Get matched with top basement remodelers in Penngrove, CA

Q: What are the hardest parts of finishing a basement?

• <div><p>Roughing in and connecting utilities are the hardest parts of finishing a basement, and they&rsquo;re the parts we typically don&rsquo;t recommend doing as a DIY project. Unfortunately, your finishing timeline can be extended by weeks while you wait for contractors and inspectors to install electrical wiring, plumbing lines, and heating/cooling equipment and carry out inspections.</p></div>

Q: Can you add a bathroom to an unfinished basement?

• <div><p>Yes, you can add a bathroom to an unfinished basement, but you&rsquo;ll want to take proper precautions if doing so. As with any bathroom addition, you&rsquo;ll need to make sure that it&rsquo;s approved by local building authorities first. With unfinished basements, you especially need to keep an eye on proper ventilation practices.</p></div>

Q: Is an extension less expensive than a loft conversion?

• <div><p>Adding an extension or addition to your home costs more than a loft conversion in all but the rarest cases where the home's structural integrity is lacking. Because a home addition requires a new foundation section or significant structural upgrades to handle a cantilevered portion, the cost compared to almost any loft conversion is significantly greater for the same square footage.</p></div>

Q: What are popular design options for basement remodeling?

• <div><p>Key trends include home gyms, theatre rooms, additional rooms (bedroom/office), and more, with personalized styles reflecting individual preferences.</p></div>

Q: Is it cheaper to build up or add a basement?

• <div><p>Building up by adding square footage to the top of your home is often less expensive than adding a basement, but it depends on the specifics of your house, your property, and supply costs. Because building a basement requires excavation, it can be a more expensive option than building up.</p></div>

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Verified Reviews for Basement Remodel pros in Penngrove, CA

*The Angi rating for Basement Remodel companies in Penngrove, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Remodel needs.

*The HomeAdvisor rating for Basement Remodel companies in Penngrove, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Remodel needs.

Last update on July 30, 2026

Reviewed in July 2026
Jason and his crew were great and made the whole experience quick and easy! I had them fully remodeled my kitchen - floors, cabinets, windows, countertops, and put on a good layer of paint. Will use his service in the future!
J R A Construction
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Reviewed in June 2026
Jeff did wonderful work in our kitchen. We had cabinet work done with granite countertops. It looked so beautiful when completed. We would definitely have Jeff/JS Construction in our home for remodeling.
JS Construction
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Reviewed in May 2026
I had a really good experience with RYDR Construction for my bathroom remodel. I worked mostly with the head contractor, Dangiras, and he was organized, easy to reach, and clear about what was happening each step of the way. He kept the project moving and made sure the work was done...
RYDR Construction, LLC
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Reviewed in December 2024
Wes and his crew are amazing!! My bathroom remodel looks amazing. They do it all plumbing, tiling, roofing, electrical etc. I cant wait to have them return to start on my kitchen and 2nd bathroom remodel.
ABD Construction Inc
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Reviewed in May 2024
They did a total remodel, including new insulation, wiring, plumbing, drywall, flooring, cabinets and finish work. Work was completed in a timely manner, and the men were easy to work with. Juan and Alicia are a good team! They made sure I was happy with every detail to the end. I will...
JA Mejia Construction
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Reviewed in May 2024
Everything was done under budget and before deadline. I really appreciate the transparency and communication which built understanding and trust with our project. Would definitely hire them again and recommend for remodeling or addition work!
Next Generation of Builders
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Reviewed in January 2024
Jason was a great communicator-kept me up to date on progress and needed changes. He is a professional. I had him advise on a needed remodel-he brought lots of clarity and cost saving ideas that we will utilize.
Jason Steward
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Reviewed in August 2023
The project required a broad knowledge of electrical, plumbing, concrete work, concrete floor staining and finishing, sheet rock installation and all lighting install. I felt extremely comfortable with the knowledge base and quality of work done. The remodel came out fantastic.
GDW Industries
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Reviewed in August 2023
My wife and I were absolutely new to the idea of remodeling. We felt overwhelmed, like a ship without a sail. We called Wine Country Remodel and they sent their team out quickly and arrived as scheduled. We were impressed - not only with their knowledge of the details, expertise - but how well...
Secured Builders
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Reviewed in June 2023
Jesus and Brandi are great to work with. We have hired them for two bathroom remodels and most recently, a full kitchen remodel - and couldnâ t be happier with the results. The kitchen remodel included new floors, new window, cabinet installation, a fairly intricate backsplash, and widening...
Hernanbocc Construction, LLC
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Find Basement remodelers in Penngrove

Bielefield Construction, Inc.

