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Tnt Service Group IncWindow installer in Frederick, MD

Tnt Service Group Inc is a window installer at 3958 Dartmouth Ct A, Frederick, MD 21703, rated 4.3 from 23 Google reviews. Open Monday to Friday.

Frederick, MD0 paid placements in any rankingHow we rank

Call (301) 874-8400Website ↗

Key facts

Key facts about Tnt Service Group Inc
Address3958 Dartmouth Ct A, Frederick, MD 21703Get directions
Phone(301) 874-8400
Websitetntservicesgroup.com
HoursMonday to Friday: 7 AM – 4 PM
Google rating4.3 from 23 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Windowsmain tradeGoogle main category

Service area

Serves Frederick and 11 towns within 40 miles: Ballenger Creek, Brunswick, Urbana, Spring Ridge, Green Valley, Walkersville, Clarksburg, Poolesville, Damascus, Germantown and Linganore.

Based in Frederick, MDView on map

Opening hours

Opening hours for Tnt Service Group Inc
DayHours
Monday7 AM – 4 PM
Tuesday7 AM – 4 PM
Wednesday7 AM – 4 PM
Thursday7 AM – 4 PM
Friday7 AM – 4 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical window installation prices

Typical window installation prices
JobLowTypicalHigh
Window replacementPer project (several windows): typical range of customer-reported projects. US national range × 0.98 South Atlantic factor (2025 Cost vs. Value Report)$3,370$7,200$11,600

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

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Google

4.3from 23 Google reviews

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Questions about Tnt Service Group Inc

What are Tnt Service Group Inc’s hours?

Tnt Service Group Inc is open Monday to Friday. Its listed hours are Monday to Friday, 7 AM – 4 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Tnt Service Group Inc serve?

Serves Frederick and 11 towns within 40 miles: Ballenger Creek, Brunswick, Urbana, Spring Ridge, Green Valley, Walkersville, Clarksburg, Poolesville, Damascus, Germantown and Linganore. The list is based on the business's location and the usual service radius for window installation. Confirm your address is covered when you call.

What do Google reviews say about Tnt Service Group Inc?

Tnt Service Group Inc has a rating of 4.3 from 23 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 Tnt Service Group Inc?

Call Tnt Service Group Inc on (301) 874-8400. The business is at 3958 Dartmouth Ct A, Frederick, MD 21703. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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