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Find Basement remodelers in Rancho Santa Margarita

Avatar for A & R General Contractor, Inc.
A & R General Contractor, Inc.
New to Angi

Angi Approved

In business since 2013

Free estimates

Warranties offered

We are a family business, specializing in tiling services, hardwood flooring, and more! We have been servicing Orange County since the early 2000's. We take a personalized approach to each project. We work closely with our clients to understand their vision, preferences, and budgetary requirements. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!

Avatar for William Joyce Design
William Joyce Design
5.00(
3
)

In business since 2010

Free estimates

William Joyce Design is a Landscape Architecture firm dedicated to creating imaginative, functional, & attractive landscapes that elicit lasting responses & are intrinsic to the local environmental conditions. As each site poses its own questions & offers its unique subtleties, we use our own broad-reaching cultural experiences & expansive education to embrace natural systems, feed our imagination, & reinforce the instincts of our designs. By committing to stewardship of the land, responsible use of natural resources, incorporation of local materials & native plants, & appreciation of the physical interaction with the landscape, William Joyce Design seeks uncontrived, natural solutions designed to generate discovery, splendor, & balance.

Recommended by100%of homeowners
Avatar for LSE CUSTOM WOOD WORK INC
LSE CUSTOM WOOD WORK INC
New to Angi

In business since 2022

Free estimates

Emergency services offered

In LSE CUSTOM WOOD WORK we dedicated to make custom cabinets with love and care

Avatar for Graves Construction
Graves Construction
New to Angi

In business since 2002

Free estimates

Emergency services offered

Small Business General Contractor, self performing work. Billin gper terms agreed to between homeowner and dependednt of scope of work. No financing available. Discount specials for Veterans

Avatar for SERVPRO of Fountain Valley
SERVPRO of Fountain Valley
New to Angi

In business since 2007

Emergency services offered

SERVPRO of Fountain Valley offers 24-Hour Emergency Service with highly trained technicians specialized in the cleanup and restoration of residential and commercial property after a fire, smoke or water damage. We can also mitigate mold and mildew from your home or business. \n\nAdditionally, we work with your insurance. For a stress free claims process, SERVPRO can help manage the insurance paperwork and process. Our goal is to help minimize the interruption to your life and quickly make it "Like it never even happened." \n\nWe have the following certifications:\n\nHST - Health and safety Technician, AMRT - Applied Microbial Remediation Technician, ASD - Applied Structural Drying Technician, CDS - Commercial Drying Specialist, WRT - Water Damage Restoration Technician, SRT - Fire & Smoke Damage Restoration Technician, and CCT - Carpet Cleaning Technician.

EGALD CONSTRUCTION Inc
4.91(
57
)

In business since 2000

Free estimates

"Efrain came several times to the property so we could discuss design aspects. He was so patient with me as well as the changes I made each time before I got a quote and he started work. We had a difficult area to have work done in Venice being in the middle of the block and our back alley too small for a standard construction truck to fit. Efrain investigated and figured out the best way to get the excavated soil out as well as the pavers and road base onto the property. Efrain is a man of great character. Once work began, he and his staff were incredibly respectful of our tenants, the property, and our neighbors. He was an artist in several areas, he leveled each and every paver by hand as well as used his expertise in concrete to direct areas for water to drain from the property during rainfall. When I decided to do change orders, he didn’t take that opportunity to charge me a vast amount of money because he knew I had no choice if I wanted the work done. He and his staff always cleaned up after themselves and made sure no one would be in danger of walking across an unsafe area. His work made such a huge difference to the quality and value of the property – it easily paid for itself. If you want an artist who prides himself on his work, Efrain is your guy."
Recommended by96%of homeowners
Alpine Flooring & Carpentry
1.00(
1
)

In business since 1985

Free estimates

Warranties offered

Flooring Contractor Carpet installation

Hertwick Tile and Stone
New to Angi

In business since 2009

Free estimates

Emergency services offered

Old world sevice and quality, fair and reasonable new world prices!

Total Contour Projects, Inc.
New to Angi

General Contractor

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FAQs for basement remodeling projects in Rancho Santa Margarita, 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 Rancho Santa Margarita, CA homeowners’ guide to basement remodelings

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