Home Addition Contractors in Tarzana, CA
Home addition contractors expand your existing house with new living space, such as a family room, primary suite, second story or bump-out. They manage design, foundations, framing, roofing and the tie-in to your existing home and systems.
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Common home addition services include:
- Ground-level room additions
- Second-story additions
- Bump-outs to enlarge kitchens or baths
- Primary suite and bedroom additions
- Foundation, framing and roof tie-in work
Hire an addition contractor when you need more space in the house you have. A separate living unit with its own kitchen and entrance belongs with ADU builders.
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Home Addition Questions and Answers
What does a home addition contractor do?
A home addition contractor plans and builds new space attached to your house, including foundations, framing, roofing, windows, electrical, plumbing, HVAC extensions and finishes, and blends the addition with the existing structure.
When is an addition the right choice?
An addition makes sense when you need more room in the house you have and the lot, zoning and budget allow it. If you need a separate living unit with its own kitchen, bathroom and entrance, that is an accessory dwelling unit, which follows different zoning and permit rules. Finishing a basement or attic may be another option.
How do I choose an addition contractor?
Look for completed additions similar to yours, ask who provides plans and engineering, and compare proposals on foundation, structure, roofing and finishes. Confirm who will handle permits and inspections where they are required.
What affects the cost of a home addition?
Cost depends on square footage, ground-level versus second story, foundation type, plumbing in the new space, roof complexity, finishes, design and engineering, and local permit requirements. Site access and soil conditions matter too.
How should I prepare for a home addition?
Check zoning setbacks and HOA rules early, gather your property survey, and set a budget with a contingency. Plan for noise, temporary loss of access to some rooms and where materials and equipment will be staged.