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Verified Reviews for Basement Remodel pros in Portola, CA

*The Angi rating for Basement Remodel companies in Portola, 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 Portola, 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 November 01, 2025

Find Basement remodelers in Portola

Avatar for Barraza Construction, Inc.

Barraza Construction, Inc.

11341 Crest View Drive
5.00(
1
)
•Approved Pro

Barraza Construction, Inc.

11341 Crest View Drive
5.00(
1
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
28 local quotes requested

Welcome to BARRAZA CONSTRUCTION INC! We take pride in the quality of work and customer satisfaction that we give each and every customer! We are known to pay exquisite attention to detail while making customer satisfaction our top priority. Call us today to learn more about how we can help you!

"Great service, everything exceed expectations."

Zack M on February 2023

Welcome to BARRAZA CONSTRUCTION INC! We take pride in the quality of work and customer satisfaction that we give each and every customer! We are known to pay exquisite attention to detail while making customer satisfaction our top priority. Call us today to learn more about how we can help you!

"Great service, everything exceed expectations."

Zack M on February 2023

R&H Construction

37363 Rd 425c
No reviews yet

R&H Construction

37363 Rd 425c
No reviews yet
21 years of experience

R&H Construction License. Num. 923802 We are here for all of your home repair and remodeling needs from additions, kitchens, baths, all flooring, painting interior and exterior, stained concrete, new concrete such as slabs, patios, walkways, tile, electrical, to fascia and siding. We specialize in every trade with 20 plus years experience. No job is to small or to large. Need appliances installed we do that to and can help you find the best ones for you. Call for free estimates. We're looking forward to hearing from you. Call Rob at 559 514 1264.

R&H Construction License. Num. 923802 We are here for all of your home repair and remodeling needs from additions, kitchens, baths, all flooring, painting interior and exterior, stained concrete, new concrete such as slabs, patios, walkways, tile, electrical, to fascia and siding. We specialize in every trade with 20 plus years experience. No job is to small or to large. Need appliances installed we do that to and can help you find the best ones for you. Call for free estimates. We're looking forward to hearing from you. Call Rob at 559 514 1264.

Tommy Treehouse

No reviews yet

Tommy Treehouse

No reviews yet
11 years of experience

I have been building in the trees for roughly 5 years now and it is amazing what you see in the canopy of a massive tree everyone should have a treehouse or a tree gym or both from house to play house we can do it.

I have been building in the trees for roughly 5 years now and it is amazing what you see in the canopy of a massive tree everyone should have a treehouse or a tree gym or both from house to play house we can do it.

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Basement Remodel questions, answered by experts

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.

Common mistakes when finishing basement walls include neglecting proper insulation, insufficient moisture management, and poor ventilation. Not addressing these issues can lead to mold growth, water damage, and discomfort. Additionally, inadequate planning, improper framing, and rushing the project can result in subpar outcomes. 

It's essential to follow best practices, seek professional guidance if needed, and prioritize thoroughness and attention to detail.

For most basement remodels, you’ll want to hire a general contractor. This is for a number of reasons, but the main two are that general contractors have dedicated teams they are comfortable with, and hiring one means you only have to deal with one pro. You may also get a better project quote since they can lump all their work and subcontracting into a single quote. 

Save money on your basement finishing project by making cost-effective decisions such as minimizing structural changes and avoiding costly construction revisions. DIY simpler tasks such as painting or basic cleanup to reduce labor costs. You can also opt for energy-efficient fixtures and materials that may qualify for rebates or tax incentives.

Some older homes have toilets in the basement to combat sewage backups. This type of toilet, also known as a Pittsburgh potty, acted as a safety valve over the incoming sewer line. If a line backed up, it would back up into the toilet because it was the lowest fixture in the home, keeping it out of sight and away from the finished areas of the house.

Basement toilets were also used by workers with messy jobs, like those who worked in coal mines or steel mills. This way, they could clean up and avoid tracking dirt through their home.

The Portola, CA homeowners’ guide to basement remodels

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

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