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Cornerstone Plumbing

Plumbers · 4802 Sycamore Pl, Grand Rapids, MI 49507

4.8 (26 reviews) · 13 years in business
  • Licensed & Insured
  • ⚡ 24/7 Emergency
  • License #MI-718752

Call now: (695) 327-4981

About Cornerstone Plumbing

Founded in 2013 in Grand Rapids, MI, Cornerstone Plumbing has grown into one of the most trusted independent well-respected 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 is a popular pick for both single-job homeowners and rental property managers across Grand Rapids.

Cornerstone Plumbing serves homeowners across Grand Rapids, MI and surrounding ZIP codes including 49503, 49504, 49505, 49506, 49507. 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

  • Tankless water heater specialist
  • Sump pump install
  • Water heater install & repair
  • Backflow testing & install
  • Repiping (PEX & copper)
  • Sewer camera inspection
  • Trenchless sewer repair

Service area

Cornerstone Plumbing covers Grand Rapids and the surrounding metro, typically responding to addresses within 25–35 miles of 49507. 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 holds an active MI contractor license (#MI-718752) 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 and up to two other nearby plumbers in Grand Rapids. 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

★★★★★
Used them twice now. Always punctual, polite, and the work has held up perfectly. Saving them in my phone for next time.
— Priya S., Grand Rapids
★★★★★
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., Grand Rapids
★★★★★
They diagnosed an issue three other contractors had missed. Fixed it in two hours and didn't charge for the diagnostic visit. Easy 5 stars.
— Karen W., Grand Rapids

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