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Find Addition to existing structure builders in San Francisco

Avatar for OT Bay Builders
OT Bay Builders
5.0(
77
)

Serving San Francisco, CA and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2021

Free estimates

Warranties offered

"We love our new deck! It’s sturdy, beautiful, and adds so much value to our backyard. The team listened to what we wanted and delivered exactly that, right down to the custom railing and built-in seating."
Broadway Kitchen Remodel
Broadway Full Kitchen remodel
Broadway Full Kitchen remodel
San Francisco Contemporary Kitchen Remodel
San Francisco Contemporary Kitchen Remodel

+81

Response time12 hrs
Response rate98%
2 neighbors recently requested a quote
Avatar for Dynamicz Construction, Inc.
Dynamicz Construction, Inc.
5.0(
59
)

Serving San Francisco, CA and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2024

Free estimates

Warranties offered

"With this team, my addition build turned out very well. The quality of their work is very good and we are happy at everything, they created everything that we wanted without hassle and the whole project went smoothly. "
Lafayette Home Remodel
Lafayette Home Remodel
Lafayette Home Remodel
Lafayette Home Remodel
Lafayette Home Remodel

+25

Response time1 day
Response rate99%
3 neighbors recently requested a quote
My Remodeling Group
5.0(
21
)

Serving San Francisco, CA and surrounding areas

Angi Approved

In business since 2023

Free estimates

Credit card accepted

"A better start and end to the day begins with a well-designed bathroom. My Remodeling Group refreshed this space by rethinking layout and materials to create balance and ease. Clean tile work, modern fixtures, and thoughtful lighting choices brought clarity and comfort together, turning an outdated bathroom into a calm, organized space built for long-term use."
Avatar for WAVES REMODELING CALIFORNIA
WAVES REMODELING CALIFORNIA
5.0(
28
)

Serving San Francisco, CA and surrounding areas

Angi Approved

In business since 2021

Free estimates

Warranties offered

"Delighted with my new roof! From consultation to installation, the process was smooth. The team was professional and efficient, delivering both aesthetics and durability. Highly recommend for quality roofing."
shower remodel
Kitchen remodel
before
Kitchen remodel
garage remodel

+258

Response time2 hrs
Response rate100%
Recommended by96%of homeowners
Avatar for Rose Remodeling & Design Inc.
Rose Remodeling & Design Inc.
5.0(
48
)

Serving San Francisco, CA and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2023

Free estimates

Emergency services offered

"We chose Rose Remodeling & Design for a room addition, and the experience was fantastic. The new space blends perfectly with our home, and the craftsmanship is excellent."
PHOTO ALBUM
PHOTO ALBUM
PHOTO ALBUM
PHOTO ALBUM
PHOTO ALBUM

+110

Response time6 hrs
Response rate94%
16 neighbors recently requested a quote
Avatar for S&L REMODELING AND DESIGN INC
S&L REMODELING AND DESIGN INC
4.8(
37
)

Serving San Francisco, CA and surrounding areas

Angi Approved

In business since 2013

Free estimates

Warranties offered

"Did a remodeling with S&L, they've done a great job. Team is responsible and project deadline was on time. Daniel was great to work with! Highly recommended"
Bathroom Remodel-Moraga,CA
Kitchen Remodel - San Ramon, CA
Bathroom Remodel Danville, CA
Bathroom Remodel Concord, CA
Kitchen Remodel Walnut Creek, CA

+43

Response time2 days
Response rate90%
10 neighbors recently requested a quote
Avatar for Tech Line Construction, Inc.
Tech Line Construction, Inc.
5.0(
13
)

Serving San Francisco, CA and surrounding areas

Angi Approved

In business since 2007

Free estimates

Emergency services offered

"Tech Line Construction was easy to work with. They showed up when scheduled and finished the project as discussed. The workmanship was solid, and communication was consistent throughout."
Fremont
Fremont
Remodel
Beautiful Kitchen Remodel
Beautiful Kitchen Remodel

+28

Response time2 days
11 neighbors recently requested a quote
Recommended by61%of homeowners
Carnhill Construction
5.0(
15
)

Serving San Francisco, CA and surrounding areas

Angi Approved

In business since 2025

Free estimates

Credit card accepted

"We want to add to our earlier review. Carnhill Construction has been our go to for the past 6 years. They have dealt with a stone deck that kept leaking refuse down the facade, painted our entire house inside and out more than once, had our wood floors sanded and refinished, repaired cracks and leaks in the siding of the house, repaired a balcony. They have been very creative and innovative in coming up with fixes. As we stated earlier they are professional, reliable, consistent and their communication is immediate. We rely on them to deal with any house repair we need. They are a pleasure to work with. We would recommend them highly to anyone needing any house repairs whether a small or extensive project. "
Bathroom Remodel
Bathroom Remodel
Bathroom Remodel
5 neighbors recently requested a quote
Showing 1-10 of 49
FAQs for addition to existing structure building service projects in San Francisco, CA

You can typically raise your roof by four to eight feet, depending on your home's structure and roof design. The exact amount depends on factors like roof slope and framing support. Raising the roof creates additional interior space, enhances natural light, and increases your home's value. Consult a professional to determine the feasible height increase for your home.

Yes, you need a building permit to raise your roof. Obtaining a building permit ensures your project complies with local building codes and safety regulations. A professional contractor can assist with the permit and inspection process and ensure all legal and safety requirements are met. Your contractor will be familiar with building codes in your area, which can differ between cities or states.

While it's possible to raise a flat roof, it requires extensive structural modifications. Flat roofs lack the attic space and support structures of pitched roofs, so raising them involves significant engineering to ensure safety and durability. This process can be complex and costly, so professional assessment is essential before undertaking a project of this magnitude.

The San Francisco, CA homeowners’ guide to addition to existing structure building services

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