Room Additions, Second Stories & House Expansions
Running out of space? A home addition is one of the smartest investments you can make — it adds square footage, increases home value, and keeps you in the neighborhood you love. AD's Construction has built 500+ additions across Denver metro, from single rooms to second stories, sunrooms, and full-scale expansions. We handle design, permitting, structural work, and finishes.
Expand your primary bedroom with a luxurious en-suite bathroom and walk-in closet. Adds immediate comfort and resale value.
Perfect for a home office, workout room, hobby space, or guest bedroom. Tailored to your needs with electrical and HVAC.
Grow your kitchen with an adjoining dining area, pantry, or family room. Opens up your home for entertaining.
Double your living space vertically. New bedrooms, bathrooms, or media rooms above your existing home.
Bring in natural light and indoor-outdoor living. Fully finished with climate control or seasonal use.
Add a separate unit on your property — rental income, aging parent housing, or guest quarters.
A home addition requires structural expertise, permitting knowledge, and seamless integration with your existing home. Adrian personally oversees every phase. We handle site analysis, design coordination, permitting, foundation and framing, HVAC/electrical integration, and finish work to match your home's character. Our goal is to make it look like the addition was always part of the plan.
Single-room additions typically run $40K–$100K. Second stories and large expansions range $100K–$300K+. Cost depends on size, finishes, and structural complexity. We provide detailed estimates after site assessment.
Single-room additions: 2–4 months. Second stories: 4–8 months. Timeline includes permitting, foundation/framing, and finishes. We'll give you a detailed schedule upfront.
Yes, we manage all permitting, inspections, and code compliance. This is part of our service.
Absolutely. We coordinate design and materials to ensure the addition feels seamless with your existing home. You're part of every decision.
We specialize in working within constraints. Vertical expansions, smart layouts, and creative design maximize square footage even on tight lots.
Generally yes. Bedrooms, bathrooms, and livable square footage add strong ROI. We'll discuss value projections during your consultation.
Get a free site assessment and addition proposal. We'll discuss your vision, evaluate your lot, and provide an estimate.
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