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Find Basement remodelers in Clayton

Avatar for BEAR Remodeling Inc.
BEAR Remodeling Inc.
4.9(
31
)

Serving Clayton, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2017

Free estimates

Customers say: True professional

"Idan and the crew from Bear Remodeling were professional from the beginning to the end of the project. Idan communicated constantly and throughout the project and the results were better than expected in the full remodel of an upstairs bathroom. We will be using Bear Remodeling for our next project!"
Outdoor Kitchen - Clayton
Outdoor Kitchen - Clayton
Outdoor Kitchen - Clayton
Weather Safe
Outdoor Kitchen - Clayton

+84

Response time9 hrs
10 neighbors recently requested a quote
Recommended by58%of homeowners
Avatar for Bear Remodeling, Inc.
Bear Remodeling, Inc.
4.9(
21
)

Serving Clayton, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2019

Free estimates

Customers say: Quality work

"Bear Remodeling did an amazing job on my bathroom remodel. The team was nice, courteous and worked hard to get what I wanted. They paid attention to every detail and made sure the design matched my idea. They also did some interior painting and made the whole room look cohesive and stylish. I was so impressed I asked about adding a room to my house and they gave me some great ideas. If you need a contractor for any remodeling project, call Bear Remodeling!"
living room remodel
Wet bar
waterfall island
gray shaker style cabinets
kitchen island

+158

Response time12 hrs
Response rate98%
9 neighbors recently requested a quote
Avatar for Geico Builders
Geico Builders
5.0(
43
)

Serving Clayton, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2013

Free estimates

Warranties offered

"I’ve been working with Geico Builders for the past two years. Initially I’ve met Mila who helped us with our basement drainage issue resolved & built with best drainage solution. At the beginning of September this year Geico Builders started backyard renovation which is contains structural retaining wall about 220 lnf, pavers, composite deck Trex, staircase with beautiful fountain. They completed my backyard project in very short period of time comparison to the amount of work was need it done. Excellent crew & communication with in backyard project. Mila is amazing so much patience and attention to details. I recommend Geico Builders for all your remodeling needs truly is the best company I work so far."
Composite Deck Replacement Trex
Full Backyard Remodel with Outdoor Kitchen
Remodeling - Kitchen & Bathroom Project
Deck Replacement Composit
Composite Deck

+270

Response time1 day
11 neighbors recently requested a quote
Recommended by76%of homeowners
Avatar for McCormick Home Builders, Inc.
McCormick Home Builders, Inc.
4.3(
21
)

Serving Clayton, CA and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: True professional

"Our kitchen remodel exceeded our expectations, providing us with a beautiful and highly efficient space for cooking and gathering. We're thrilled with the results, as the new design seamlessly integrates style and functionality."
.
.
.
.
.

+1

Response time6 hrs
Recommended by28%of homeowners
Avatar for Escobedo General Construction
Escobedo General Construction
4.2(
33
)

Serving Clayton, CA and surrounding areas

Approved

In business since 2014

Customers say: Quick response

Thank you for choosing Escobedo General Construction. I have over 25+ years experience in the construction industry. I believe in the best quality and integrity in your home. No job is too big or no job too small. We take pride in doing honest, dependable work without the hassle.

Recommended by72%of homeowners
Avatar for Waters Construction Co.
Waters Construction Co.
5.0(
4
)

Serving Clayton, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Michael and his team were incredibly professional. They remodeled two of our bathrooms, including doubling the square footage in our master suite. Michael stood behind his work and insured. We were fully satisfied with the product. Throughout every stage of the process, he kept a clean and tidy, worksite, and was respectful of our families time and space. We’ve referred Michael to many of our friends because of the great work and professionalism he exuded on the job. We plan on using Michael and his team for our kitchen makeover later this year."
Kitchens
Kitchens
Kitchens
Kitchens
Kitchens

+14

Response time8 hrs
Response rate100%
BE&D Builders
5.0(
1
)

Serving Clayton, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"My project was a major renovation of a 1985 Victorian home that suffered a devastating fire. Erik and his team did a beautiful job following my architect’s plans, and was also proactive about calling out necessary changes. He was very patient with all of my changes and very specific requests, and was a very calming influence when unexpected surprises inevitably arose during construction. The final results are beautiful, and an historic house has been saved. I look forward to working with Erik again in the future!"
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project
Remodeling - Kitchen & Bathroom Project
Remodeling - General Project

+11

5 neighbors recently requested a quote
Recommended by100%of homeowners
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Showing 1-10 of 405
FAQs for basement remodeling projects in Clayton, CA

Finishing a basement turns unused square footage into livable space and returns up to 70% of what you spend when you sell your home. Beyond that resale boost, you gain a playroom, home office, or guest suite you can start enjoying right away. That mix of daily comfort and solid return on investment (ROI) makes basement finishing one of the smartest upgrades you can tackle.

In some parts of the country—especially lots on swamps, high water tables, or other wetlands—local codes prohibit basements. Saturated soil puts constant pressure on foundation walls and lets water seep in faster than any sump pump can handle. 

If your property sits on waterlogged ground, building on a slab or crawl space is often safer, more affordable, and code-compliant.

Most basements wrap up in four to eight weeks. Framing takes three to five days, with electrical and plumbing rough-ins following over the next week. Add five days for drywall, two to three for flooring, and another week for paint, trim, and punch-list items. 

Delays can happen if materials run late or your contractor’s calendar is packed, so build in a little cushion when you plan.

Whether a finished basement counts toward your home’s official square footage depends on local rules. Many areas only include below-grade space if it has code-approved egress, fully finished walls, ceilings, and floors, plus consistent heating. 

Check with your local assessor or building department before you start; meeting those standards can affect taxes, appraisals, and resale value.

Building codes require a checklist: dedicated heat and electrical service, a code-approved stairway, and at least one egress window or exterior door. Walls, ceilings, and floors must be fully finished and meet insulation, ventilation, and fire-separation standards. If you add a bedroom, you’ll also need a closet, proper clearances, and safe exits. If you change the layout later, be ready to update the space so every new room still meets today’s code.

The Clayton, CA homeowners’ guide to basement remodelings

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