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Best basement remodelers near Seal Beach, CA

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Top-Rated Basement remodelers in Seal Beach - Updated Nov 2026

Avatar for HIC Builders, Inc.
HIC Builders, Inc.
5.0(
12
)
Basement - Remodel

Serving Seal Beach, CA and surrounding areas

Approved

In business since 2017

Free estimates

Warranties offered

"I recently completed my home remodeling project with HIC Builders, and my overall experience has exceeded my expectations. Avi, in particular, showcased extensive knowledge and was an absolute delight to collaborate with throughout the process. The team excelled in providing precise estimates for both budget and timeline. Despite minor setbacks due to city-related delays, they made sincere efforts to compensate for lost time. Having undertaken multiple projects in the past, I can confidently state that this has been the most gratifying working relationship I've had with a contractor. Without a doubt, I plan to engage HIC Builders again for my future projects."
Roof & exterior paint
Working on the gas line
Artificial turf project
Roof & exterior paint
Roof & exterior paint

+53

Response time2 days
Response rate100%
6 neighbors recently requested a quote
Avatar for McCormick Home Builders, Inc.
McCormick Home Builders, Inc.
4.7(
42
)
Basement - Remodel

Serving Seal Beach, 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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+1

Response time6 hrs
Recommended by17%of homeowners
Home Pro Remodeling & Construction, Inc.
4.1(
31
)
Basement - Remodel

Serving Seal Beach, CA and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

"I had my garden and bathroom remodel done. Albert and Samuel were professional, friendly, and a delight to work with. They're responsive and reliable. I also like the subcontractors whom they used on my project. They kept me informed of everything and I appreciate their excellent work."
Response time5 days
Recommended by77%of homeowners
Avatar for Saris Building
Saris Building
5.0(
5
)
Basement - Remodel

Serving Seal Beach, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

Saris Building is a family-run general contracting business serving homeowners and property owners throughout the Los Angeles area. We offer new home construction, home additions, ADUs, garage conversions, and kitchen and bathroom remodeling.\n\nWe work closely with our clients, focusing on clear communication, detailed estimates, and quality workmanship. From home improvements to complete builds, we take pride in treating your property with care and keeping you informed throughout the job.\n\nContact us to discuss your project and how we can help bring it to life.

Construct an Office Wall
Avatar for Big boys construction
Big boys construction
New to Angi
Basement - Remodel

Serving Seal Beach, CA and surrounding areas

Approved

Credit card accepted

Hi, my name is Steven with Big Boys Construction. We are a locally owned and operated company serving the High Desert and surrounding areas. We specialize in a wide range of residential services including painting, flooring, drywall, concrete, and general home improvements.\n\nOur goal is simple — deliver quality work, honest pricing, and reliable service you can count on. We take pride in treating every home like it’s our own, with attention to detail and proper preparation from start to finish.\n\nWhether it’s a small repair or a full renovation, we are committed to making the process smooth and stress-free for our customers. We look forward to earning your business and bringing your vision to life.\n

Full kitchen remodel
Vinyl flooring
Vinyl flooring
Vinyl flooring
RSF Construction Inc.
1.0(
1
)
Basement - Remodel

Serving Seal Beach, CA and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

RSF Construction Inc. is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

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Basement Remodel FAQs, answered by experts

The time it takes to finish or remodel a basement can vary significantly, ranging from a few weeks to several months or even up to a year. On average, the construction phase can take four to eight weeks, but the total project time can extend to three or four months when including planning and permits. The timeline depends on several factors, including the basement's size, design complexity, the scope of the work, and your contractor's availability. A more detailed breakdown for an average-sized basement might include: framing (3-5 days), electrical and rough-in plumbing (3-5 days), drywall installation (5 days), flooring (2-3 days), and final touches like painting and trim (about a week). If preliminary work like installing a waterproofing system or addressing structural issues is needed, the timeline could extend to six to twelve months. Factors like difficult access, material transport, and ventilation needs can also add to the project's duration.

Although homeowners often use the terms basement remodeling and basement finishing interchangeably, they are quite different terms. 

Finishing a basement is the process of taking a basement space that is not habitable and adding elements to make it usable. This includes adding plumbing, flooring, and insulation.

Remodeling a basement means taking an already existing finished basement and changing it, often by adding or removing walls, adding plumbing, or changing the existing flooring.

If you don’t have a crawl space but have a partial basement you want to make deeper, you can expect to spend a little less—between $40,000 and $90,000 on average. However, if you’re not adding new finished square footage, you won’t see much in the way of ROI.

Yes, in most cases, finishing a basement is worth the cost. The project adds valuable, usable square footage to your home and typically provides a return on investment (ROI) of 70% to 75%. For example, an average basement refinishing project costing $32,000 could add between $22,400 and $24,000 to your property's value. The final value added depends on factors like your location, the quality of materials and workmanship, and the features you include, such as a living space, bedroom, or bathroom. To be officially counted in your home's total square footage, the finished space must comply with all local building codes, including requirements for points of egress. However, in areas prone to flooding, a finished basement might be seen as a liability by potential buyers and could potentially decrease your home's value.

Joists and beams are both part of the flooring system above your basement, with the beams spanning the length of your home and getting support from vertical posts underneath, and joists usually spanning half the width of your home with no support posts underneath. The floor joists provide even support to the subflooring and flooring above, and they distribute that load to the beams. The beams then distribute that load down through the support posts to the foundation.

The Seal Beach, CA homeowners’ guide to basement remodels

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