Get matched with top basement remodelers in Petaluma, CA

Q: Does a bar in the basement add value?

• <div><p>Building a bar in the basement will likely add value to your home, although it&rsquo;s unlikely that you&rsquo;ll see a significant return on investment (ROI) unless you plan on using the space for you and your guests. If you think you&rsquo;ll use the area frequently, though, it&rsquo;s probably worth the investment, and you should see a bump in value if or when you sell your property.</p></div>

Q: How long does it take to frame a basement?

• <div><p>Framing a basement takes three to five days, on average, when completed by a professional, though it may take longer for a larger space. Keep in mind this doesn&rsquo;t include the time to complete the design, obtain permits, and install the drywall on the framing. On average, fully finishing a basement takes an average of 45 days.</p></div>

Q: Do I need permits for flooded basement cleanup or repairs?

• <div><p>Permits may be required for major repairs, structural work, or electrical and plumbing restoration after a flood. Check with your local building department to determine permit requirements and associated fees for your flooded basement cleanup project. Obtaining the correct permits helps ensure work is done safely and up to code.</p></div>

Q: What is the hardest part of finishing a basement?

• <div><p>The most challenging part of finishing a basement is addressing moisture control. Basement waterproofing is an essential task that requires a professional&rsquo;s skills and knowledge. If you don&rsquo;t properly waterproof your finished basement, it&rsquo;ll be vulnerable to dampness, water damage, and mold growth. Ensuring proper insulation and ventilation to combat these issues while meeting building codes adds complexity to your remodeling project.</p></div>

Q: How hard is it to add a basement to an existing house?

• <div><p>The difficulty of adding a basement to an existing house can vary depending on the house&rsquo;s location, the size of the basement, and the type and condition of the existing foundation. Adding a basement is a job best handled by the pros, so you&rsquo;ll need to enlist professional help for this project.</p></div>

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Verified Reviews for Basement Remodel pros in Petaluma, CA

*The Angi rating for Basement Remodel companies in Petaluma, 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 Petaluma, 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 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
Both remodels turned out beautifully. We were very pleased with the end results. We have since done a backyard patio, and we also were pleased with the work done.
Bay Builders, Inc.
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Reviewed in October 2024
If you are looking for a construction company that is reliable, skilled, trustworthy, and thorough, you need to hire JA Construction. They framed a remodel project for me and it was exactly what I wanted, on time, and at a fair price. Juan, Alicia, and their crew are the best. I will be...
JA Mejia Construction
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Reviewed in June 2024
We had waited for 20 years to have our kitchen remodeled and we didn't know how to get started. Crystal Oak Builders provided us with an exceptionally great remodel experience. They remodeled our kitchen, laundry area, 1/2 bath, and windows. Their communication was excellent with frequent...
Crystal Oak Builders
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Reviewed in June 2024
Jake and Coastal View Builder did an excellent bathroom remodel for us! They helped to transform an old, outdated, poorly designed bathroom into a beautiful, functional, open and light-filled space. Jake and his team were professional and a pleasure to work with. We would work with them again.
Coastal View Builder
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Reviewed in November 2023
Professional work done in my home remodels, with quality materials and attention to detail. I have used Fern in two home projects already and he has been responsive, cooperative with the other contractors to complete the drywall work in the time frame needed. I will definitely be using him again...
Fern's Drywall
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Reviewed in October 2023
Great group of guys . They did an amazing job ,I had them built my outdoor kitchen and bbq made out for stone. They also removed and replaced all the walls in the living room. We also had them paint my a few of the bed rooms and my wife absolutely loved the remodel that they did in our...
Brothers Construction
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Reviewed in October 2023
I formerly worked for a property management company who hired Jeff Thomas to do remodeling work for apartment units and commercial spaces, so I was well aware of the quality of his work. In 2018 I had a house fire which left my home red tagged and in need of a massive amount of work to be able...
Jeffery Greg Construction, Inc
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Reviewed in August 2023
Excellent customer service and craftsmanship. Schedule and budget were both followed to the highest priority. Cleanliness throughout the remodel was great. Would definitely hire Dan and his team again.
D.M. RAVANO CONSTRUCTION
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Find Basement remodelers in Petaluma

BE HOME REMODELING INC

4.9(

)

Serving Petaluma, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Warranties offered

"Be home remodeling were very professional, very knowledgeable, very patient and take great care of me, definitely recommend them"

+31

Response time1 day

Response rate99%

622 neighbors recently requested a quote

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Bielefield Construction, Inc.

4.9(

)

Serving Petaluma, CA and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

"I can't say enough good things about my experience working with Ray and Bielefield Construction! We love our new kistchen and Ray was so easy to work with. He even came up with some great solutions for a couple other fixes we needed while he was there. They were quick, clean, professional and a pleasure to work with. Construction can be fun! Keeping them on my speed dial for future projects."

