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COMPANY PROFILE
Darwyn's Plumbing, Inc.
Advertises tank and tankless water heater installation.
A company we found, not an Ember & Tank provider.
Darwyn's Plumbing, Inc. is an independent business that advertises water heater work. It is not our employee or partner and does not receive requests from Ember & Tank. We haven’t verified its license, insurance or workmanship.
- Tank
- Tankless
- Repair
- Emergency service
- Based in
- 2702 Camp Jackson Rd, Cahokia, IL 62206
- Website
- darwynsplumbing.net ↗
- Water heater page
- Services page ↗
- Service areas they list
- Alton, Belleville, Caseyville, Collinsville, Edwardsville, Fairview Heights, Glen Carbon, Granite City, Maryville, Mascoutah, O'Fallon, Shiloh, Swansea, Troy, Waterloo Source ↗
- Information checked
- September 30, 2026
What Darwyn's Plumbing, Inc. says about itself
- Repairs and replaces tank and tankless water heaters with same-day replacement 'available in most cases'; installs Rinnai, Navien and other tankless brands Source ↗
- Family-owned; serving the Metro-East for over 27 years; '24-Hr Emergency Service' Source ↗
- Page's tank-vs-tankless comparison lists generic installed ranges ($300–$700 tank, $800–$2,000 tankless); these are presented as general comparisons, not a quote, so not recorded as pricing Source ↗
The company’s own statements, not verified by Ember & Tank.
What the reviews say
Water heater replacement & service
We haven’t found reviews that mention this company’s water heater work. That doesn’t count against them. Ask the company for references from recent water heater jobs.
Local guides that list Darwyn's Plumbing, Inc.
Places the company says it serves on its own website. Check that it covers your address.
Before you book
- Ask for the license number and check it: Missouri has no statewide plumbing license (check your city or county) ↗
- Get the exact model, the heater warranty and the labor warranty in writing
- Ask who gets the permit and books the inspection
- Compare the full installed price with another written quote