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Worley's Home Design Center
- Floor
- Products
- Price
“The sales representative took her time assisting us, gave us books on fabric and other window coverings, helped us with quotes or rough estimates, and offered her services.”
Best Bathroom Remodeling Contractors in Castro Valley, CA
24 companies listed · 4 in Castro Valley · 1 open 24/7 · 16 open weekends · 23 rated 4.5+
Data verified October 18, 2026
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Petersen Plumbing Services
- Consideration
- Leak
- Honesty
“Petersen Plumbing immediately got me on the calendar and was friendly, efficient, and took all my concerns into consideration as we planned what was the best way forward for the problem.”
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The Bath Studio
- Design
- Construction
- Ideas
“From the moment I walked in, they helped me redo my hall bath and coordinated everything with my contractor so that everything was there when he was ready to install.”
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Yoko Oda Interior Design
- Color
- Space
- Team
“Yoko takes the time to understand her client and mixes a bit of her fresh modern aesthetic with their preferences to create spaces that are unique to each client yet true to her style.”
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Siena Tile & Stone
“I needed only a few tiles to match my existing exposed backsplash and a girl from the store helped me choose a similar color match thoroughly searching for it in the entire store.”
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Gaxl Construction & Plumbing
- Flooring
- Communication
- Wood
“We were moving to a new location, project included to the do the flooring ( remove the existing tile to do carpet ), painting walls, a bit of plumbing work, adding a door to storage room and attain ADA compliant bathroom”
Listed for homeowners in and around Castro Valley, CA, these 24 companies remodel bathrooms, from a tub swap to a walk-in shower built from the studs out. Each card repeats what the company says about itself on its own site, and the reviews underneath it were left by customers.
Area overview: Castro Valley, CA
Of the 24 companies we list here, 4 are in Castro Valley itself and 20 come from towns including San Ramon (4, 8 mi), Hayward (2, 5 mi) and Danville (2, 9 mi). 23 of the companies on this page have a rating, from 4.5 to 5.0 across 944 reviews; 6 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (95%), quality (92%) and responsiveness (88%). The topics that come up most in reviews of the companies on this page are "price" and "communication". 1 is open around the clock; 14 are open on Saturdays and 4 on Sundays. 10 show a license on their websites and 6 have a BBB rating of A or A+. 19 have ten or more years of experience, the longest 72 years. 2 offer emergency call-outs; 2 offer financing or payment plans; 6 give free estimates; 4 are family- or locally-owned and 4 list coupons or special offers. 1 has Spanish-speaking staff. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
How much can I tell from these companies' websites?
A website is linked from all 24 listings here. Look past the finished photos for pictures taken mid-job: membrane on the walls, blocking between studs, a vent duct heading outside. A company that photographs the parts nobody sees is telling you what it cares about.
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Complete Construction LLC
- Kitchen
- Crew
- Tile
“We hired him, signed a contract and schedule the work to begin about 6 weeks later (he had other jobs going and we had a travel commitment that led to the wait, with which we were fine).”
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Jeff's Kitchens
“Even though the walls could not be moved, by re-configuring the layout he nearly doubled my cabinets and countertop area, while somehow also opening up the space to create an area where people can congregate and interact with the cook.”
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Wehrli Construction
- Project
“We wished we had brought him in when we originally met with our architect because there were many things he thought of that we had not originally considered.”
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TC Construction
- Team
- Bathroom
- Renovation
“Tony was excellent at communicating the process along the way, including when we ran into some discovered leaks & discovered plumbing issues which had been previously done incorrectly/were problematic— they helped get everything done correctly & back...”
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Kitchens
- Job
“She also put in a lot of details with the drawings and dimensions for the contractor since we were moving all the major workstations to new areas of the kitchen.”
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Hacienda Construction Inc
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Lucas Ilie Construction
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Valley Plumbing Home Center
- Toilet
- Water Heater
- Technician
“Kirk took the time to ensure everything was working perfectly before leaving, and the results were immediate – our toilet is now completely silent, and we no longer have to deal with that irritating noise.”
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Christy Plumbing
- Price
“Jake has been our plumber for many years and he's never let us down.”
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A Tamam Construction
- Remodeling
- Kitchen
- Contractor
“Great work on pavers”
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3G Builders and Renovation
- Company
- Project
- Communication
“Based on my experience, I have full confidence in recommending 3G Builders and Renovation to anyone seeking a contractor known for their integrity and dedication to delivering top-notch craftsmanship.”
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Custom Kitchens by John Wilkins
- Appliances
- Project Manager
- Decision
“We selected Custom Kitchens to remodel our kitchen and two bathrooms based on their reputation, professionalism, competitive price (3 design/build firms submitted bids within 5% of each other), and their commitment to complete our project in 10-12 we...”
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Construction Remodeling In Bay Area
- Project
- Team
- Schedule
“Ray and team did a excellent job from start to finish for my remodel activities related to Bathrooms, few major repairs, and new paint job for entire house.”
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Skybar Construction
- House
- Project
- Bathroom
“I've reached out after co worker recommended, we scheduled a quote and ended up proceeding changing our master bathroom, they were pretty responsive i'm very pleased with the overall work from design to installation.”
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Synergy Enterprises
- Ductwork
- Price
- Job
“They were punctual, showing up exactly on time, completing the job on time, and even went above and beyond by offering extra help that wasn't initially required.”
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Cucina Kitchen Design
- Project Management
- Contractors
- Knew
“Remodeling a kitchen is an exciting and overwhelming experience as there are so many decisions to make, and making timely decisions is key to a successful remodeling project.”
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J J Rooter & Plumbing
- Leak
- Job
- Sewer
“We had a complicated project - adding a sewage injection system to a new bathroom that we are installing in a cabana below our home as well as doing the rough plumbing of two sinks, a shower, toilet, and hot water system.”
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N-Hance
- Brand
- Kitchen Cabinets
- Results
“Our experience with N-Hance from the initial contact with Annette and work evaluation and quote by Greg to final work done by Carl were all very pleasant.”
Bathroom Remodeling Services in Castro Valley, CA Cost Estimates
Minimum cost
$2705
Maximum cost
$27046
National Average
$11213
Avg Per Hour Rates
$101
$6444
$16060
Typical price range is based on 537 cost profiles
Why these companies made our list
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