+54

Response time1 day

12 neighbors recently requested a quote

Recommended by100%of homeowners

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Ovation Restoration, LLC

4.2(

102

)

Serving Petaluma, 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%

3 neighbors recently requested a quote

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Concept, Design, Develop, Inc.

5.0(

)

Serving Petaluma, CA and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

"Loyal, very trustworthy, you don't have to worry anything that he handles."

Recommended by100%of homeowners

Serving Petaluma, 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

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First String Home Improvement

5.0(

)

Serving Petaluma, CA and surrounding areas

Approved

In business since 2023

Free estimates

Credit card accepted

"Skylar does EVERYTHING I have ever requested; bulding furniture to perfection, installation of just about anything, lighting, window treatments, bathroom apparatus, doors and more. He can fix everything I have ever asked; dishwasher, windows, doors, floors, and more. AND you cannot even tell his been here by the time he leaves, everything is cleaned up. He is always on time. Lets put it this way; I will wait no matter how long for him to be the only person who handles my many requests."

Response time2 hrs

Response rate95%

1 neighbors recently requested a quote

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Alvarado and Son Construction, Inc.

5.0(

)

Serving Petaluma, 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

1 neighbors recently requested a quote

Recommended by66%of homeowners

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Maldonado Jessy Construction

4.3(

)

Serving Petaluma, CA and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"Such a great team, I reached out to Maldonado Jessy Construction and was very respectful, kind and helpful for my full bathroom-remodel. We truly are thankful for him to help us with a big project and others as well. The job was done very efficiently and timely."

+25

Recommended by96%of homeowners

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Tocchini Builders Inc.

3.8(

134

)

Serving Petaluma, 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."

36 neighbors recently requested a quote

Recommended by89%of homeowners

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Villa Family Construction LLC

4.9(

)

Serving Petaluma, CA and surrounding areas

Approved

In business since 2000

Free estimates

Warranties offered

"Very professional, prompt, and fair."

Response time10 hrs

9 neighbors recently requested a quote

Recommended by80%of homeowners

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Showing 1-10 of 119

Basement Remodel questions, answered by experts

Building a bar in the basement will likely add value to your home, although it’s unlikely that you’ll see a significant return on investment (ROI) unless you plan on using the space for you and your guests. If you think you’ll use the area frequently, though, it’s probably worth the investment, and you should see a bump in value if or when you sell your property.

Framing a basement takes three to five days, on average, when completed by a professional, though it may take longer for a larger space. Keep in mind this doesn’t include the time to complete the design, obtain permits, and install the drywall on the framing. On average, fully finishing a basement takes an average of 45 days.

Permits may be required for major repairs, structural work, or electrical and plumbing restoration after a flood. Check with your local building department to determine permit requirements and associated fees for your flooded basement cleanup project. Obtaining the correct permits helps ensure work is done safely and up to code.

The most challenging part of finishing a basement is addressing moisture control. Basement waterproofing is an essential task that requires a professional’s skills and knowledge. If you don’t properly waterproof your finished basement, it’ll be vulnerable to dampness, water damage, and mold growth. Ensuring proper insulation and ventilation to combat these issues while meeting building codes adds complexity to your remodeling project.

The difficulty of adding a basement to an existing house can vary depending on the house’s location, the size of the basement, and the type and condition of the existing foundation. Adding a basement is a job best handled by the pros, so you’ll need to enlist professional help for this project.

The Petaluma, 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

Alison Kasch
•
Jul 8, 2026Jul 8, 2026
How Much Does It Cost to Build a Foundation in San Francisco? [2026 Data]
A foundation for a new-build home averages around $22,557. Find out all the factors that affect the cost of a foundation in San Francisco, CA and how to save money.
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•
Jul 20, 2026Jul 20, 2026
How Much Does a Basement Remodel Cost? [2026 Data]
A basement remodel can often cost as much as adding another room. However, homeowners should consider the usefulness and ROI of a remodel.
Haley Nothstein
•
May 30, 2026May 30, 2026
How Much Does It Cost to Frame a Basement? [2026 Data]
The first step toward a cozy finished basement is adding its framing. How much does it cost to frame a basement? Let's break down the numbers.
Amy Freeman
•
Jul 20, 2026Jul 20, 2026
Basement Remodel on a Budget: Yes, You Can Do It
Do you have a finished basement? If you want to give it a new lease on life, find out how you can do a basement remodel on a budget.
Melissa Graham
•
May 18, 2026May 18, 2026
5 Questions to Ask About Basement Remodels
These questions for professional contractors can help address your basement remodeling needs, design, and the best time to start the project.
Lawrence Bonk
•
Jul 9, 2026Jul 9, 2026
These 8 Red Flags Will Help You Spot a Bad Basement Remodeler
Hiring a bad basement remodeler can wreak havoc on the look and longevity of your unfinished space. Here are red flags to look for as you vet basement contractors.