---
title: Plumbers in Washington: Proof of Work | LocalProof
url: https://thelocalproof.com/washington/plumbers/
updated: 2026-11-04
---

Skip to content

[Local **Proof**](https://thelocalproof.com/)

Proof of real work, with the source and date.

[For businesses](https://thelocalproof.com/claim/)

- [Washington](https://thelocalproof.com/washington/)
- [Plumbers](https://thelocalproof.com/washington/plumbers/)
- [Guide](https://thelocalproof.com/guides/plumbers-cost-washington/)
- [What counts as proof](https://thelocalproof.com/what-counts-as-proof/)
- [Corrections](https://thelocalproof.com/corrections/)
- [How we make money](https://thelocalproof.com/how-we-make-money/)

1. [Home](https://thelocalproof.com/)
2. [District of Columbia](https://thelocalproof.com/district-of-columbia/)
3. [Washington](https://thelocalproof.com/washington/)
4. Plumbers

Washington Plumbers Updated Nov 4, 2026

# Plumbers in Washington: the 5 with the most proof of work

Ranked by what the records show, not by what the businesses say: permits pulled, reviews coming in over time, and public record checks.

- **15** on file
- **6,437** public reviews counted
- **15** with records matched

## Top 3 plumbers in Washington

Order follows a published score: records and permits 30%, review volume 25%, recent reviews 20%, complete profile 15%, years 5%, rating 5%.

1.

### 1. [Roto-Rooter Plumbing & Water Cleanup](https://thelocalproof.com/business/g-469ccda5691d6a25/)

Bethesda · 4.8 average rating

Evidence **436** reviews1 record matched

Request a quote [See the evidence](https://thelocalproof.com/business/g-469ccda5691d6a25/)[Call +1 301-235-9817](tel:+13012359817)[Website](https://www.rotorooter.com/bethesdamd/?utm_source=Google&utm_medium=organic&utm_campaign=gmb&utm_content=website)

2.

### 2. [Roto-Rooter Plumbing & Water Cleanup](https://thelocalproof.com/business/g-cf8f367855f90b12/)

McLean · 4.9 average rating

Evidence **218** reviews1 record matched

Request a quote [See the evidence](https://thelocalproof.com/business/g-cf8f367855f90b12/)[Call +1 703-463-2051](tel:+17034632051)[Website](https://www.rotorooter.com/mcleanva/?utm_source=Google&utm_medium=organic&utm_campaign=gmb&utm_content=website)

3.

### 3. [Thomas E Clark](https://thelocalproof.com/business/g-5841b86530164d50/)

Silver Spring · 4.8 average rating

Evidence **118** reviews1 record matched

Request a quote [See the evidence](https://thelocalproof.com/business/g-5841b86530164d50/)[Call +1 301-608-0550](tel:+13016080550)[Website](http://www.thomaseclark.com/)

### More plumbers in Washington

1.

 4. [Roto-rooter Plumbing & Water Cleanup](https://thelocalproof.com/business/g-619434bd433b79b7/)

Washington · 4.8 average rating

Evidence **1,538** reviews1 record matched

2.

 5. [Len The Plumber Heating & Air, LLC](https://thelocalproof.com/business/g-b34adc7ee64638a5/)

Silver Spring · 4.7 average rating

Evidence **3,218** reviews1 record matched

### Proven or claimed

- Proven A public record backs it. Source and date shown.
- Claimed The business says so, or sent the document itself.
- Not matched yet No matching record found yet. Not a finding against anyone.

[What counts as proof](https://thelocalproof.com/what-counts-as-proof/)

## Also on file in Washington

10 more plumbers, by name. No permit records matched for these yet. Less on record usually means less has been published, not a problem with the business.

Other plumbers in Washington, data as of November 4, 2026

| Business | Reviews | Records matched |
|---|---|---|
| Aqua Plus Plumbing Temple Hills | 178 | 1 |
| Catons Plumbing, Drains & Water Cleanup Silver Spring | 38 | 1 |
| Durance Plumbing Takoma Park | 38 | 1 |
| [John C. Flood](https://thelocalproof.com/business/g-4256b530509d6e99/) Brentwood | 67 | 1 |
| [John Nugent & Sons](https://thelocalproof.com/business/g-048dbad455344f8e/) McLean | 323 | 1 |
| Master Plumbing & Mechanical Inc Silver Spring | 18 | 1 |
| Plumber In DC Washington | 28 | 1 |
| Spartan Plumbing, Heating And Air Conditioning Washington | 148 | 1 |
| Tim Whistler Plumbing, Gas Fitting, HVAC, and Electrical Silver Spring | 53 | 1 |
| TwinTech LLC McLean | 18 | 1 |

## Ask the top plumbers for a quote

Send my request to

Goes only to the businesses you tick above. They may pay us for the request; it doesn't change their evidence.

