Whether you're considering home additions to gain square footage or planning a new room addition to increase your home’s functionality, we build solutions that make sense. From single-room expansions to full house additions, our team handles every phase — home addition design, planning, permits, and construction. Thinking of building a home addition for a growing family or workspace? We’re a trusted general contractor for home additions with a focus on smart layouts, quality materials, and lasting results. If you're not sure which type of room addition fits your home and budget, our team will walk you through every option — from layout to final build.
From clean home additions that blend seamlessly with your existing structure to large-scale residential additions with full utilities and finishes — our work speaks for itself. Every project is custom-designed to meet your needs, whether we’re building a room addition, expanding living space, or executing a full home addition construction. Browse the gallery to see how we turn home addition design plans into polished, value-adding house additions.
Room AdditionExpand your living space with a fully finished room addition — perfect for growing families or creating a dedicated guest room. Second Story Addition Running out of ground space? A second story addition adds square footage without expanding your home’s footprint. Family Room AdditionCreate a larger area for gathering and entertainment with a family room addition that blends function and flow. Custom Home Additions From design to construction, we deliver fully tailored custom home additions that match your home’s style and your long-term needs. Bump-Out AdditionsNeed just a bit more space? These small-scale house additions are ideal for expanding kitchens, bathrooms, or bedrooms.
HOME ADDITION FEATURES
Open Floor Plans
Energy-Efficient Windows
Integrated HVAC
Insulated Walls & Ceilings
Custom Lighting Design
High-Quality Flooring
Vaulted or Raised Ceilings
Private Entrances
Attached Bathrooms
Built-in Storage
Smart Home Integration
Outdoor Access Features
Exterior Siding & Roofing Match
Soundproofing
Accessibility Planning
HomeStyle® can be used for major renovations, including structural additions and multi-room projects, with financing evaluated using the home’s projected as-completed value.
Suitable for substantial renovation projects involving structural and non-structural improvements.
HomeStyle® may be used for qualifying projects that add new living space to the home.
Financing may consider the home’s projected value after the addition and renovations are completed.
Financing for major renovations and additions
Office: (720) 783-5047Cell: (303) 870-1074 www.usmortgage.com/Darcie.Coxdarcie.cox@usmortgage.com
Branch Manager | NMLS#: 263092
191 Telluride Street, Suite #08B Brighton, CO 80601
Branch Office: (NMLS ID#2575916) US Mortgage Corporation, 191 Telluride Street, Suite #08B, Brighton, CO 80601. CO (Regulated by the Division of Real Estate). Arizona Department of Financial Institutions, Mortgage Banker License. BK-BR-2001689 Licensed in: CO (Regulated by the Division of Real Estate), US Mortgage Corporation is not an agent of or acting on behalf of or at the direction of HUD/FHA/VA/USDA or the Federal government. Approved Fannie Mae & Freddie Mac Direct Seller & Service. Rates, fees and program guidelines are subject to change without notice. Some loans arranged through third party providers. Not all products and/or programs are available in all states. Certain restrictions may apply. This is not intended as an offer to extend credit nor a commitment to lend. Equal Housing Lender. US Mortgage Corporation (NMLS ID#3901) is licensed as a mortgage lender nationwide except for HI. For licensing information, go to: https://usmortgage.com/disclosures/ and https://www.nmlsconsumeraccess.org/EntityDetails.aspx/COMPANY/3901
FAQ
A home addition can refer to any major expansion — including second stories, garages, or full wings. A room addition typically means adding one specific room like a bedroom, office, or family room.
Start by working with a professional on your home addition design. We assess zoning, layout, and your goals to develop a clear plan — whether it’s a custom home addition or a room addition contractor project.
Yes. Building a room addition or any structural expansion requires permits and city approvals. We handle the entire home addition construction process, including permits.
Absolutely. House additions are designed to integrate seamlessly, including matching siding, roofing, and interior finishes.
A home addition expands your existing house — like a family room addition, second story, or extra bedroom — and is integrated into your primary residence. An ADU, on the other hand, is a completely independent living space with its own entrance, kitchen, and bathroom, often built as a garage conversion, detached unit, or basement suite. ADUs are designed for separate occupancy; home additions expand your current home’s usable space.
We build family room additions, second story additions, home office additions, and more. Whether you're adding an addition to a house or expanding with a full home extension, we’ve got you covered.
Houzz’s Expert Articles on Home Additions cover everything from budgeting and planning to contractor selection and design tips. It's a solid resource for homeowners researching how to add space the right way — whether it’s a room addition, second story, or full house expansion.
Contact us for a free consultation. We’ll walk you through everything step-by-step.