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Cornerstone Plumbing & Heating

Plumbers · 8175 12th St, Houston, TX 77019

4.4 (405 reviews) · 38 years in business
  • Licensed & Insured
  • ⚡ 24/7 Emergency
  • License #TX-350402

Call now: (970) 561-2185

About Cornerstone Plumbing & Heating

Founded in 1988 in Houston, TX, Cornerstone Plumbing & Heating has grown into one of the most trusted independent family-run plumber shops in the area. The crew specializes in residential service work — leaks, clogs, water heater service and replacement, gas lines, fixture upgrades, repipes, and sewer line repair — and is well known for the lengthy "we will not start work without explaining the price first" written estimate it provides on every visit. Backed by a 100% satisfaction guarantee and an active state license, Cornerstone Plumbing & Heating is a popular pick for both single-job homeowners and rental property managers across Houston.

Cornerstone Plumbing & Heating serves homeowners across Houston, TX and surrounding ZIP codes including 77002, 77019, 77024, 77056, 77098. Pricing is up-front and quoted in writing before any work begins, with no obligation if the estimate isn't right for your project.

Services offered

  • Gas line install & repair
  • Water filtration systems
  • 24/7 emergency response
  • Tankless water heater specialist
  • Garbage disposal service
  • Toilet & faucet install

Service area

Cornerstone Plumbing & Heating covers Houston and the surrounding metro, typically responding to addresses within 25–35 miles of 77019. Same-day appointments are commonly available for non-emergency requests booked before noon, and 24/7 emergency dispatch is offered for active leaks, electrical hazards, no-heat/no-cool calls, and lockouts when applicable.

Licensing & insurance

FixNearMe verifies that Cornerstone Plumbing & Heating holds an active TX contractor license (#TX-350402) and carries general liability insurance covering work at residential properties. We re-verify licensing annually and remove any pro whose status lapses or whose review pattern deteriorates.

How to request a quote

Use the free quote form on this page to send your job details directly to Cornerstone Plumbing & Heating and up to two other nearby plumbers in Houston. You'll receive up-front written quotes — usually within an hour during business hours — so you can compare apples to apples before booking.

Recent customer reviews

★★★★★
Honest pricing, showed up on time, and explained exactly what was wrong before doing anything. Quote was 25% lower than two other shops we called.
— Sarah K., Houston
★★★★★
Used them twice now. Always punctual, polite, and the work has held up perfectly. Saving them in my phone for next time.
— Priya S., Houston
★★★★★
Got us booked the same day and finished the job in a single visit. Cleaned up everything before they left — couldn't even tell they'd been here.
— Mark T., Houston

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