Mast Plumbing CoPlumber in Defiance, OH
Mast Plumbing Co is a plumber at 416 E 2nd St, Defiance, OH 43512, ranked #4 of 21 plumbers in Defiance and rated 4.7 from 20 Google reviews.
Defiance, OHUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 416 E 2nd St, Defiance, OH 43512Get directions |
|---|---|
| Phone | (419) 782-5416 |
| Google rating | 4.7 from 20 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Plumbingmain tradeGoogle main category
Service area
Serves Defiance and 3 towns within 25 miles: Napoleon, Bryan and Wauseon.
Based in Defiance, OHView on map
Typical plumbing prices
| Job | Low | Typical | High |
|---|---|---|---|
| Water heater replacementPer unit, installed (unit plus labor); typical range of customer-reported jobs. US national range | $882 | $1,348 | $1,826 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Compare nearby plumbers
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Mast Plumbing Co (this business) | — | 58 | 4.7 (20) | — | — | — | |
| Affordable Water Heaters | #2 | 58 | 4.9 (63) | — | Yes | Yes | 22.2 mi |
| Holbrook Plumbing & Drain Cleaning | #3 | 58 | 4.7 (63) | — | No | No | 3.4 mi |
| Scott Wagner Plumbing & Heating | #5 | 57 | 4.8 (146) | — | No | No | 1.1 mi |
Reviews
ContractorsRanked reviews
No ContractorsRanked reviews yet
4.7from 20 Google reviews
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Questions about Mast Plumbing Co
How is Mast Plumbing Co ranked in Defiance?
Mast Plumbing Co is ranked #4 of 21 plumbers in Defiance by CR Score, with 58 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.
What areas does Mast Plumbing Co serve?
Serves Defiance and 3 towns within 25 miles: Napoleon, Bryan and Wauseon. The list is based on the business's location and the usual service radius for plumbing. Confirm your address is covered when you call.
What do Google reviews say about Mast Plumbing Co?
Mast Plumbing Co has a rating of 4.7 from 20 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
How do I contact Mast Plumbing Co?
Call Mast Plumbing Co on (419) 782-5416. The business is at 416 E 2nd St, Defiance, OH 43512. Ask for a written estimate before any work starts.
Own Mast Plumbing Co? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.