Turn Your Basement Into Usable Space

Basement Remodeling in San Antonio for Unfinished or Moisture-Damaged Lower Levels

Moran's Repair remodels basements for homeowners in San Antonio who need to finish raw concrete spaces or repair areas where humidity has caused mold, peeling paint, or warped framing. You call us when the basement smells musty, when the walls show efflorescence from moisture seeping through the foundation, or when you're ready to add a bedroom, office, or family room in space that's currently used for storage. We insulate, frame, drywall, and finish basements to create comfortable, dry rooms that meet local building codes.The remodel begins with moisture testing and addressing any active water intrusion through cracks or poor drainage around the foundation. We frame walls using pressure-treated bottom plates, insulate exterior walls, run electrical and HVAC as needed, and install drywall with mold-resistant backing in areas prone to humidity. Flooring options include vinyl plank, engineered wood, or carpet over a vapor barrier to keep moisture from rising through the slab.If your basement is unfinished or has signs of water damage, we can inspect the space and outline a remodeling plan tailored to your intended use.

Framing and Finishing a Basement Correctly

We start by checking for active leaks, testing humidity levels, and confirming that gutters and grading are directing water away from the foundation. If moisture issues are present, we address them before framing begins. Once the space is dry, we lay out walls, install pressure-treated lumber at the slab, frame to the ceiling joists, and run wiring for outlets, lighting, and any media or networking needs. Insulation goes into the stud bays on exterior walls, and we hang drywall with screws, tape, and finish the seams.After the remodel, the basement will feel warmer in winter, cooler in summer, and free of the damp smell that's common in unfinished lower levels. You'll have well-lit rooms with functioning outlets, walls that stay dry, and flooring that doesn't feel cold or clammy underfoot.We handle framing, drywall, basic electrical and HVAC coordination, and flooring installation. We do not perform foundation crack repair, sump pump installation, or major drainage work unless those services are added separately to the project scope.

What to Know Before Remodeling a Basement

What to Know Before Remodeling a Basement

Most homeowners ask about moisture control, code requirements for egress windows, and how long it takes to convert a basement into finished living space. These answers provide the necessary context.

  • How do you keep basements dry in San Antonio?We test moisture levels in the concrete, check for groundwater intrusion, and make sure exterior drainage is directing water away from the foundation. If humidity is high, we recommend dehumidifiers or HVAC adjustments before finishing the space.
  • What are the code requirements for basement bedrooms? Bedrooms must have an egress window large enough for emergency exit, usually 5.7 square feet of clear opening, and the sill height must be within 44 inches of the floor. We coordinate egress window installation if your plan includes a bedroom.
  • How long does a basement remodel take? Most projects take three to five weeks depending on square footage and complexity. Adding a bathroom or wet bar extends the timeline due to plumbing work, and moisture remediation adds time if active leaks need to be addressed first.
  • Why do basements in this area often have moisture problems? Clay-heavy soil retains water, and inadequate grading or clogged gutters cause runoff to pool near the foundation. High humidity during summer months also contributes to condensation on cool concrete surfaces.
  • What flooring works best in a finished basement? Vinyl plank and engineered wood perform well because they resist moisture better than solid hardwood or standard laminate. Carpet is an option if a vapor barrier is installed and humidity is controlled, but it's less forgiving if a leak occurs.


Moran's Repair has completed basement remodels across San Antonio, converting unfinished spaces into bedrooms, offices, and recreation areas while addressing moisture and code compliance. Reach out to schedule an inspection and receive a detailed estimate for your basement project.