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Find Second story addition builders in San Francisco

CROCIANI CONSTRUCTION CO
5.0(
2
)

In business since 1947

Free estimates

Emergency services offered

Recommended by100%of homeowners
QUANTUM HARDWARE LLC
New to Angi

In business since 2010

Free estimates

Warranties offered

We are a manufacturing factory that deals with hinges and drawer slides. Our benefits to you\n--There are no bulk requirements to get our low factory prices \n--There are no contracts, allowing you to buy as much as you need, when you need without being tied down\n--With 2 points above you save on warehouse space which adds ups to incredible savings over all

VINTAGE CARPENTRY INC
5.0(
4
)

In business since 1997

OWNER-OPERATED. USES SUBS FOR ELECTRICAL, PLUMBING, DRYWALL, FRAMING, & PAINTING. COST IS DETERMINED BY THE JOB. NO ADDITIONAL TRAVEL CHARGES. NO SERVICE CHARGES. LICENSE NUMBER: 755565.

Recommended by100%of homeowners
Avatar for INNOVATION PAINTING
INNOVATION PAINTING
4.8(
185
)

Free estimates

Emergency services offered

"Great work from Daniel and his team. Innovation Painting took care of our home in San Francisco. Prompt, friendly, and great attention to detail. After they were done painting, Daniel walked me around the property to go over things they uncovered while painting, like suggested repairs, which I very much appreciated. I would absolutely recommend Innovation Painting. Thanks!"
Recommended by95%of homeowners
Avatar for MTZ Modern Carpentry Inc.
MTZ Modern Carpentry Inc.
5.0(
7
)

Free estimates

"From start to finish, Enrique was professional, knowledgeable, and easy to work with. I've never felt better about investing in my home. Our front porch steps were severely in need of repair. The flagstone was falling off the frame and became a hazard for our family and others visiting our home. We had struggled to find others who could meet our budget or were comfortable taking the job. However, Enrique assured us this was well within his skill and experience and that we would be happy with the results. He could not have been more right! Enrique removed the old flagstone, added additional support for the existing frame, and installed beautiful new steps using Trex decking material. He even included exterior lighting! We are thrilled with our new stairs, and his work gives us great confidence in working again with MTZ Modern Carpentry. Thanks again, Enrique!"
Recommended by100%of homeowners
Competente Construction
5.0(
1
)

In business since 2008

Serving San Francisco and the Peninsula areas specializing in remodeling of kitchens and bathrooms for residential properties.

Recommended by100%of homeowners
Andre Rothblatt Architecture
5.0(
7
)

In business since 1993

Andre Rothblatt Architecture is an architectural firm located in the San Francisco Design Center. Formerly a licensed building contractor, Rothblatt has been actively involved in professional practice for more than 20 years. In his current residential work, he responds to clients' needs with distinctive designs that are carefully composed and richly detailed. His work has been published in Sunset Magazine, House Beautiful, The San Francisco Chronicle, The Examiner, Fine Homebuilding, and featured on HGTV. Additional address - 2 Henry Adams St Ste 460, San Francisco, CA 94103-5038.

Recommended by100%of homeowners
ELLIPSIS A + D
5.0(
2
)

In business since 2000

Free estimates

Warranties offered

Recommended by100%of homeowners
forgette design + construction
New to Angi

In business since 2004

Emergency services offered

Forgette Design + Construction is a full service General Contractor, Builder, and Architectual Design Studio. We work in the surrounding greater San Francisco Bay Area. Call for free estimates, consultation, rates, and or for a viewing of our unique portfolio.

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FAQs for second story addition building service projects in San Francisco, CA

For many homeowners, building up is worth the expense because it provides the extra bedrooms or living areas that can’t be accommodated within the existing footprint. A larger, updated home often commands a higher resale price, recouping a sizable share of the project cost while allowing you to stay in the neighborhood you love. Run the numbers with a real estate agent and contractor to ensure the expected return and day-to-day benefits align with your goals.

Whether it makes more sense to build up or out depends on your lot, budget, and local code. Building up preserves yard space and involves less foundation work, but you may need to vacate the home during construction. Building out avoids staircases and can proceed while you stay put; however, it encroaches on the yard and may face setback limits. Compare both options with your contractor before making a decision.

A structural engineer will first inspect the existing foundation for cracks, footings, and load capacity. Depending on the findings, the crew may pour new concrete footings, install steel or concrete piers, add reinforced beams, or tie additional rebar into the slab. These upgrades redistribute the weight of the new floor and bring the structure up to code. Your contractor will outline the specific reinforcement plan and timeline once the engineering report is complete.

The San Francisco, CA homeowners’ guide to second story addition building services

From average costs to expert advice, get all the answers you need to get your job done.