4.9(

)

Serving Penngrove, CA and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

"We found Bielefeld Construction on Home Advisor and was surprised when Ray responded because we hadnâ t previously had a lot of luck on Home Advisor. We hired them for a master bedroom remodel and are very happy with the final outcome. We made a few changes here and there and Ray was very accommodating. All employees and subcontractors were pleasant, considerate and meticulous in what they brought to the project. We would definitely recommend Bielefeld Construction and use them again if the need arises. 5 star organization!"

+54

Response time1 day

10 neighbors recently requested a quote

Recommended by100%of homeowners

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Ovation Restoration, LLC

4.2(

102

)

Serving Penngrove, CA and surrounding areas

Approved

In business since 1997

Free estimates

Emergency services offered

"Ovation Restoration did a fantastic job on remodeling both our bathrooms!"

Breathtaking solid slab granite countertops

+133

Response time10 hrs

Response rate96%

2 neighbors recently requested a quote

Serving Penngrove, CA and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

"Really great company everything went well and professional"

Response time2 days

Response rate86%

Recommended by100%of homeowners

Request Quote

Alvarado and Son Construction, Inc.

5.0(

)

Serving Penngrove, CA and surrounding areas

Approved

In business since 2018

Free estimates

Offers commercial services

"He is very conscientious, accurate and on time! He keeps his promises and does excellent work!"

Response time1 hour

Recommended by66%of homeowners

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Tocchini Builders Inc.

3.8(

134

)

Serving Penngrove, 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."

40 neighbors recently requested a quote

Recommended by89%of homeowners

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Villa Family Construction LLC

4.9(

)

Serving Penngrove, CA and surrounding areas

Approved

In business since 2000

Free estimates

Warranties offered

"Very dependable, careful,, and well designed. I love our new deck!"

Response time10 hrs

9 neighbors recently requested a quote

Recommended by80%of homeowners

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Royal Premium Homes, LLC

5.0(

)

Serving Penngrove, CA and surrounding areas

Approved

In business since 1991

Free estimates

Warranties offered

"Patrick Royal from Royal Premium Homes did an excellent job. My bathroom looks amazing. I could not be happier with it. He took the time to do the job correctly. Very trustworthy. I would hire him again."

Response time12 hrs

Response rate97%

4 neighbors recently requested a quote

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W OROZCO CONSTRUCTION INC

New to Angi

Serving Penngrove, 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

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Humes Construction

New to Angi

Serving Penngrove, CA and surrounding areas

Approved

Over 30 years of experience. \nOne call does it all!!

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RP Construction

New to Angi

Serving Penngrove, CA and surrounding areas

Approved

Free estimates

Warranties offered

Credit card accepted

We are a general construction company that manages and oversees residential and commercial projects, coordinating all phases of construction from planning through completion.

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Showing 1-10 of 102

Basement Remodel questions, answered by experts

Roughing in and connecting utilities are the hardest parts of finishing a basement, and they’re the parts we typically don’t recommend doing as a DIY project. Unfortunately, your finishing timeline can be extended by weeks while you wait for contractors and inspectors to install electrical wiring, plumbing lines, and heating/cooling equipment and carry out inspections.

Yes, you can add a bathroom to an unfinished basement, but you’ll want to take proper precautions if doing so. As with any bathroom addition, you’ll need to make sure that it’s approved by local building authorities first. With unfinished basements, you especially need to keep an eye on proper ventilation practices.

Adding an extension or addition to your home costs more than a loft conversion in all but the rarest cases where the home's structural integrity is lacking. Because a home addition requires a new foundation section or significant structural upgrades to handle a cantilevered portion, the cost compared to almost any loft conversion is significantly greater for the same square footage.

Key trends include home gyms, theatre rooms, additional rooms (bedroom/office), and more, with personalized styles reflecting individual preferences.

Building up by adding square footage to the top of your home is often less expensive than adding a basement, but it depends on the specifics of your house, your property, and supply costs. Because building a basement requires excavation, it can be a more expensive option than building up.

The Penngrove, CA homeowners’ guide to basement remodels

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

See all articles

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