πŸ“ Serving San Antonio & Surrounding Cities • Mon–Sat 7:00 AM – 7:00 PM • Free Estimates
Family-Owned • Superior Craftsmanship • Free Quotes

Custom Masonry, Stonework & Concrete
Built to Endure.

From Texas flagstone patios and natural stone retaining walls to precision brickwork, tuckpointing, and concrete restorationβ€”Luis Sanchez and CornerStone Masonry deliver lasting beauty and strength for your home.

🧱 Why Choose CornerStone?

  • Direct Mason Communication: Work directly with Luis Sanchez.
  • Complete Masonry & Concrete: Flagstone, brick, block, and slabs.
  • Structural Durability: Quality mortar mixing & proper foundation prep.
  • Fast, Free Estimates: Prompt response via email or phone.
  • Fair, Transparent Pricing: Honest quotes with no hidden fees.
Start Your Project Today

Verified Craftsmanship • Direct Mason Access

Official business card for CornerStone Masonry (CSM). Serving residential and commercial properties throughout San Antonio and surrounding cities.

Business Card (Front) Residential & Commercial
CornerStone Masonry Business Card - Front
CornerStone Masonry • Masonry and Concrete Contractor • Free Estimates • (726) 251-9012
Specialties & Services (Back) PSALMS 118:22
CornerStone Masonry Business Card - Back
Specializing in All Masonry Crack Repairs: Flagstone, Rock, Block, Brick, Concrete Repairs, Firepits, Retaining Walls, Flower Beds, Mailboxes, Foundation Parging, Tuckpointing.

Comprehensive Masonry & Concrete Services

Quality residential and commercial stonework across San Antonio, tailored to enhance your outdoor living and preserve your property's value.

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Flagstone Patios & Walkways

Natural Texas flagstone patios, garden pathways, shaded sitting areas, and pool deck extensions designed with artistic mortar joint lines.

  • Curved & geometric patio designs
  • Mortared & sand-joint installations
  • Slip-resistant outdoor finishes
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Brick & Cinder Block

Perimeter privacy walls, entry pillars, masonry mailboxes, foundation skirting, and structural cinder block walls built plumb and level.

  • Matching brick mortar restoration
  • Heavy-duty cinder block walls
  • Accent pillars & gate posts
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Retaining Walls & Planters

Prevent yard erosion and transform sloped terrain with heavy-duty stone and block retaining walls, terraced flower beds, and tree rings.

  • Slope stabilization & erosion defense
  • Custom stone garden planter beds
  • Proper backfill & drainage relief
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Concrete Slabs & Flatwork

Smooth poured concrete pads, shed foundations, walkway extensions, patio slabs, and sunken or cracked concrete repairs.

  • Patio extensions & equipment pads
  • Broom and smooth surface finishing
  • Reinforced concrete crack prevention
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Tuckpointing & Mortar Repair

Restore decaying mortar joints, prevent moisture penetration, and protect your home's foundation with professional tuckpointing and parging.

  • Precision mortar joint grinding
  • Seamless historical color matching
  • Waterproof foundation parging
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Fire Pits & Mailboxes

Custom natural stone mailboxes that stand up to weather and traffic, as well as outdoor stone fire pits for year-round family entertainment.

  • Natural limestone mailboxes
  • Wood-burning & gas fire pit rings
  • Outdoor kitchen stonework

Meet Luis Sanchez

At CornerStone Masonry, every project is built on quality materials, solid preparation, and genuine pride in craftsmanship. Based in San Antonio, Luis Sanchez works directly with each client from the initial on-site estimate through the final cleanup.

Whether you need a minor mortar repair or an expansive backyard flagstone patio, we treat your property with the same care and respect as our own.

Request an Estimate from Luis πŸ“ž Call (726) 251-9012

Proudly Serving San Antonio & Surrounding Cities

We bring our tools, stone, and expertise directly to your home or commercial job site across the greater metro area.

San Antonio Boerne Helotes Alamo Heights Stone Oak Schertz Cibolo New Braunfels Converse Live Oak Leon Valley Universal City

Request a Free Estimate

Fill out this simple form to describe your project. Your inquiry is immediately logged and emailed straight to Luis Sanchez at CornerStone Masonry. Luis will review your request and get in touch with you promptly.

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Direct Phone

(726) 251-9012
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Hours of Operation

Monday – Saturday: 7:00 AM – 7:00 PM
Sunday: Closed
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Social Profiles

Follow CornerStone Masonry on Facebook, Instagram, Nextdoor & TikTok.

Send Your Project Details

Receive a prompt, friendly response directly from Luis.