Boosting property value: A well-designed addition is a significant investment that can increase your home's market value.
- Adapting to lifestyle changes: Creating a home office for remote work, a dedicated workout space, or a hobby room.
To realize the full potential of your home addition and ensure a smooth, successful project, you need a partner you can trust.
At GrayCo Quality Construction, we believe in building more than just additions; we build lasting relationships with our clients. This commitment, combined with our expertise in Eugene-Springfield's diverse architectural styles, makes us the ideal partner for your project.
One-stop-shop convenience: As a full-service contractor, we handle nearly every aspect of your project in-house, from initial design and planning to construction, finishing, and final inspections. This streamlined approach minimizes hassle, ensures consistent quality, and simplifies communication.
Trusted network of specialists: While we have a wide range of expertise, we also maintain a network of trusted, licensed subcontractors for specialized tasks like electrical work, plumbing, and HVAC. This ensures that every aspect of your addition is completed by qualified professionals.
Transparent communication: We believe in keeping you informed every step of the way. You'll receive regular updates on progress, and we're always available to answer your questions and address any concerns.
Commitment to quality: We use only high-quality materials and proven construction techniques to ensure your addition is not only beautiful but also durable and long-lasting.
Stress-free process: We handle all necessary permits and inspections, ensuring your project complies with all local building codes and regulations. Our goal is to make the entire process as smooth and stress-free as possible for you.

Tailored additions for every space and need
With GrayCo, you have a single point of contact and a dedicated team managing every aspect of your home addition.
We provide a comprehensive range of services, overseeing everything from initial design and planning to construction, finishing, and final inspections.
This breadth of expertise, covering a wide variety of addition types, ensures we can meet your unique needs and deliver exceptional results.
Room addition
Expand your home's living space with a custom-designed room addition. Whether you need a larger living area, a dedicated playroom for the kids, or a versatile space for hobbies and entertainment, we can create a seamless addition that blends perfectly with your existing home.
Master suite expansion:
Create a private retreat within your home. Imagine a spacious bedroom, a spa-like bathroom with a freestanding soaking tub and a walk-in shower, ample closet space, and perhaps even a private sitting area or balcony. We'll work closely with you to create a relaxing and functional space, perfectly tailored to your preferences.
Extra bedrooms:
Whether you're welcoming a new baby, accommodating your extended family, or creating guest rooms, we can design and build comfortable and stylish bedrooms that meet your needs. We'll consider factors like natural light, closet space, and overall flow to ensure the new bedrooms integrate seamlessly with the rest of your home.
Family room additions:
Create a central hub for family gatherings, movie nights, game days, and everyday relaxation. We can help you design a family room that's both spacious and inviting, with features like comfortable seating, built-in entertainment centers, and ample natural light.
Home office additions:
In today's world, a dedicated home office is often a necessity. We can create a productive and comfortable workspace that's separate from the distractions of your home. We'll consider factors like lighting, soundproofing, storage, and ergonomic design to ensure your home office is optimized for focus and efficiency.
Kitchen extension
Expand your kitchen into the true heart of your home. A kitchen extension can provide more space for cooking, dining, entertaining, and storage. We can help you create a functional and beautiful kitchen that meets your specific needs and style, incorporating modern appliances, custom cabinetry, and ample counter space.
Bathroom additions
Adding a bathroom can significantly improve your home's convenience and value. We offer a full range of bathroom addition services:
Master bathrooms:
Create a luxurious and private oasis within your master suite. We can incorporate features like soaking tubs, walk-in showers, dual vanities, and custom tile work to create a spa-like experience.
Guest bathrooms:
Provide comfort and privacy for your guests with a well-appointed guest bathroom.
Half-baths and powder rooms:
Add convenience to your main living areas with a strategically placed half-bath or powder room. These smaller bathrooms are perfect for guests and everyday use.
Second story additions
Maximize your living space without expanding your home's footprint. A second-story addition can be a great way to add multiple bedrooms, bathrooms, a home office, or even a complete second living area. This is a complex project, and we have the expertise to handle all aspects of the design and construction, ensuring structural integrity and a seamless integration with your existing home.
Sunroom additions
Bring the outdoors in with a beautiful sunroom. Three-season rooms are particularly popular in the Eugene-Springfield area, providing a comfortable and sheltered space to enjoy natural light and views throughout much of the year. We can design a sunroom that complements your home's architecture and provides a relaxing and versatile space.
ADUs
Add a separate living unit to your property, offering flexibility and potential income. ADUs can be used for housing family members, guests, or as rental units. We are familiar with local zoning regulations and can guide you through the process of designing and building a legal and functional ADU that meets your specific needs.


Free, no-obligation consultation
Take the first step towards transforming your space and call us at (541) 729-9125. If you prefer that we call you back, fill out the form on our website, and we will do so as soon as possible.
We'll discuss your goals and needs, answer all your questions, and then schedule an in-house consultation.
With a team like ours, it's like having your own personal builder ready to customize your home precisely to your vision, down to the finest detail.
About us
Local remodeling contractor

CCB licensed contractor
CCB License #: 252933
GrayCo Quality Construction is a local, family-owned remodeling and construction company proudly serving the Eugene and Springfield area. We provide many services to homeowners and businesses, such as kitchen and bath remodels, whole home renovations, additions, and more, delivering quality results with a personal touch.
Why choose us
- 20+ years of experience
Reliable professionals you can trust
- Full-Service, Start to Finish
No need for multiple contractors
- Licensed & insured
Peace of mind with our fully certified team
- Local, family-owned & operated
Everything tailored to your needs
- Communication & transparency
Open dialogue. No surprises
- Quality materials
Durable materials for lasting beauty
- Attention to detail
Every aspect perfected
Serving Eugene and Surrounding Areas
GrayCo Quality Construction proudly serves the Eugene-Springfield metro area, bringing our expertise and dedication throughout Lane County.
We understand the unique needs of our local communities and are committed to providing exceptional remodeling services combined with superior customer experience.
Our primary service area includes, but is not limited to:
- Eugene
- Springfield
- Cottage Grove
- Junction City
- Veneta
- Creswell
- Coburg
- Lowell
