How much do addition contractors typically cost?
- Walnut Creek, California Average$98,346
- Typical Range$39,890 - $67,500
- Low End - High End$5,800 - $300,000
Bathroom Remodel, HVAC
"IY Development & Renovation have truly transformed the construction game in Foster City! From the innovative designs to the attention to detail, every project they undertake is a masterpiece. Ilan's hands-on approach ensures a smooth process from start to finish. If you're looking for excellence in construction, look no further!"
Wallace S. in March 2024
Hard landscaping, Home Renovations, Bathroom remodel , and 2 more
"Jacob was personable, clear in his communication, had floors redone, roof new, bath remodeled, new kitchen, recessed lights, etc. Hadn't been updated inm about 40 yrs, looks great."
Linda F. in October 2021
Concrete Work/ Pavers, Landscape -Design /Install/ Remodel, Outdoor kitchens, out living, xeriscape, Decks-Pergola/ Fence , and 2 more
"I had a great experience working with Ron and Juan. We met and discussed my ideas. They demoed my old patio and slab and build a beautiful new one. There was ongoing communication throughout the process, very appreciative. I would use them again. I'd highly recommend contacting Ron and get a quote."
Rick T L. in December 2023
Concrete and Masonry, Decks and Railings, Additions and Remodels , and 1 more
"It was a great pleasure working with Omer from GPI Builders on my master bathroom renovation project. Omer plan my project to ensure that I gat the best possible design for my bathroom. He guided me through the selection process of light fixtures, tiles, and paint colors. Omer was a great project manager and managed the workers to make sure the workmanship was up to high standards. I am very happy with the work and the results!"
venessa A. in December 2021
"They are unmatched in their knowledge of this subject. I needed a retaining wall built, and Yard Creations Landscape addressed the task with accuracy and creative creativity. They meticulously designed and carried out the project, producing a retaining wall that is both aesthetically pleasing and structurally robust. 10/10"
Alex M. in July 2023
Bathroom, Kitchen, Additions and Remodels , and 9 more
"This company rebuilt my deck in my back yard, and they did a perfect job, excellent service. Everybody was on time. I recommend this company to anybody who need the same service."
James Y. in July 2019
kitchen remodels, Bathroom remodels, Interior and exterior painting , and 5 more
"Great company to work with."
Lynn D. in March 2020
"We were so happy with our experience with BNO Builders and thrilled with the result of our beautiful kitchen! From the beginning, the owner and our project manager Omer Milner made us feel that weâ re in a good hands and he made sure to keep us updated on the project progress all the time. Their quality of work is amazing and they were so timely. Weâ re extremely satisfied with the work that was done and would highly recommend BNO and Omer to anyone whoâ s looking for a reliable and skilled contractor."
Nicole P. in November 2023
Complete Remodels, Bathroom, Kitchens, Additions, Interior Trim,, General Contractor, Over 38 Years Experience in the Construction Business , and 1 more
"Very professional on time understood what we wanted and came up with solutions to fix our problem."
Stewart F. in May 2015
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Depending on the type of project, you may find subtle differences in the hiring process. Here’s a look at task-specific advice.
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Your research doesn’t stop here. Once you’ve found a few prospective companies, make an call to ask a few questions about work history, licensure and more:
In most cases, the responses you get to these three questions will give you a very good idea of the right pro for your project. If you have more than one front-runner, these additional questions can help you narrow it down.
Any good contractor will answer these questions, and most will appreciate dealing with a client that takes such an active interest in finding good service. On the other hand, if a contractor gives you a hard time with these questions, you probably want to find someone else.
Walnut Creek Addition & Remodeling Contractors are rated 4.9 out of 5 based on 585 reviews of 585 pros.
The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.
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