Thomas E Clark Inc
Plumber · Bethesda, MD · Open 24 hours per Google listing
Our verdict
fast_response cited in 18 of 89 reviews and same-day fixes are common, but 4 reviews flag pricing as expensive.
Scores are our editorial reading of published customer reviews — not a verification, license check, or guarantee.
Ranked #4 of 15 plumbers we've reviewed in Reston, VA · compare all →
Our opinion, based on the 89 reviews we analyzed from Google, Yelp and BBB · Analysis updated Jun 2026 · How we decide ↗
Lists 24-hour service on its Google profile — and reviewers describe after-hours calls.
What reviewers praise
Same-day and near-immediate response noted repeatedly (fast_response in 18 of 89 reviews)
2 cited reviews
“Had D from Thomas Clark at the house in 2 hours and the problem was efficiently solved. Will definitely use them again! It was expensive but excellent quality and almost IMMEDIATE response!!!”
“we were finally able to get the last piece of lead out of our incoming water system.”
Cited in 3 of the 89 reviews we analyzed — 1 cited review not excerpted here.
Strong workmanship on older DC-area homes and water-line/lead-pipe replacement
1 cited review
“we were finally able to get the last piece of lead out of our incoming water system.”
Cited in 2 of the 89 reviews we analyzed — 1 cited review not excerpted here.
Clear, transparent communication that avoids unnecessary parts and repairs
1 cited review
“They explain what they're doing, offer fair prices, and are extremely communicative. Will be our go-to plumber moving forward.”
Cited in 2 of the 89 reviews we analyzed — 1 cited review not excerpted here.
What reviewers report — the concerns
Other directories bury these. We think you should read them before you call. Every concern below comes from the reviews it cites.
Red flag
One reviewer flagged a $320 drain-clog quote they felt was inflated for a simple fix
“TLDR: Good but very expensive.”
Pricing repeatedly called expensive even when quality is praised (expensive theme in 4 reviews)
“TLDR: Good but very expensive.”
1 more cited review
“Had D from Thomas Clark at the house in 2 hours and the problem was efficiently solved. Will definitely use them again! It was expensive but excellent quality and almost IMMEDIATE response!!!”
Keep it in proportion: these concerns are cited in 2 of the 89 reviews we analyzed. Most reviewers report positive experiences — see the full rating picture below.
The evidence — in reviewers' own words
Critical
“I was away on a work trip Mon - Fri morning. Upon my return, I found whoever serviced my apartment used my bathroom (without asking my room mate who was home at the time), peed in my toilet, did not flush and left the seat up. Given that the service was done on a Wednesday morning and I did not return until Friday, the smell in my bathroom was absolutely rancid. Coming home to someone else’s bodily fluids in my …”
“We had the misfortune to scheduling a quote to replace our heat pump system from Thomas E Clark today. Maybe the sales person woke up on the wrong side of the bed but it was a disaster from the word “GO”. The sales person did not want to assess our current system, take measurements and understand our expectations for a new system. He thought it was more important to lecture my wife on our current broken Trane …”
Positive
“Had a plumbing issue come up @ 6:30 pm and put in a semi-emergency call. Had D from Thomas Clark at the house in 2 hours and the problem was efficiently solved. Will definitely use them again! It was expensive but excellent quality and almost IMMEDIATE response!!!”
“This company came highly recommended from my realtor. Easily the best plumbing experience I’ve had. Efren is very skilled at his craft and went above and beyond.”
Quotes are reproduced verbatim from public reviews on the platforms shown; we select which to feature, and selection reflects our editorial judgment. Report a quote that doesn't match its source ↗
The rating picture
Newest review in our sample: Dec 2025.
Across platforms
Should you hire Thomas E Clark Inc?
Best for
- Emergency and same-day calls
- Complex installs and remodels
Hire if
- You need a plumber who actually shows up when scheduled
- You need high-quality work that holds up over time
Think twice if
- You need rock-bottom prices with zero flexibility on the quote
- You need detailed walkthroughs and written estimates before work starts
Advice derived from the review analysis above — how we decide.
Own Thomas E Clark Inc?
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Nearby: District Heights · Annapolis Junction · Reston