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Find Basement remodelers in Napa

Avatar for Geico Builders
Geico Builders
5.0(
62
)
Basement - Remodel

Serving Napa, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2013

Free estimates

Warranties offered

"We hire Geico builders for our kitchen remodeling project, and I'm happy to share my experience: Working with Zaya and Geico Builders was a great decision. They were professional, friendly, and easy to work with. From the start, the process was smooth and efficient. The craftmanship of my remodel kitchen and attention to detail were exceptional, and the end result far exceeded my expectations. From the design phase to completion, their communication was excellent, and I felt completely at ease with them working in my home. The design solutions completely transformed my kitchen, making it both functional and beautiful. I highly recommend Geico Builders for anyone looking for a stress-free and satisfying remodeling experience."
Composite Deck Replacement Trex
Full Backyard Remodel with Outdoor Kitchen
Remodeling - Kitchen & Bathroom Project
Deck Replacement Composit
Composite Deck

+270

Response time1 day
Response rate100%
13 neighbors recently requested a quote
Avatar for BUILDERS GROUP & DESIGN INC
BUILDERS GROUP & DESIGN INC
5.0(
21
)
Basement - Remodel

Serving Napa, CA and surrounding areas

Approved

In business since 2025

Free estimates

Warranties offered

"Every remodeling project comes with surprises, and ours was no exception. Instead of making excuses, Builders Group came up with practical solutions and kept the project moving. They were honest about costs, transparent about timelines, and handled every challenge professionally. That’s the kind of contractor you want on your side."
South San Francisco
South San Francisco
South San Francisco
South San Francisco
South San Francisco

+139

9 neighbors recently requested a quote
Avatar for Build Atlas
Build Atlas
5.0(
13
)
Basement - Remodel

Serving Napa, 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 Tocchini Builders Inc.
Tocchini Builders Inc.
3.8(
134
)
Basement - Remodel

Serving Napa, CA and surrounding areas

Approved

In business since 2016

Free estimates

Credit card accepted

"Leo did a great job redoing our laundry area. They did a great job and went above and beyond to meet the requirements of the job. I'd recommend Leo to anyone looking to get some home projects done."
59 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for Grade A Builders
Grade A Builders
5.0(
1
)
Basement - Remodel

Serving Napa, CA and surrounding areas

Approved

In business since 2022

Free estimates

Warranties offered

Drywall Dynamics is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests and make their concerns the basis of our business.\n\n\nFamily Owned and Operated \n\n36 years of experience. \n\nemergency Hours available upon request

Response time7 hrs
Response rate87%
1 neighbors recently requested a quote
Avatar for Blevins Remodeling
Blevins Remodeling
New to Angi
Basement - Remodel

Serving Napa, CA and surrounding areas

Approved

In business since 2024

Free estimates

Small jobs welcome

We are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.\n

3 neighbors recently requested a quote
Avatar for W OROZCO CONSTRUCTION INC
W OROZCO CONSTRUCTION INC
New to Angi
Basement - Remodel

Serving Napa, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

Hello everybody my name is will orozco ceo of w orozco construction inc we are here to help you with your house project ADU Remodeling new construction we are a company what we staring the company from bottom we know all about construction the main goal is keep all the costumer happy with all the construction projects clean and safe

...
Showing 1-10 of 122
FAQs for basement remodeling projects in Napa, 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 Napa, CA homeowners’ guide to basement remodelings

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