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Find Basement remodelers in Brentwood

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

Serving Brentwood, 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 Brentwood, 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%
10 neighbors recently requested a quote
Avatar for McCormick Home Builders, Inc.
McCormick Home Builders, Inc.
4.3(
21
)

Serving Brentwood, 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."
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.
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+1

Response time6 hrs
Recommended by28%of homeowners
Avatar for Build Atlas
Build Atlas
5.0(
13
)

Serving Brentwood, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2008

Free estimates

Emergency services offered

"Very kind and accommodating to our need for speed. Long story shortâ ¦ Mother had a stroke and was being release the next day from acute care. This man, Lionel, was amazing! Came the next day on a holiday weekend and spent his day helping us out so my mother could come home!! Will definitely ask him to come back !! Great quality of work by the way Highly recommended!!ð ¥° Thanks again Michell and Darlene"
Updated Tile Flooring
Updated Vanity & Fixtures
Added Shelving & Accessories
Newly updated kitchen
Outdated Kitchen

+19

Response time5 hrs
Recommended by76%of homeowners
Avatar for Escobedo General Construction
Escobedo General Construction
4.2(
33
)

Serving Brentwood, 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.

1 neighbors recently requested a quote
Recommended by72%of homeowners
Avatar for Waters Construction Co.
Waters Construction Co.
5.0(
4
)

Serving Brentwood, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"I’ve worked with Mike and his team for years on all kinds of projects, and they’ve always been amazing to work with. The quality of their work is top-notch, they stay on budget, and everything runs smoothly from start to finish. Their design sense is excellent and they always manage to get things done right on time. I can’t recommend them enough, truly a reliable, talented, and easy-to-work-with crew. "
Kitchens
Kitchens
Kitchens
Kitchens
Kitchens

+14

Response time8 hrs
Response rate100%
Avatar for SUNRISE CONSTRUCTION & HOME IMPROVEMENT, INC.
SUNRISE CONSTRUCTION & HOME IMPROVEMENT, INC.
5.0(
1
)

Serving Brentwood, CA and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

We’re a locally owned and operated company that values honesty and integrity and treats your We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!\n

Call now at (650) 281-4221
Call now at (650) 281-4221
Bathroom remodel
Kitchen remodel
Kitchen remodel

+6

Response time1 day
3 neighbors recently requested a quote
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Showing 1-10 of 392
FAQs for basement remodeling projects in Brentwood, 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 Brentwood, CA homeowners’ guide to basement remodelings

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