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Find Second story addition builders in Walnut Creek

Avatar for StoneCraft
StoneCraft
New to Angi

In business since 2006

StoneCraft is a family owned Kitchen & Remodeling proudly servicing the Bay Area. With two showrooms in Santa Rosa an Fairfield.

Avatar for Leegwater Building & Development, Inc.
Leegwater Building & Development, Inc.
5.0(
1
)

In business since 2001

Free estimates

Warranties offered

As a design-build company, we manage your project from inception to warranty. With a proven team of professional designers, architects, and dependable subcontractors at our disposal, we make the process easy for you. We handle every phase of the design/build process.\n\n-Idea generation\n-Budgeting\n-Project design\n-Approval and permit process \n-Construction\n-Warranty\n\nWe take responsibility for the entire process, communicating with you every step of the way. We provide you with your own project portfolio complete with a timeline, and support materials to help you with any design and purchasing decisions you need to make.

Recommended by100%of homeowners
Ken Prine Construction
5.0(
9
)

In business since 1995

Free estimates

General Contractor - Licensed & bonded and insured. Better Business Bureau is A+. I am highly experienced in most home remodeling trades and only use sub-contractors when needed. I offer free estimates and various payment options.

Recommended by100%of homeowners
Avatar for Cali Bathroom Experts
Cali Bathroom Experts
New to Angi

Free estimates

We specialize in modernizing your bathroom into a space you can enjoy and love. We also do kitchen remodels and so much more.

Beyond Construction Builders
4.5(
2
)
Recommended by100%of homeowners
All Phases Electric
4.7(
3
)

In business since 1980

Free estimates

Warranties offered

Additional DBAs - Chelsdan Co, The Chelsdan Co.

Recommended by100%of homeowners
Avatar for Fonseca Marble & Tile, INc.
Fonseca Marble & Tile, INc.
5.0(
4
)

In business since 1995

Free estimates

Fonseca Marble and Tile a fully licensed, bonded, and insured company was founded by Rolando Fonseca in 1995 and has built a reputation for the highest quality of professional services in all phases of tile and marble installation, in both commercial and residential applications. BY APPOINTMENT ONLY\nOur goal is for the client to understand that this is a process rather than an event, and the process will ultimately allow the clients to express themselves through our collaboration. \nBecause of our extensive history of working with architects, designers and general contractors, Fonseca Marble & Tile will provide you with the professional service you deserve and turn your dreams to reality!

Recommended by100%of homeowners
Avatar for Z7 Team Powered By First Stop Construction
Z7 Team Powered By First Stop Construction
4.8(
71
)

In business since 1993

Free estimates

"My wife and I worked with Joe to renovate our home in the South Bay. We basically tore everything down to the studs and did some reconfiguring of the interior, as well as redoing all plumbing and electrical. With Joe and his team, we transformed a home that hasn’t been renovated since the 60’s to the home of our dreams. We were referred to Joe by a trusted friend, and after a phone call with an overview of what our plans were, we met Joe in person at our home for an initial walkthrough. Both my wife and I were impressed with how thorough he was with details regarding the renovation; it was immediately obvious he was a master of his craft, with a vast amount of experience and knowledge in construction. More importantly, he’s down to earth and honest; his transparency was very much appreciated. Joe and his crew take pride in their work. He’d go above and beyond by suggesting certain looks or practical modifications to our original request; it often felt like he was renovating for himself! For the project, he provided a clearly marked timeline and walked us through all the options for both finished and unfinished materials. His encyclopedic knowledge of stores in the Bay Area saved us a lot of money, and we got exactly what we wanted to build our home with! Home renovation is never a easily forecasted task; there are many surprises or issues that come up. With Joe, we knew we were in good hands. When a challenge did come up, he made sure to explain the options to us and address it immediately. Communication is key in this process, and Joe excels at it - he’s very responsive by phone and text. His crew is polite and also share Joe’s willingness to educate and explain the process. All in all, we felt that Joe became a family friend in the construction business and have recommended him to multiple friends and family. If you are looking for top quality work, reasonable pricing, and a trustworthy expert, look no further than Joe Arielli and his team!"
Recommended by90%of homeowners
BETTER BUILDING REPAIRs
5.0(
1
)

In business since 2006

We approach every job with the intent to provide the highest quality results and ensure complete customer satisfaction.

Recommended by100%of homeowners
Avatar for 99 North Construction & Plumbing
99 North Construction & Plumbing
5.0(
9
)

Free estimates

"Great work fast and efficient"
Recommended by100%of homeowners
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FAQs for second story addition building service projects in Walnut Creek, 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 Walnut Creek, 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.