We never sell your details. A business that answers may pay us a small fee; your price is the same.

### Who sees your request

Only the businesses you tick. We don't sell your details. [Privacy](https://thelocalproof.com/privacy/)

Public record · Washington

## What the public record says about Washington

People per square mile

11,348

[Calculated from U.S. Census Bureau 2025 estimates and Gazetteer land area](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025

Land area

 61.1 sq mi

[U.S. Census Bureau, 2025 Gazetteer files](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025

Washington residents

693,645

[U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · July 1, 2025

Population change since 2020

+0.6% from 689,544 (April 2020 base)

[U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · 2020–2025

Questions

## Questions about plumbers in Washington

How is the top 5 ranking of plumbers in Washington calculated?

Each business gets a score from its rating, review volume, recent reviews, years in business, profile completeness and record checks. The highest scores make the list. We compared 15 plumbers for Washington.

Which of these plumbers in Washington has the best reviews?

Roto-Rooter Plumbing & Water Cleanup has a 4.9 rating from 218 public reviews, the highest on this page.

Which of these plumbers has the most reviews?

Len The Plumber Heating & Air, LLC, with 3218 public reviews. A long review history shows how a business handles many jobs.

Are these plumbers licensed?

5 of the 5 businesses here had their state license checked against public records. Each profile shows the source and the date of the check.

How many quotes should I get for plumbers in Washington?

Get at least three. Use the quote form on this page: only the businesses you tick receive your request.

## More in Washington

### Check it yourself

- [Plumbers in Washington: costs and proof to ask for](https://thelocalproof.com/guides/plumbers-cost-washington/)

### Related in Washington

- [HVAC Contractors](https://thelocalproof.com/washington/hvac-contractors/)
- [AC Repair](https://thelocalproof.com/washington/ac-repair/)
- [Auto repair shops](https://thelocalproof.com/washington/auto-repair-shops/)
- [Brake repair shops](https://thelocalproof.com/washington/brake-repair-shops/)
- [Transmission repair shops](https://thelocalproof.com/washington/transmission-repair-shops/)
- [Tire shops](https://thelocalproof.com/washington/tire-shops/)

### Plumbers nearby

- [Jacksonville](https://thelocalproof.com/jacksonville/plumbers/)
- [Miami](https://thelocalproof.com/miami/plumbers/)
- [Tampa](https://thelocalproof.com/tampa/plumbers/)
- [Orlando](https://thelocalproof.com/orlando/plumbers/)
- [Port St. Lucie](https://thelocalproof.com/port-st-lucie/plumbers/)
- [St. Petersburg](https://thelocalproof.com/st-petersburg/plumbers/)

## Do this work in Washington?

Claim your free profile and point us to your permits or records. We add what checks out, with the source and date. Paying never changes what the records show.

[Claim or add proof](https://thelocalproof.com/claim/)[Or report an error](https://thelocalproof.com/corrections/)

[Local **Proof**](https://thelocalproof.com/)

Proof that a business actually does the work: permits, review history and public records, each with its source and date. What a business only claims is labelled as a claim.

## Directory

- [All proof lists](https://thelocalproof.com/)
- [Washington](https://thelocalproof.com/washington/)
- [Plumbers, all cities](https://thelocalproof.com/plumbers/)
- [HVAC Contractors](https://thelocalproof.com/washington/hvac-contractors/)
- [AC Repair](https://thelocalproof.com/washington/ac-repair/)
- [Auto repair shops](https://thelocalproof.com/washington/auto-repair-shops/)
- [Request quotes](https://thelocalproof.com/quote/)

## Proof

- [What counts as proof](https://thelocalproof.com/what-counts-as-proof/)
- [Corrections](https://thelocalproof.com/corrections/)
- [About LocalProof](https://thelocalproof.com/about/)
- [Contact](https://thelocalproof.com/contact/)
- [Data sources](https://thelocalproof.com/data-sources/)
- [Privacy](https://thelocalproof.com/privacy/)
- [Terms](https://thelocalproof.com/terms/)

## Businesses

- [Claim a profile or add proof](https://thelocalproof.com/claim/)
- [Report an error](https://thelocalproof.com/corrections/)
- [How we make money](https://thelocalproof.com/how-we-make-money/)

**How we make money.** Businesses can pay for profile tools and lead notifications, and may pay when you send them a quote request. Money can't add a permit or change a date.

© 2026 LocalProof · [About](https://thelocalproof.com/about/) · [Contact](https://thelocalproof.com/contact/) · [Privacy](https://thelocalproof.com/privacy/) · Every fact is shown as of the date beside it